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Toro Multi Pro 5700-D Service Manual
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Toro Multi Pro 5700-D Service Manual

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Preface
The purpose of this publication is to provide the service
technician with information for troubleshooting, testing,
and repair of major systems and components on the
Multi Pro 5700–D.
REFER TO THE OPERATOR'S MANUAL FOR OPER-
ATING,
MAINTENANCE,
INSTRUCTIONS. Space is provided in Chapter 2 of this
book to insert the Operator's Manual and Parts Catalog
for your machine. Replacement Operator's Manuals
and Parts Catalogs are available on the internet at
www.Toro.com or by sending complete Model and Seri-
al Number to:
The Toro Company
Attn. Technical Publications
8111 Lyndale Avenue South
Bloomington, MN 55420–1196
The Toro Company reserves the right to change product
specifications or this publication without notice.
AND
ADJUSTMENT
E The Toro Company – 2004, 2005, 2007
Service Manual
Multi Pro
This safety symbol means DANGER, WARNING,
or CAUTION, PERSONAL SAFETY INSTRUC-
TION. When you see this symbol, carefully read
the instructions that follow. Failure to obey the
instructions may result in personal injury.
NOTE: A NOTE will give general information about the
correct operation, maintenance, service, testing, or re-
pair of the machine.
IMPORTANT: The IMPORTANT notice will give im-
portant instructions which must be followed to pre-
vent damage to systems or components on the
machine.
PART NO. 04130SL (Rev. B)
R
5700–D

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Summary of Contents for Toro Multi Pro 5700-D

  • Page 1 8111 Lyndale Avenue South vent damage to systems or components on the Bloomington, MN 55420–1196 machine. The Toro Company reserves the right to change product specifications or this publication without notice. E The Toro Company – 2004, 2005, 2007...
  • Page 2 This page is intentionally blank. Multi Pro 5700–D...

  • Page 3: Table Of Contents

    Table Of Contents Chapter 1 – Safety Chapter 5 – Electrical System Safety Instructions ......1 – 2 Electrical Diagrams .
  • Page 4 This page is intentionally blank. Multi Pro 5700–D...
  • Page 5 Chapter 1 Safety Table of Contents SAFETY INSTRUCTIONS ..... . 2 JACKING INSTRUCTIONS ..... 4 Before Operating .

  • Page 6: Safety Instructions

    A. Store fuel in containers specifically designed for machine and engine quickly. A replacement Operator’s this purpose. Manual is available on the Internet at www.Toro.com or by sending the complete model and serial number to: B. Do not remove machine fuel tank cap while en- gine is hot or running.

  • Page 7: Maintenance And Service

    Use 16.To assure optimum performance and continued cardboard or paper to find hydraulic leaks. Hydraulic safety of the machine, use genuine Toro replacement fluid escaping under pressure can penetrate skin and parts and accessories. Replacement parts and acces- cause injury.

  • Page 8: Jacking Instructions

    Numerous safety and instruction decals are affixed to the Multi Pro 5700–D. If any decal becomes illegible or damaged, install a new decal. Part numbers are listed in your Parts Catalog. Order replacement decals from your Authorized Toro Distributor. Safety Page 1 – 4 Multi Pro 5700–D...

  • Page 9: Product Records

    Chapter 2 Product Records and Maintenance Table of Contents PRODUCT RECORDS ......1 EQUIVALENTS AND CONVERSIONS ... 2 Decimal and Millimeter Equivalents .

  • Page 10: Equivalents And Conversions

    Equivalents and Conversions Product Records and Maintenance Multi Pro 5700–D Page 2 – 2...

  • Page 11: Torque Specifications

    For critical applications, as determined reduced by 25% for lubricated fasteners to achieve by Toro, either the recommended torque or a torque that the similar stress as a dry fastener. Torque values may is unique to the application is clearly identified and spe - also have to be reduced when the fastener is threaded cified in this Service Manual.

  • Page 12: Standard Torque For Dry, Zinc Plated And Steel Fasteners (Inch Series Fasteners)

    Standard Torque for Dry, Zinc Plated and Steel Fasteners (Inch Series Fasteners) Grade 1, 5, & SAE Grade 1 Bolts, Screws, Studs, & SAE Grade 5 Bolts, Screws, Studs, & SAE Grade 8 Bolts, Screws, Studs, & Thread Size 8 with Thin Sems with Regular Height Nuts Sems with Regular Height Nuts Sems with Regular Height Nuts...

  • Page 13: Standard Torque For Dry, Zinc Plated And Steel Fasteners (Metric Fasteners)

    Standard Torque for Dry, Zinc Plated and Steel Fasteners (Metric Fasteners) Class 8.8 Bolts, Screws, and Studs with Class 10.9 Bolts, Screws, and Studs with Thread Size Thread Size Regular Height Nuts Regular Height Nuts Regular Height Nuts Regular Height Nuts (Class 8 or Stronger Nuts) (Class 10 or Stronger Nuts) M5 X 0.8...

  • Page 14: Other Torque Specifications

    Other Torque Specifications SAE Grade 8 Steel Set Screws Wheel Bolts and Lug Nuts Recommended Torque Thread Size Recommended Torque** Thread Size Thread Size Square Head Hex Socket 7/16 – 20 UNF 65 + 10 ft–lb 88 + 14 N–m Grade 5 1/4 –...

  • Page 15: Maintenance

    Maintenance Maintenance procedures and recommended service in- tervals for the Multi Pro 5700–D are covered in the Oper- ator’s Manual. Refer to that publication when performing regular equipment maintenance. Several maintenance procedures have break–in intervals identified in the Op- erator’s Manual. Refer to the Engine Operator’s Manual for additional engine specific maintenance procedures.
  • Page 16 This page is intentionally blank. Product Records and Maintenance Multi Pro 5700–D Page 2 – 8...

  • Page 17: Introduction

    Chapter 3 Kubota Diesel Engine Table of Contents INTRODUCTION ......1 SPECIFICATIONS .

  • Page 18: Specifications

    Specifications Item Description Make / Designation V1505–EB–TORO, Kubota, 4–Cycle, 4 Cylinder, Water Cooled, Diesel Engine Horse Power 35.5 HP @ 3000 RPM Bore mm (in.) 78.0 (3.07) Stroke mm (in.) 78.4 (3.09) Total Displacement cc (cu. in.) 1498 (91) Torque N–m (ft–lb)
  • Page 19 This page is intentionally blank. Multi Pro 5700–D Page 3 – 3 Kubota Diesel Engine...

  • Page 20: Service And Repairs

    Service and Repairs Fuel System Thread Sealant FRONT RIGHT Figure 1 1. Fuel tank 5. Hose clamp 9. Flange nut (4 used) 2. Fuel cap with gauge 6. Fuel return hose 10. Hold down strap (2 used) 3. Bushing 7. Elbow fitting 11.
  • Page 21 DANGER Because diesel fuel is highly flammable, use caution when storing or handling it. Do not smoke while filling the fuel tank. Do not fill fuel tank while engine is running, hot or when ma- chine is in an enclosed area. Always fill fuel tank outside and wipe up any spilled fuel before start- ing the engine.

  • Page 22: Air Cleaner

    Air Cleaner FRONT RIGHT Figure 4 1. Air cleaner housing 5. Air cleaner cover 8. Foam seal 2. Mounting band 6. Flange head screw (2 used) 9. Air cleaner hose 3. Flange nut (2 used) 7. Air cleaner cap 10. Hose clamp 4.
  • Page 23 Removal (Fig. 4) NOTE: For air cleaner maintenance information, refer to the Operator’s Manual. 1. Raise passenger seat to access air cleaner assem- bly. 2. Remove air cleaner components as needed using Figure 4 as a guide. Installation (Fig. 4) IMPORTANT: Any leaks in the air filter system will cause serious engine damage.

  • Page 24: Exhaust System

    Exhaust System RIGHT FRONT Figure 6 1. Muffler gasket 8. Exhaust pipe bracket 15. Flat washer 2. Lock washer (4 used) 9. Flange head screw 16. Flange nut 3. Cap screw (4 used) 10. Flat washer 17. Cap screw 4. Exhaust pipe 11.
  • Page 25 Removal (Fig. 6) Installation (Fig. 6) 1. Install all removed heat shields, hangers and brack - CAUTION ets to exhaust components. 2. Make sure that gasket surfaces on engine exhaust The muffler and exhaust pipes may be hot. To manifold and exhaust pipe are clean. avoid possible burns, allow the engine and ex- haust system to cool before working on the ex- 3.

  • Page 26: Radiator

    Radiator FRONT RIGHT Figure 7 1. Oil cooler 10. Hose 19. Cap screw (4 used) 2. Radiator brace (2 used) 11. Radiator shroud 20. Fan shroud 3. Flat washer 12. Foam seal (2 used) 21. Flange nut 4. Lock washer 13.
  • Page 27 6. Disconnect throttle cable from engine (Fig. 8). 8. Reconnect throttle cable to engine (Fig. 8). A. Loosen jam nut that secures throttle cable to A. Position throttle cable end to speed control lever throttle plate on engine. on engine and secure with e–ring. B.

  • Page 28: Engine

    Engine FRONT RIGHT Figure 10 1. Engine assembly 11. Engine mount (4 used) 21. Cap screw 2. E–ring 12. Cap screw 22. Cap screw 3. Hose clamp 13. Lock washer 23. Coupling 4. Air cleaner hose 14. Cap screw 24. Cap screw 5.

  • Page 29: Chapter 4 - Hydraulic System

    CAUTION Exhaust system components may be hot. To avoid possible burns, allow the exhaust system to cool before working on or near the muffler. 5. Remove exhaust system from engine (see Exhaust System Removal in this section). 6. Remove upper and lower radiator hoses from en- gine.
  • Page 30 10.Remove throttle cable from engine (Fig. 14). A. Loosen jam nut that secures throttle cable to throttle plate on engine. B. Remove e–ring that secures throttle cable to speed control lever on engine. C. Position throttle cable away from the engine. 11.
  • Page 31 15.Check engine oil level and adjust if necessary (see Operator’s Manual). 16.Connect positive (+) and then negative (–) battery cables to the battery. 17.Check position of wires, fuel lines, hydraulic hoses and cables for proper clearance with rotating, high tem- perature and moving components.
  • Page 32 This page is intentionally blank. Kubota Diesel Engine Multi Pro 5700–D Page 3 – 16...

  • Page 33: Eaton Model 26000 Single Gear Pump Repair Information

    Chapter 4 Hydraulic System Table of Contents SPECIFICATIONS ......3 SERVICE AND REPAIRS ..... 27 GENERAL INFORMATION .
  • Page 34 This page is intentionally blank. Hydraulic System Page 4 – 2 Multi Pro 5700–D...

  • Page 35: Specifications

    Specifications Item Description Piston (Traction) Pump Variable displacement piston pump System Relief Pressure: Forward 4000 PSI (276 bar) System Relief Pressure: Reverse 4000 PSI (276 bar) Charge Pressure 250 to 300 PSI (17 to 21 bar) Gear Pump Single section, positive displacement gear pump Steering Circuit Relief Pressure 1000 PSI (69 bar) Spray Pump Circuit Relief Pressure...

  • Page 36: General Information

    General Information Hydraulic Hoses Hydraulic hoses are subject to extreme conditions such as pressure differentials during operation and exposure WARNING to weather, sun, chemicals, very warm storage condi- tions, or mishandling during operation and mainte- Before disconnecting or performing any work nance.
  • Page 37 SAE Straight Thread O–Ring Port – Non–adjustable 1. Make sure both threads and sealing surfaces are free of burrs, nicks, scratches, or any foreign material. 2. Always replace the O–ring seal when this type of fit- ting shows signs of leakage. 3.

  • Page 38: Towing Sprayer

    Towing Sprayer IMPORTANT: If towing limits are exceeded, severe damage to the piston (traction) pump may occur. If it becomes necessary to tow (or push) the machine, tow (or push) at a speed below 3 mph (4.8 kph). The piston (traction) pump is equipped with a by–pass valve that needs to be turned 90 for towing (or pushing).
  • Page 39 This page is intentionally blank. Multi Pro 5700–D Page 4 – 7 Hydraulic System...

  • Page 40: Hydraulic Schematic

    Hydraulic Schematic OIL COOLER RADIATOR KUBOTA DIESEL ENGINE (0–20 PSI) PISTON PUMP UPPER LOWER SECONDARY FLOW (5.8 GPM) (275 PSI) WHEEL WHEEL MOTOR MOTOR Hydraulic System Page 4 – 8 Multi Pro 5700–D...

  • Page 41: Hydraulic Flow Circuits

    Hydraulic Flow Circuits Traction Circuit The traction circuit piston pump is a variable displace- The piston (traction) pump and wheel motors use a ment pump that is directly coupled to the engine fly- small amount of hydraulic oil for internal lubrication. Oil wheel.

  • Page 42: Steering Circuit

    Steering Circuit A single section gear pump is coupled to the piston (trac - that flow goes through the top of the spool. Flow entering tion) pump. The gear pump supplies hydraulic flow to the steering control valve from the gear pump goes the steering control valve and the spray pump drive hy- through the spool and is routed through the rotary meter draulic motor.

  • Page 43: Spray Pump Drive Circuit

    Spray Pump Drive Circuit A single section gear pump is coupled directly to the pis- With the engine running and the spray pump switch in ton (traction) pump. The gear pump supplies hydraulic the ON position, the solenoid valve in the PWM Valve is flow to the steering control valve and the spray pump energized.

  • Page 44: Special Tools

    Special Tools Order these tools from the TORO SPECIAL TOOLS AND APPLICATIONS GUIDE (COMMERCIAL PRODUCTS). Hydraulic Pressure Test Kit Toro Part Number: TOR47009 Use to take various pressure readings for diagnostic tests. Quick disconnect fittings require test fittings to be installed on machine (see TOR4079 on next page).

  • Page 45: Hydraulic Test Fitting Kit

    Hydraulic Test Fitting Kit Toro Part Number: TOR4079 TORO TEST FITTING KIT (NO. TOR4079) This kit includes a variety of O–ring Face Seal fittings to enable connection of test gauges to the hydraulic sys- tem. The kit includes: tee’s, unions, reducers, plugs, caps and test fittings.

  • Page 46: Troubleshooting

    Troubleshooting The cause of an improperly functioning hydraulic sys- Continued use of an improperly functioning hydraulic tem is best diagnosed with the use of proper testing system could lead to extensive internal component equipment and a thorough understanding of the com- damage.
  • Page 47 Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Machine travels too far before stop - Traction linkage is binding or out of adjustment.

  • Page 48: Testing

    Testing The most effective method for isolating problems in the hydraulic system is by using hydraulic test equipment CAUTION such as pressure gauges and flow meters in the hydrau- lic circuits during various operational checks (See the Special Tools section in this Chapter). All testing should be performed by two (2) people.

  • Page 49: Traction Circuit Charge Pressure Test

    Traction Circuit Charge Pressure Test 1. Make sure hydraulic oil is at normal operating tem- perature by operating the machine for approximately 10 minutes. Make sure the hydraulic tank is full. 2. Park machine on a level surface, stop engine, en- gage parking brake, and remove key from the ignition switch.

  • Page 50: Traction Circuit Relief Pressure Test

    Traction Circuit Relief Pressure Test 1. Make sure hydraulic oil is at normal operating tem- 9. Release traction pedal and stop engine. Record test perature by operating the machine for approximately 10 results. minutes. Make sure the hydraulic tank is full. 10.If traction pressure is too low, inspect traction pump 2.

  • Page 51: Gear Pump Flow Test

    Gear Pump Flow Test Output from the gear pump is divided by a priority flow 6. While watching tester pressure gauges, slowly close divider to allow priority flow to the steering circuit and flow control valve on the tester until 800 PSI is obtained secondary flow to the spray pump drive circuit.

  • Page 52: Steering Circuit Relief Pressure Test

    Steering Circuit Relief Pressure Test 1. Make sure hydraulic oil is at normal operating tem- perature by operating the machine for approximately 10 minutes. Make sure the hydraulic tank is full. 2. Park machine on a level surface, stop engine, en- gage parking brake, and remove key from the ignition switch.

  • Page 53: Cylinder Test

    Steering Control Valve and Steering Cylinder Test 1. Make sure hydraulic oil is at normal operating tem- WARNING perature by operating the machine for approximately 10 minutes. Keep body and hands away from disconnected 2. Perform the Steering Circuit Relief Pressure and hoses and fittings that might eject hydraulic fluid Gear Pump Flow tests to make sure that relief valve and under high pressure.

  • Page 54: Spray Pump Drive Circuit Relief Pressure Test

    Spray Pump Drive Circuit Relief Pressure Test 1. Make sure hydraulic oil is at normal operating tem- 8. Open control valve on tester, slow engine speed and perature by operating the machine for approximately 10 shut off engine. Record test results. minutes.

  • Page 55: Wheel Motor Efficiency: Case Drain Test

    Wheel Motor Efficiency: Case Drain Test NOTE: Over a period of time, a wheel motor can wear 11. Wheel motor internal leakage will be shown on flow internally. A worn motor may by–pass oil to its case drain meter in GPM. Flow should be less than 2 GPM for the causing the motor to be less efficient.

  • Page 56: Pulse Width Modulated (Pwm) Valve Flow Test

    Pulse Width Modulated (PWM) Valve Flow Test 1. Make sure hydraulic oil is at normal operating tem- 10.Using the application rate switch, increase the spray perature by operating the machine for approximately 10 rate slightly while monitoring the flow tester. Check for minutes.

  • Page 57: Adjustments

    Adjustments Adjust Traction Pedal for Neutral The piston (traction) pump control lever should return to the neutral position when the traction pedal is released. If the machine creeps when in neutral, check the follow- ing items: 1. The centering arms should be parallel to each other and also parallel to the centerline of the machine.
  • Page 58 This page is intentionally blank. Hydraulic System Page 4 – 26 Multi Pro 5700–D...

  • Page 59: Service And Repairs

    Service and Repairs General Precautions for Removing and Installing Hydraulic System Components Before Repair or Replacement of Components After Repair or Replacement of Components 1. Before removing any parts from the hydraulic sys- 1. Check oil level in the hydraulic reservoir and add cor - tem, park machine on a level surface, engage parking rect oil if necessary.

  • Page 60: Flush Hydraulic System

    Flush Hydraulic System IMPORTANT: Flush the hydraulic system any time 8. Disconnect and ground spark plug wires to prevent there is a severe component failure or the system is engine from starting. contaminated. Contaminated oil appears milky, 9. Turn ignition key switch to start; engage starter for black, or contains metal particles.

  • Page 61: Charge Hydraulic System

    Charge Hydraulic System NOTE: When initially starting the hydraulic system with 11. After the hydraulic system starts to show signs of fill, new or rebuilt components such as motors or pumps, it rotate steering wheel until the steering cylinder rod is important that the hydraulic system be charged prop - moves in and out several times.

  • Page 62: Gear Pump

    Gear Pump LEFT SIDE OF PUMP NOTE: ILLUSTRATION FROM BOTTOM OF MACHINE Figure 26 1. Piston (traction) pump 6. Cap screw (2 used) 11. Hydraulic tee fitting 2. O–ring 7. Flat washer (2 used) 12. O–ring 3. Gear pump 8. O–ring 13.
  • Page 63 Removal (Fig. 26) 4. Install new hydraulic oil filter and fill hydraulic reser- voir with correct oil (see Operator’s Manual). 1. Park machine on a level surface, stop engine, en- gage parking brake, and remove key from the ignition 5. Properly fill hydraulic system (see Charge Hydraulic switch.

  • Page 64: Gear Pump Service

    Gear Pump Service 21 to 24 ft–lb (29 to 33 N–m) 25 to 28 ft–lb (34 to 38 N–m) 30 to 34 ft–lb (41 to 46 N–m) 21 to 24 ft–lb (29 to 33 N–m) Figure 28 1. Cap screw (8 used) 9.
  • Page 65 This page is intentionally blank. Multi Pro 5700–D Page 4 – 33 Hydraulic System...

  • Page 66: Piston (Traction) Pump

    Piston (Traction) Pump LEFT SIDE OF PUMP Antisieze Lubricant NOTE: ILLUSTRATION FROM BOTTOM OF MACHINE Figure 29 1. Piston (traction) pump 15. Flat washer (2 used) 28. Hydraulic hose (to PWM valve) 2. O–ring 16. Hydraulic hose (to LH wheel motor) 29.
  • Page 67 3. Operate all hydraulic controls to relieve hydraulic 6. Connect two (2) wires to neutral switch on piston system pressure. pump (Fig. 30). 4. Remove traction cable ball joint from control plate on 7. Remove plugs or caps from disconnected hydraulic piston pump by removing lock nut (Fig.

  • Page 68: Piston (Traction) Pump Service

    Piston (Traction) Pump Service Figure 32 1. Drive shaft 19. Plug 37. Charge pump adapter 2. Retaining ring 20. O–ring 38. Backplate 3. Shaft seal 21. Cradle 39. Roll pin 4. Washer 22. Bushing 40. Housing gasket 5. Retaining ring 23.

  • Page 69: Manual Servo Control Assembly

    Manual Servo Control Assembly 44 to 52 ft–lb (60 to 70 N–m) Loctite #222 17 to 26 in–lb (1.9 to 2.9 N–m) 28 to 34 in–lb (3.2 to 3.8 N–m) Loctite #242 Figure 33 1. Plug 9. O–ring 17. Set screw 2.

  • Page 70: Wheel Motors

    Wheel Motors 60 ft–lb (81 N–m) 22 23 LEFT FRONT 70 to 90 ft–lb (95 to 122 N–m) 60 ft–lb (81 N–m) Figure 34 1. Planetary assembly 12. Cap screw (2 used per motor) 22. Hydraulic adapter 2. Lug nut (8 used per wheel) 13.
  • Page 71 Removal (Fig. 34) 5. Remove plugs from hydraulic lines, fittings, and ports. Lubricate new o–rings and attach hydraulic hoses 1. Park machine on a level surface, stop engine, en- to wheel motor. gage parking brake, and remove key from the ignition switch.

  • Page 72: Wheel Motor Service

    Wheel Motor Service 15 to 18 ft–lb (20 to 24 N–m) Figure 37 1. Retaining ring 8. Cap screw (6 used) 15. Rotating kit 2. Shaft seal 9. Back plate 16. Cam plate insert 3. Washer 10. Dowel pin 17. Housing 4.
  • Page 73 This page is intentionally blank. Multi Pro 5700–D Page 4 – 41 Hydraulic System...

  • Page 74: Spray Pump Drive Motor

    Spray Pump Drive Motor FRONT Loctite #242 RIGHT Loctite #242 Antisieze Antisieze Lubricant Lubricant Figure 38 1. Spray pump assembly 10. Set screw 19. Woodruff key 2. Flange nut 11. Hydraulic motor hub 20. Hydraulic motor 3. Square key 12. Flange head screw 21.
  • Page 75 Removal (Fig. 38) 2. If motor hub was removed, apply anti–seize lubricant to motor shaft. Install woodruff key in shaft and slide hub 1. Park machine on a level surface, stop engine, en- onto motor shaft. gage parking brake, and remove key from the ignition switch.

  • Page 76: Spray Pump Drive Motor Service

    Spray Pump Drive Motor Service 22 to 26 ft–lb (30 to 35 N–m) Figure 40 1. Cap screw (5 used) 9. Vane 16. Thrust bearing 2. End cover 10. Rotor 17. Thrust washer 3. Commutator seal 11. Wear plate 18. Inner seal 4.

  • Page 77: Relief Valve

    Relief Valve Removal A. Contamination may cause valves to stick or hang up. Contamination can become lodged in small valve 1. Park machine on a level surface, stop engine, en- orifices or seal areas causing malfunction. gage parking brake, and remove key from the ignition switch.

  • Page 78: Pulse Width Modulated (Pwm) Valve

    Pulse Width Modulated (PWM) Valve FRONT RIGHT Figure 42 1. Spray pump assembly 8. O–ring 15. Hydraulic hose (to oil cooler) 2. Flange nut 9. Hydraulic fitting 16. O–ring 3. Flange head screw 10. O–ring 17. Hydraulic hose (motor to PWM tee) 4.
  • Page 79 Removal (Fig. 38) 1. Park machine on a level surface, stop engine, en- gage parking brake, and remove key from the ignition switch. CAUTION Rotate steering wheel and depress traction ped- al in both forward and reverse to relieve hydrau - lic system pressure and to avoid injury from pressurized hydraulic oil.

  • Page 80: Steering Control Valve

    Steering Control Valve FRONT RIGHT Figure 45 1. Hydraulic hose (to steering cylinder) 6. Steering column 10. Nut 2. O–ring 7. Cap screw (4 used) 11. Dust cover 3. Hydraulic hose (to oil cooler) 8. Steering wheel 12. Steering seal 4.
  • Page 81 Removal (Fig. 45) 3. Lubricate new o–rings and connect hydraulic hoses to steering control valve (Fig. 46). Tighten hose connec- 1. Park the machine on a level surface, engage parking tions. brake, and stop engine. Remove key from the ignition switch.

  • Page 82: Steering Control Valve Service

    Steering Control Valve Service 150 in–lb (17 N–m) 140 to 160 in–lb (15.8 to 18.1 N–m) Figure 48 1. Steering valve housing 9. Cap screw (7 used) 17. Geroter drive 2. Dust seal 10. End cap 18. Wear plate 3. O–ring 11.
  • Page 83 8. Put the thrust bearing and bearing races into the housing. The thrust bearing goes between the two bear- CAUTION ing races (Fig. 49). IMPORTANT: Do not damage the dust or quad seals The centering springs are under tension. Re - when installing the spool and sleeve assembly.

  • Page 84: Steering Cylinder

    Steering Cylinder Anti–seize Lubricant 20 to 25 ft–lb FRONT (27 to 34 N–m) RIGHT Figure 50 1. Hydraulic hose 5. Jam nut 9. Rod end seal 2. O–ring 6. Grease fitting 10. Steering cylinder 3. Hydraulic fitting 7. Ball joint 11.
  • Page 85 Removal (Fig. 50) 4. Secure barrel end of cylinder to the front axle with locking nut. 1. Park the machine on a level surface, engage the parking brake, and stop the engine. Remove the key 5. Remove caps and plugs from disconnected hoses from the ignition switch.

  • Page 86: Steering Cylinder Service

    Steering Cylinder Service 40 ft–lb (54 N–m) Figure 52 1. Retaining ring 6. Shaft 11. Barrel 2. O–ring 7. Rod seal 12. Dust seal 3. Head 8. Piston 13. Ball joint 4. Backup ring 9. Uni–ring 14. Jam nut 5. O–ring 10.
  • Page 87 Disassembly (Fig. 52) Reassembly (Fig. 52) 1. Remove oil from the steering cylinder into a drain pan 1. Make sure all parts are clean before reassembly. by slowly pumping the cylinder shaft. Plug both ports 2. Coat new o–rings, Uni–ring, rod seal, and back–up and clean the outside of the cylinder.

  • Page 88: Oil Cooler

    Oil Cooler FRONT RIGHT Figure 53 1. Oil cooler 6. Hydraulic fitting (2 used) 11. O–ring 2. Rivet 7. Clamp (4 used) 12. Hydraulic fitting 3. Oil cooler mount hook (2 used) 8. Rubber grommet (2 used) 13. O–ring 4. Radiator shroud 9.
  • Page 89 Removal (Fig. 53) Installation (Fig. 53) 1. Park the machine on a level surface, engage the 1. Place oil cooler onto hooks. parking brake, and stop the engine. Remove the key 2. Remove caps and plugs from disconnected hoses from the ignition switch. and fittings.

  • Page 90: Hydraulic Reservoir

    Hydraulic Reservoir FRONT RIGHT Figure 54 1. Hydraulic reservoir cap 7. O–ring (2 used) 13. O–ring (2 used) 2. Strainer 8. Hydraulic hose (from piston pump) 14. Cushion (2 used) 3. Hydraulic reservoir 9. Hydraulic hose (to piston pump) 15. Lock nut (4 used) 4.
  • Page 91 Removal (Fig. 54) 1. Park the machine on a level surface, engage the parking brake, and stop the engine. Remove the key from the ignition switch. 2. Read the General Precautions for Removing and Installing Hydraulic System Components at the begin- ning of the Service and Repairs section of this chapter.
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  • Page 93 Chapter 5 Electrical System Table of Contents ELECTRICAL DIAGRAMS ..... Traction Speed Sensor ..... 14 SPECIAL TOOLS .

  • Page 94: Electrical Diagrams

    Electrical Diagrams The electrical schematic, electrical circuit drawings and wire harness drawings for the Multi Pro 5700–D are lo- cated in Chapter 8 – Electrical Diagrams. Electrical System Multi Pro 5700–D Page 5 – 2...

  • Page 95: Special Tools

    Multimeter The multimeter can test electrical components and cir- cuits for current, resistance, or voltage. NOTE: Toro recommends the use of a DIGITAL Volt– Ohm–Amp multimeter when testing electrical circuits. The high impedance (internal resistance) of a digital me- ter in the voltage mode will make sure that excess cur - rent is not allowed through the meter.

  • Page 96: Troubleshooting

    Troubleshooting For effective troubleshooting and repairs, you must have a good understanding of the electrical circuits and CAUTION components used on this machine (see Electrical Sche - matics in Chapter 8 – Electrical Diagrams). Remove all jewelry, especially rings and If the machine has any interlock switches by–passed, watches, before doing any electrical trouble- shooting or testing.

  • Page 97: General Run Problems

    Starting Problems (continued) Problem Possible Causes Engine cranks, but does not start. Ignition switch is faulty. Engine is malfunctioning (see Chapter 3 – Kubota Diesel Engine). Fuel system is malfunctioning (see Chapter 3 – Kubota Diesel Engine). Engine may be too cold. Engine cranks (but should not) with the traction pedal Neutral switch is out of adjustment or faulty.

  • Page 98: Electrical System Quick Checks

    Electrical System Quick Checks Battery Test (Open Circuit Test) Use a multimeter to measure the voltage between the Voltage Measured Battery Charge Level battery terminals. 12.68 v (or higher) Fully charged (100%) Set the multimeter to the DC volts setting. The battery 12.45 v 75% charged should be at a temperature of 60...

  • Page 99: Component Testing

    Component Testing For accurate resistance and/or continuity checks, elec- trically disconnect the component being tested from the CAUTION circuit (e.g. disconnect the ignition switch connectors before doing a continuity check on the ignition switch). When testing electrical components for continu - NOTE: See the Kubota 05 Series Diesel Engine Ser- ity with a multimeter (ohms setting), make sure vice Manual for more component testing information.

  • Page 100: Neutral Switch

    Neutral Switch The neutral switch is located on the top side of the piston (traction) pump (Fig. 7). The switch is closed when the traction pedal is in the neutral position and opens when the pedal is depressed in either direction (forward or re- verse).

  • Page 101: Headlight Switch

    Headlight Switch The headlight switch is located on the dash panel (Fig. 10) and is used to turn the headlights on and off. Testing 1. Make sure ignition switch is off. Locate headlight switch and unplug wire harness connector from switch. 2.

  • Page 102: Cruise Control Switch

    Cruise Control Switch The cruise control switch is positioned on the dash panel above the ignition switch (Fig. 12). This switch ener- gizes the cruise control coil to allow the operator to main- tain a constant ground speed. Testing 1. Make sure ignition switch is off. Locate switch and unplug machine wire harness connector from switch.

  • Page 103: Brake Pedal Switch

    Brake Pedal Switch The brake pedal switch is mounted on the frame under the floorboard (Fig. 15). The brake pedal switch pre- vents the cruise control coil from being energized when the brake pedal is pushed. Testing 1. Make sure ignition switch is off. Locate switch and unplug wire harness connector from switch.

  • Page 104: Temperature Sender

    Temperature Sender The temperature sender is located near the alternator on the water flange attached to the engine cylinder head (Fig. 17). There is a blue wire attached to the terminal of the sender. Testing 1. Lower coolant level in the engine and remove the temperature sender from water flange.

  • Page 105: Indicator Lights

    Indicator Lights High Temperature Warning Light If the engine coolant temperature rises to approximately F (104 C), the high temperature light should come on when the normally open temperature sender closes. To test the high temperature warning light and circuit wir- ing, start the engine and ground the blue wire attached to temperature sender located on water pump housing (see Temperature Sender in this Chapter).

  • Page 106: Traction Speed Sensor

    Traction Speed Sensor The traction speed sensor is attached to the right side rear wheel motor (Fig. 21). The sensor provides ground speed information for two (2) options: the Pro Control Electronics and the speedometer kit. It uses a magneti- cally based, Hall Effect integrated circuit.

  • Page 107: Accessory Solenoid

    Accessory Solenoid The accessory solenoid provides a current supply to the spray system and optional accessories (e.g. foam mark- ers). The solenoid is energized when the ignition key switch is in the RUN position. The accessory solenoid is attached to the electric panel under the operator seat (Fig.23).

  • Page 108: Pressure Rate And Boom Actuator Switches

    Pressure Rate and Boom Actuator Switches The pressure rate (increase/decrease) switch is located on the spray control console (Fig. 25). This switch along with the Manual Interface Module (or Pro Control, if equipped) changes the applied current to the PWM valve which controls hydraulic flow to the hydraulic mo- tor that drives the spray pump.

  • Page 109: Spray Pump, Agitation And Boom Control Switches

    Spray Pump, Agitation and Boom Control Switches The spray pump (on/off), agitation (on/off) and boom (on/off) control switches are located on the spray control console (Fig. 27). Testing 1. Make sure ignition switch is off. Remove console panel, locate switch and unplug machine wire harness connector from switch.

  • Page 110: Master Boom (Foot) Switch

    Master Boom (Foot) Switch The master boom switch is located on the floorboard of the machine (Fig. 29). This switch allows the machine operator to control the operation of all boom sections us - ing one switch. Testing 1. Locate switch and unplug wire harness connectors from switch.

  • Page 111: Pulse Width Modulated (Pwm) Valve Solenoid

    Pulse Width Modulated (PWM) Valve Solenoid The Pulse Width Modulated (PWM) Valve which con- trols hydraulic flow to the spray pump motor includes an electric solenoid (Fig. 31). When the spray console rate switch is depressed, the available current to the PWM valve solenoid is changed.

  • Page 112: Manual Interface Module

    Manual Interface Module The manual interface module is used in conjunction with 5. If voltage change to the PWM Valve is correct, the in - the increase/decrease switch to adjust current flow to terface module, circuit wiring and increase/decrease the PWM Valve and to maintain pump rate settings when switch are functioning correctly.

  • Page 113: Relays

    Relays The Multi Pro 5700–D uses three (3) relays that are at- tached to the electric panel under the operator seat. One of these relays is used to energize the cruise control coil. The other two relays are used in the spray system in conjunction with the master boom (foot) switch to turn the spray booms on and off.

  • Page 114: Glow Relay

    Glow Relay The glow relay is attached to the electric panel under the operator seat (Fig. 36). When energized, the glow relay allows electrical current to the engine glow plugs. NOTE: Prior to taking small resistance readings with a digital multi meter, short the meter test leads together. The meter will display a small resistance value (usually 0.5 ohms or less).

  • Page 115: Fuel Stop Solenoid

    Fuel Stop Solenoid The fuel stop solenoid must be energized for the engine to run. It is mounted to the injection pump on the engine (Fig. 37). In Place Testing NOTE: Prior to taking small resistance readings with a digital multimeter, short the test leads together. The me- ter will display a small resistance value (usually 0.5 ohms or less).

  • Page 116: Glow Controller

    Glow Controller The controller is attached to the electric panel under the 5. If any of the conditions in Step 3 are not met or power operator seat. to terminal 1 exists and any of the other conditions in Step 4 are not met: NOTE: Refer to see Chapter 8 –...

  • Page 117: Fuel Pump

    Fuel Pump The fuel pump is attached to the frame just outboard of the fuel injection pump (Fig. 40). DANGER Because diesel fuel is highly flammable, use cau- tion when handling it. Do not smoke while testing the fuel pump. Do not test fuel pump while engine is hot.

  • Page 118: Fusible Link Harness

    Fusible Link Harness The Multi Pro 5700–D uses three (3) fusible links for cir- cuit protection. These fusible links are located in a har - ness that connects the starter B+ terminal to the main wire harness (Fig. 41). If any of these links should fail, current to the protected circuit will cease.

  • Page 119: Service And Repairs

    Service and Repairs NOTE: See the Kubota 05 Series Diesel Engine Ser- vice Manual for engine electrical component repair in- formation. Headlights Removal and Installation 1. Set parking brake, turn ignition off, and remove key. 2. Remove two (2) flange head screws that secure shield to machine.

  • Page 120: Traction Speed Sensor

    Traction Speed Sensor Removal (Fig. 45) 6. Install wheel motor on machine (see Wheel Motor Installation in Service and Repair Section of Chapter 4 NOTE: It is recommended that this procedure be done – Hydraulic System). with the wheel motor removed from the machine. 7.

  • Page 121: Cruise Control Coil

    Cruise Control Coil Removal (Fig. 48) 1. Set parking brake, turn ignition off and remove key. 2. Remove hex nut and lock washer that secure shaft to machine frame. Remove shaft with collar, flange bushing, plate, and compression spring. 3. Unplug cruise control coil connector from machine wiring harness.

  • Page 122: Battery Storage

    Battery Terminal Protector sparks away from the battery; do not smoke. (Toro Part No. 107–0392) or petroleum jelly to prevent Nausea may result if the gases are inhaled. Un- corrosion.

  • Page 123: Battery Service

    6.65 inches (16.9 cm) 8. Coat battery posts and cable connectors with Battery Height 7.98 inches (20.3 cm) Terminal Protector (Toro Part No. 107–0392) or petro- Battery Removal (Fig. 49) leum jelly to prevent corrosion. IMPORTANT: Be careful not to damage battery ter- minal posts or cable connectors when removing the battery cables.
  • Page 124 Inspection, Maintenance, and Testing C. If the difference between the highest and lowest cell specific gravity is 0.050 or greater or the lowest 1. Perform the following inspections and maintenance: cell specific gravity is less than 1.225, charge the bat - tery.
  • Page 125 H. Using the table below, determine the minimum Battery Battery Charge Level voltage for the cell temperature reading: Reserve (Percent of Fully Charged) Capacity Capacity (Minutes) Minimum Battery Electrolyte 80 or less 3.8 hrs 7.5 hrs 11.3 hrs 15 hrs Voltage Temperature F (and up)
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  • Page 127 Chapter 6 Spray System Table of Contents SPECIFICATIONS ......Boom and Agitation Valve Motor Service ..26 GENERAL INFORMATION .

  • Page 128: Specifications

    Specifications Item Description Spray Pump Diaphragm Pump, 30 GPM (114 LPM) @ 200 PSI Spray Pressure Relief Valve Poppet Style, 220 PSI Maximum Sprayer Tank 300 Gallon (1136 Liter), Polyethylene Suction Strainer 50 Mesh (Blue), Stainless Steel, Tank Mounted (30 Mesh (Red) and 80 Mesh (Green) Optional) Spray System Multi Pro 5700–D Page 6 –...

  • Page 129: General Information

    General Information Precautions Concerning Chemicals Used in Spray System Chemicals can injure persons, animals, plants, soil, or 4. Always wear protective clothing, chemical resistant other property. To eliminate environmental damage and gloves, eye protection, and other personal protective personal injury: equipment as recommended by the chemical manufac- turer.

  • Page 130: Spray System Flow Diagram

    Spray System Flow Diagram SUCTION PRESSURE AGITATION BOOM SUPPLY FLOW DIRECTION Spray System Multi Pro 5700–D Page 6 – 4...

  • Page 131: Spray System Operation

    (see Nozzle Selec- in the pump valve chamber prevent fluid from being tion Guide (Toro Form No. 3351–389) for information re- pumped back into the suction line. Leaks in the suction garding boom nozzle selection).

  • Page 132: Troubleshooting

    Troubleshooting Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Problem Possible Cause Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á...
  • Page 133 Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Erratic spray operation from booms. Clogged strainer.

  • Page 134: Service And Repairs

    Service and Repairs Suction Dampener The suction dampener is mounted to the suction line at the spray pump (Fig. 2) and is used to dampen suction pulses to smooth suction flow. During normal pump op- eration, the suction dampener diaphragm will move. IMPORTANT: Make sure to neutralize and remove chemicals from pump and hoses before loosening and removing spray system components.

  • Page 135: Pressure Dampener

    Pressure Dampener The pressure dampener is mounted to the pressure line at the spray pump (Fig. 4) and is used to smooth system pressure pulsation. Adjust air pressure on the pressure dampener from 12 to 15 PSI (.83 to 1.03 bar). IMPORTANT: Any fluid in the pressure dampener will include spray system chemicals so take neces- sary precautions when working with the dampener.

  • Page 136: Spray Pump

    Spray Pump FRONT Loctite #242 RIGHT Loctite #242 Antisieze Antisieze Lubricant Lubricant Figure 6 1. Spray pump assembly 8. Flat washer 15. Flange nut 2. Flange nut 9. Cap screw 16. PWM Valve 3. Square key 10. Set screw 17. Pump mount bracket 4.
  • Page 137 6. Remove four (4) flange head screws and flange nuts 9. Secure pump to mounting bracket by tightening that secure pump to pump mount bracket. flange head screws and flange nuts. 7. Remove pump from machine. 10.Position front and rear guard plates to pump mount bracket.

  • Page 138: Spray Pump Service

    Spray Pump Service 60 ft–lb (80 N–m) 55 ft–lb (75 N–m) 60 ft–lb (80 N–m) 32 ft–lb (44 N–m) 32 ft–lb (44 N–m) 25 ft–lb (34 N–m) Figure 9 1. Valve chamber 10. Lock washer 19. Hex nut 2. Valve (inlet position) 11.
  • Page 139 Disassembly (Fig. 9) D. Position dust plate and felt seal on both ends of crankshaft. IMPORTANT: Make sure to remove and neutralize chemicals from pump before disassembly. Wear IMPORTANT: If connecting rod position is incor- protective clothing, chemical resistant gloves, and rect, pump will not operate properly.
  • Page 140 3. Install three (3) shorter (30 mm) and two (2) longer (55 mm) bolts into pump casing assembly (Fig. 11). Thread hex nuts onto bolts but do not fully tighten. Check that crankshaft turns freely. 4. Place diaphragm back disc and new diaphragm onto each connecting rod.
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  • Page 142: Agitation Nozzles (Tank Mounted)

    Agitation Nozzles (Tank Mounted) FRONT RIGHT NOTE: ARROWS SHOW FLUID FLOW DIRECTION Figure 14 1. O–ring 8. Elbow fitting 15. Tee fitting 2. Fork 9. Agitation nozzle 16. Hose (3/4”) 3. Hosebarb 10. Nut 17. R clamp 4. Bulkhead nut 11.
  • Page 143 IMPORTANT: Make sure to remove and neutralize chemicals from tank and other components before disassembly. Wear protective clothing, chemical re- sistant gloves, and eye protection during repair. Disassembly (Fig. 14) 1. Park machine on a level surface, stop engine, en- gage parking brake, and remove key from the ignition switch.

  • Page 144: Pressure Relief Valve (Tank Mounted)

    Pressure Relief Valve (Tank Mounted) FRONT RIGHT NOTE: ARROWS SHOW FLUID FLOW DIRECTION Figure 16 1. Spray tank 6. Fork 10. O–ring 2. Pressure supply hose (1”) 7. Tee fitting assembly 11. Ringnut 3. Hose clamp 8. Pressure relief valve hose (1”) 12.
  • Page 145 IMPORTANT: Make sure to remove and neutralize chemicals from tank and other components before disassembly. Wear protective clothing, chemical re- sistant gloves, and eye protection during repair. Removal (Fig. 16) 1. Park machine on a level surface, stop engine, en- gage parking brake, and remove key from the ignition switch.

  • Page 146: Spray Control Assembly

    Spray Control Assembly FRONT RIGHT Figure 19 1. Boom valve motor assembly 13. Flange head screw 25. Carriage bolt 2. O–ring 14. R–clamp 26. Mount bracket 3. Flange nut 15. Support bracket 27. Boom bypass hose (1”) 4. Flange nut 16.
  • Page 147 4. If boom valve motor assembly is to be removed: A. Unplug boom valve motor electrical connectors from machine wiring harness. B. Remove pressure gauge tube from boom valve motor assembly. C. Remove three (3) flange head screws and three (3) locknuts that secure boom valve motors to mount bracket (Fig.
  • Page 148 Boom Valve Motor Assembly FRONT RIGHT NOTE: ARROWS SHOW FLUID FLOW DIRECTION Figure 22 1. RH boom valve motor 11. Connector 21. Washer 2. O–ring 12. Fork 22. Rod 3. Valve joiner 13. Hosebarb 23. Hosebarb 4. Center boom valve motor 14.
  • Page 149 IMPORTANT: Make sure to remove and neutralize chemicals from spray components before disas- sembly. Wear protective clothing, chemical resist- ant gloves, and eye protection during repair. Disassembly (Fig. 22) 1. Separate boom valve motors as needed using Fig- ures 22 and 23 as guides. Discard all removed o–rings and gaskets.
  • Page 150 Agitation Valve Motor Assembly FRONT RIGHT NOTE: ARROWS SHOW FLUID FLOW DIRECTION Figure 24 1. Agitation valve motor 8. O–ring 15. Screw 2. O–ring 9. End cap 16. Fork 3. End cover 10. Fork 17. Hosebarb 4. O–ring 11. Nut 18.
  • Page 151 The agitation switch on the spray console is used to en- ergize the agitation valve motor and open the valve. The open valve allows system flow to reach the three agita- tion nozzles located in the spray tank. IMPORTANT: Make sure to remove and neutralize chemicals from spray components before disas- sembly.

  • Page 152: Boom And Agitation Valve Motor Service

    Boom and Agitation Valve Motor Service 70 in–lb (7.9 N–m) Figure 26 1. Housing cover 13. O–ring 25. Flat washer 2. Cover seal 14. Spindle housing 26. Cone 3. Valve motor 15. Phillips head screw (4 used) 27. Screw 4. Phillips head screw 16.
  • Page 153 4. Remove rear housing cover from valve motor to in- spect motor components. A. Cam should be tight on shaft. Cam surface should be free of wear and/or scoring. B. The inside of motor housing should be free of ex- cessive moisture, corrosion, and dirt.
  • Page 154 3. Assemble spindle section by reversing disassembly 7. Assemble valve motor assembly. (see Boom Valve process. Align green indicator tab on spindle to slot in Motor Assembly or Agitation Valve Motor Assembly in spindle housing. Install screw into bottom of spindle to this section).
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  • Page 156: Boom Bypass

    Boom Bypass FRONT RIGHT NOTE: ARROW SHOWS FLUID FLOW DIRECTION Figure 30 1. Spray tank 6. Boom bypass hose (1”) 11. Fork 2. Boom valve motor assembly 7. Fork 12. O–ring 3. O–ring 8. Boom supply hose (1 1/2”) 13. Bulkhead nut 4.
  • Page 157 Disassembly (Fig. 30) Assembly (Fig. 30) IMPORTANT: Make sure to remove and neutralize NOTE: Coat all o–rings with vegetable oil before instal- chemicals from tank and spray components before lation to reduce the chance of damage during assembly. disassembly. Wear protective clothing, chemical re- 1.

  • Page 158: Tank Suction

    Tank Suction FRONT RIGHT NOTE: ARROW SHOWS FLUID FLOW DIRECTION Figure 31 1. Suction hose (1 1/2”) 8. Filter housing 15. Suction hose 2. Hose clamp 9. Expansion pin (2 used) 16. Elbow 3. Hosebarb 10. Gasket 17. Suction tube 4.
  • Page 159 NOTE: If suction tube in tank develops an air leak, spray performance will diminish when tank level reaches the leak. Removal (Fig. 31) IMPORTANT: Make sure to remove and neutralize chemicals from tank and spray components before disassembly. Wear protective clothing, chemical re- sistant gloves, and eye protection during repair.

  • Page 160: Tank Drain Valve

    Tank Drain Valve FRONT RIGHT Figure 33 1. Drain handle 5. Gasket 9. Drain assembly 2. Nut 6. Ringnut 10. Bulkhead 3. O–ring 7. Retaining ring 11. Hosebarb 4. Bulkhead 8. Chain 12. Spray tank Spray System Multi Pro 5700–D Page 6 –...
  • Page 161 Disassembly (Fig. 33) IMPORTANT: Make sure to remove and neutralize chemicals from tank and spray components before disassembly. Wear protective clothing, chemical re- sistant gloves, and eye protection during repair. 1. Park machine on a level surface, stop engine, en- gage parking brake, and remove key from the ignition switch.

  • Page 162: Turret Bodies

    Turret Bodies CENTER LEFT RIGHT BOOM BOOM BOOM SUPPLY SUPPLY SUPPLY Figure 35 1. Turret body (w/90 elbow) 4. Turret body (w/double hose barb) 7. Double hose barb(7 used) 2. 90 elbow (1 used) 5. Turret body (w/single hose barb) 8.

  • Page 163: Turret Body Service

    Turret Body Service Disassembly (Fig. 36) IMPORTANT: Make sure to remove and neutralize chemicals from spray components before disas- sembly. Wear protective clothing, chemical resist- ant gloves, and eye protection during repair. 1. Pull e–clip from body and slide plug with o–ring from body.

  • Page 164: Boom Frame Breakaway Pivot Assembly

    Boom Frame Breakaway Pivot Assembly (Machines with Serial Numbers Below 260000000) Figure 38 1. Hinge 8. Carriage screw 15. Cap screw 2. Breakaway pivot 9. Flat washer 16. Boom support 3. Spring 10. Cotter pin 17. Boom extension pipe 4. Washer 11.
  • Page 165 Disassembly (Fig. 38) 1. Park machine on a level surface, lower booms, stop engine, engage parking brake, and remove key from the ignition switch. 2. Support boom to prevent it from falling. Remove cap screw and hex nut that secure boom support to break- away assembly.

  • Page 166: Boom Hinge (Machines With Serial Numbers Above 260000000)

    Boom Hinge (Machines with Serial Numbers Above 260000000) FRONT RIGHT Figure 41 1. Hinge (2 used per boom) 8. Lock nut 15. Flange nut 2. Rubber boot (2 used per hinge) 9. Cap screw 16. Boom frame 3. Backing plate (4 used per hinge) 10.
  • Page 167 Assembly (Fig. 41) 1. If pivot bracket (item 11) was removed from machine, lightly lubricate bushings (item 12) with motor oil before assembly. Connect boom actuator (not shown) to pivot bracket (see Boom Actuator Installation (Machines with Serial Numbers Above 260000000) in this section). 2.

  • Page 168: Boom Actuator (Machines With Serial Numbers Below 260000000)

    Boom Actuator (Machines with Serial Numbers Below 260000000) Figure 44 1. Cotter pin 3. Boom actuator 4. Wire harness 2. Clevis pin Removal (Fig 44) Installation (Fig 44) 1. Park machine on a level surface, lower booms, stop 1. Position actuator to clevis attachment points on cen- engine, engage parking brake, and remove key from the ter and side booms.
  • Page 169 Adjustment 1. Loosen end nut that secures adjustable clevis to boom frame (Fig. 45). Position jam nut as close as pos- sible to adjustable clevis. Tighten end nut to secure cle- vis. 2. Fully raise side boom with the boom actuator. The boom actuator should fully extend and ratchet.

  • Page 170: Boom Actuator Service (Machines With Serial Numbers Below 260000000)

    Boom Actuator Service (Machines with Serial Numbers Below 260000000) 70 in–lb (7.9 N–m) 20 in–lb (2.3 N–m) 70 in–lb (7.9 N–m) Figure 47 1. Screw 8. Thick washer 15. Motor assembly 2. Rear housing 9. Hex nut (2 used) 16. Ball screw and brake assembly 3.
  • Page 171 Disassembly (Fig. 47) Assembly (Fig. 47) 1. Remove four (4) washer head screws that secure 1. Position ball screw and brake assembly to front cover tube. Remove one (1) screw (item 1) that retains housing. Take care to not disturb brake components. rear housing.

  • Page 172: Boom Actuator (Machines With Serial Numbers Above 260000000)

    Boom Actuator (Machines with Serial Numbers Above 260000000) Figure 48 1. Boom actuator (2 used) 5. Lock nut (4 used) 9. Clevis strap (2 used) 2. Carriage screw (4 used) 6. Flange nut (2 used) 10. Boom pivot bracket 3. Boom frame 7.
  • Page 173 Removal (Fig. 48) Installation (Fig. 48) 1. Park machine on a level surface, place spray booms 1. Position boom actuator to boom frame and boom in the transport (raised) position, stop engine, engage pivot bracket. parking brake and remove key from the ignition switch. 2.

  • Page 174: Boom Actuator Service (Machines With Serial Numbers Above 260000000)

    Boom Actuator Service (Machines with Serial Numbers Above 260000000) IMPORTANT: Do not dismantle, repair or modify the Actuator Air Bleeding boom actuator. Internal components are not avail- If actuator freeplay is excessive, air bleeding of the ac- able for the actuator. If an actuator is damaged or tuator should be performed using the following proce- worn, replace actuator.
  • Page 175 Actuator Oil Level RESERVOIR Under normal conditions, actuator oil level should re- PLUG main constant. If any oil is spilled from the reservoir dur- ing air bleeding, the oil level in the actuator should be RESERVOIR checked and adjusted. CYLINDER 1.

  • Page 176: Pro Control Spray System (Optional)

    Pro Control Spray System (Optional) The Multi Pro 5700–D has an optional Pro Control Spray System available. This system includes a computer and flowmeter and is designed to automatically control spray application at varying vehicle speeds. The Operator’s Manual for the Pro Control System includes information regarding installation, operation, programming and maintenance.
  • Page 177 Chapter 7 Chassis Table of Contents SPECIFICATIONS ......2 SERVICE AND REPAIRS ..... . 3 Tie Rod Ends .

  • Page 178: Specifications

    Specifications Item Description Front Tire Pressure 18 PSI (1.24 bar) Maximum (23 x 10.5 – 12, 4 ply, tubeless) Rear Tire Pressure 18 PSI (1.24 bar) Maximum (26.5 x 14 – 12, 4 ply, tubeless) Front Wheel Lug Nut Torque 55 to 75 ft–lb (75 to 102 N–m) Rear Wheel Lug Nut Torque 70 to 90 ft–lb (95 to 122 N–m)

  • Page 179: Service And Repairs

    Service and Repairs Tie Rod Ends Removal (Fig. 1) 1. Loosen jam nut on tie rod end. Note: Left side tie rod end has left hand threads. 2. Remove cotter pin and castle nut that secure tie rod end to spindle. 20 to 25 ft–lb 3.

  • Page 180: Front Wheels And Hubs

    Front Wheels and Hubs See text for tightening procedure 55 to 75 ft–lb (75 to 102 N–m) FRONT RIGHT Figure 3 1. Lug nut (5 used per wheel) 5. Washer 9. Wheel stud (5 used per wheel) 2. Wheel and tire assembly 6.
  • Page 181 Removal (Fig. 3) Installation (Fig. 3) 1. Park machine on a level surface, stop engine, en- 1. Clean all parts thoroughly before reassembly. gage parking brake, and remove key from the ignition 2. If wheel bearings were removed from wheel hub, as- switch.

  • Page 182: Spindles

    Spindles 20 to 25 ft–lb (27 to 34 N–m) 55 to 75 ft–lb (75 to 102 N–m) See text for adjustment procedure 19 20 20 to 25 ft–lb (27 to 34 N–m) FRONT RIGHT Figure 4 1. Front axle 10. Tie rod assembly 19.
  • Page 183 Disassembly (Fig. 4) Assembly (Fig. 4) 1. Park machine on a level surface, stop engine, en- 1. If removed, install bushings and steering stop bolt gage parking brake, and remove key from the ignition into spindle. switch. 2. Place thrust bearing in top of spindle. Position spindle to front axle.

  • Page 184: Front Suspension

    Front Suspension 55 to 75 ft–lb (75 to 102 N–m) FRONT RIGHT 35 ft–lb (47 N–m) Figure 5 1. Front axle 9. Shackle bushing 17. Spring plate 2. Flat washer 10. Shoulder bolt 18. Leaf spring 3. Lock washer 11. Outside shackle 19.
  • Page 185 Disassembly (Fig. 5) Assembly (Fig. 5) 1. Park machine on a level surface, stop engine, en- 1. Assemble front suspension using Figure 5 as a gage parking brake, and remove key. guide. A. When installing suspension components, loosely install all fasteners before tightening any of the fas- CAUTION teners.

  • Page 186: Brake Assembly

    Brake Assembly 60 ft–lb (81 N–m) 70 to 90 ft–lb 60 ft–lb (95 to 122 N–m) (81 N–m) Figure 6 1. RH brake cable 7. Flange head screw (4 used per brake) 13. Cap screw (2 used per motor) 2. Planetary assembly 8.
  • Page 187 3. Chock front wheels and jack up rear of machine (see Jacking Instructions in Operator’s Manual). Support WARNING machine with jack stands or solid wood blocks. 4. Remove rear wheel assembly. Failure to maintain proper lug nut torque could result in failure or loss of wheel and may 5.

  • Page 188: Brake Inspection And Repair

    Brake Inspection and Repair Figure 9 1. Brake housing (LH shown) 6. Hitch pin (2 used) 11. Rotating actuator 2. Seal 7. Stationary disc 12. Extension spring (3 used) 3. Pull rod 8. Rotating disc 13. Ball (3 used) 4. Clevis pin 9.

  • Page 189: Brake Cables

    Brake Cables Removal PHOTO TAKEN FROM BELOW 1. Remove brake cable from brake equalizer at front of machine under floorboard (Fig. 10 and 11): A. Remove cotter pin, flat washer, and clevis pin that secure brake cable to brake equalizer. B.

  • Page 190: Planetary Wheel Drive Assembly

    Planetary Wheel Drive Assembly 60 ft–lb (81 N–m) 70 to 90 ft–lb 60 ft–lb (95 to 122 N–m) (81 N–m) Figure 13 1. RH brake cable 7. Flange head screw (4 used per brake) 13. Cap screw (2 used per motor) 2.
  • Page 191 Removal (Fig. 13) 4. Secure wheel motor to planetary with two (2) cap screws and flat washers. Torque screws 60 ft–lb (81 1. Park machine on a level surface, stop engine, en- N–m). gage parking brake, and remove key from the ignition switch.

  • Page 192: Planetary Wheel Drive Service

    Planetary Wheel Drive Service 118 to 144 in–lb (13.3 to 16.3 N–m) Figure 15 1. Spindle 11. Bearing cup 21. Thrust plug 2. Boot seal 12. Bearing cone 22. Thrust washer 3. Oil seal 13. O–ring 23. Retaining ring 4. Bearing cone 14.
  • Page 193 Planetary Wheel Drive Disassembly (Fig. 15) Planetary Wheel Drive Assembly (Fig. 15) 1. Remove retaining ring (17). NOTE: Use new seal kit when assembling planetary wheel drive. 2. Remove end cap (19) and o–ring (20). Thrust plug (21) and thrust washer (22) are captive on inside of end 1.
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  • Page 195 Chapter 8 Electrical Diagrams Table of Contents ELECTRICAL SCHEMATICS ....3 Vehicle Electrical Schematic ....3 Spray System Electrical Schematic (Serial Number Below 240000300) .
  • Page 196 This page is intentionally blank. Electrical Diagrams Page 8 – 2 Multi Pro 5700–D...

  • Page 197: Vehicle Electrical Schematic

    R/BK IGNITION SWITCH OFF RUN START R/BK R/BK R/BK GN/R VIO/W ALTERNATOR NEUTRAL SWITCH (NOT IN NEUTRAL) GN/R GN/R GN/R FUSIBLE LINK HARNESS CONTROLLER GLOW PLUG RUN SOLENOID KUBOTA R/BK (HOLD) R/BK GN/R GLOW START TEMP. FUSIBLE LINK VIO/W PLUG BATT.

  • Page 198: Electrical Schematics

    BOOM FOAM BOOM FOAM RH SWITCH SPRAY VALVE BOOM LIFT SPRAY VALVE SPRAY VALVE AGITATION RATE PUMP BOOM LIFT LH SWITCH R/BK FUSE BLOCK 4 WAY SWITCH RH SWITCH (OPTIONAL) LS BOOM SWITCH CTR. BOOM SWITCH RT BOOM SWITCH SWITCH SWITCH LH SWITCH (OPTIONAL)
  • Page 199 Multi Pro 5700–D All relays and solenoids Spray System are shown as de–energized. Electrical Schematic All ground wires are black. (Serial Number Above 260000000) Page 8 – 5 Rev. A...

  • Page 200: Glow Plug Circuit

    R/BK IGNITION SWITCH OFF RUN START R/BK R/BK R/BK GN/R VIO/W ALTERNATOR NEUTRAL SWITCH (IN NEUTRAL) GN/R GN/R GN/R FUSIBLE LINK HARNESS CONTROLLER GLOW PLUG RUN SOLENOID R/BK KUBOTA (HOLD) R/BK GLOW START TEMP. GN/R FUSIBLE LINK VIO/W PLUG BATT. OVER POSITIVE BATTERY CABLE LAMP...

  • Page 201: Start Circuit

    R/BK IGNITION SWITCH OFF RUN START R/BK R/BK R/BK GN/R VIO/W ALTERNATOR NEUTRAL SWITCH (IN NEUTRAL) GN/R GN/R GN/R FUSIBLE LINK HARNESS CONTROLLER GLOW PLUG RUN SOLENOID FUSIBLE LINK R/BK KUBOTA (HOLD) R/BK GLOW START TEMP. GN/R VIO/W PLUG BATT. OVER LAMP POSITIVE BATTERY CABLE...

  • Page 202: Run Circuit

    R/BK IGNITION SWITCH OFF RUN START R/BK R/BK R/BK GN/R VIO/W ALTERNATOR NEUTRAL SWITCH (NOT IN NEUTRAL) GN/R GN/R GN/R FUSIBLE LINK HARNESS CONTROLLER GLOW PLUG RUN SOLENOID R/BK KUBOTA (HOLD) R/BK GLOW FUSIBLE LINK START TEMP. GN/R VIO/W PLUG BATT.

  • Page 203: Cruise Control Circuit

    R/BK IGNITION SWITCH OFF RUN START R/BK R/BK R/BK GN/R VIO/W ALTERNATOR NEUTRAL SWITCH (NOT IN NEUTRAL) GN/R GN/R GN/R FUSIBLE LINK HARNESS CONTROLLER GLOW PLUG RUN SOLENOID KUBOTA R/BK (HOLD) R/BK GLOW FUSIBLE LINK START TEMP. GN/R VIO/W PLUG BATT.
  • Page 204 Multi Pro 5700–D Vehicle Wire Harness (Serial Number Below 240000300) Page 8 – 10 Rev. A...
  • Page 205 PINK GRAY GRAY PINK GRAY GRAY VIOLET/WHITE GREEN/RED RED/BLACK GREEN/RED ORANGE RED/BLACK RED/BLACK WHITE VIOLET GREEN/RED BLACK GREEN/RED VIOLET/WHITE RED/BLACK BLACK BLACK BROWN GREEN/RED BLACK BLACK GREEN/RED BLACK VIOLET/WHITE PINK WHITE BLACK PINK BLACK BLUE BROWN/WHITE BLUE BLUE ORANGE Multi Pro 5700–D Vehicle Wire Harness (Serial Number Below 240000300) Page 8 –...
  • Page 206 Multi Pro 5700–D Vehicle Wire Harness (Serial Number Above 240000300) Page 8 – 12 Rev. A...
  • Page 207 PINK ORANGE PINK YELLOW PINK VIOLET/WHITE GREEN/RED RED/BLACK ORANGE RED/BLACK GREEN/RED RED/BLACK WHITE VIOLET GREEN/RED BLACK VIOLET/WHITE GREEN/RED BLACK RED/BLACK BLACK BROWN GREEN/RED BLACK BLACK GREEN/RED VIOLET/WHITE BLACK PINK ORANGE WHITE PINK BROWN/WHITE BLUE RED/WHITE BLACK RED/WHITE BLUE BLUE ORANGE Multi Pro 5700–D Vehicle Wire Harness (Serial Number Above 240000300)
  • Page 208 Multi Pro 5700–D Spray System Wire Harness (Serial Number Below 260000000) Page 8 – 14 Rev. A...
  • Page 209 RED/WHITE RED/BLACK BROWN BROWN BROWN WHITE/ RED/ BLACK PINK PINK VIOLET/ BLUE/ RED/ GREEN/ VIOLET/ BLUE GREEN PINK WHITE BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK YEL/ YEL/ VIO/ ORANGE/WHITE WHITE/ ORANGE/BLACK BLACK BLUE/WHITE BLUE/BLACK BLUE/GRAY BLACK BLACK BLACK BLUE BLACK...
  • Page 210 Multi Pro 5700–D Spray System Wire Harness (Serial Number Above 260000000) Page 8 – 16 Rev. A...
  • Page 211 RED/WHITE RED/WHITE BLACK PINK PINK WHITE/BLACK BROWN BROWN BLACK BLACK BLACK BLACK PINK PINK PINK YELLOW BLUE/BLACK PINK BLUE WHITE PINK BLUE WHITE PINK PINK BLACK BLACK PINK BLACK BLACK BLACK BLACK BLACK BLACK ORANGE/BLACK BROWN/WHITE GREEN/BLACK VIOLET/BLACK YELLOW/RED GREEN/RED BLUE/RED BLUE/PINK YELLOW...
  • Page 212 This page is intentionally blank. Page 8 – 18 Rev. A...

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