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Toro 30856 Operator's Manual
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Toro 30856 Operator's Manual

Traction unit
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Form No. 3358-752 Rev D
Groundsmaster
®
4500-D or
4700-D Traction Unit
Model No. 30856—Serial No. 280000001 and Up
Model No. 30856TE—Serial No. 280000001 and Up
Model No. 30868—Serial No. 280000001 and Up
Model No. 30868TE—Serial No. 280000001 and Up
To register your product or download an Operator's Manual or Parts Catalog at no charge, go to www.Toro.com.
Original Instructions (EN)

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  • Page 1 Model No. 30856TE—Serial No. 280000001 and Up Model No. 30868—Serial No. 280000001 and Up Model No. 30868TE—Serial No. 280000001 and Up To register your product or download an Operator's Manual or Parts Catalog at no charge, go to www.Toro.com. Original Instructions (EN)

  • Page 2: Introduction

    Figure 1 Genuine Toro spark arresters are approved by the USDA Forestry Service. Important: This engine is equipped with a spark Model No.

  • Page 3: Table Of Contents

    Safety ................4 Charging and Connecting the Battery ....38 Safe Operating Practices ........4 Battery Care ............39 Toro Riding Mower Safety ........6 Fuses..............39 Sound Pressure Level for a 4500-D ....... 7 Drive System Maintenance ........40 Sound Pressure Level for a 4700-D .......

  • Page 4: Safety

    Safety ◊ lack of awareness of the effect of ground conditions, especially slopes; This machine meets or exceeds CEN standard EN • The owner/user can prevent and is responsible for 836:1997 (when appropriate decals applied), and ANSI accidents or injuries occurring to himself or herself, B71.4-2004 specifications in effect at the time of other people, or property.

  • Page 5: Maintenance And Storage

    • Remember there is no such thing as a safe slope. – before checking, cleaning or working on the Travel on grass slopes requires particular care. To mower; guard against overturning: – after striking a foreign object or if an abnormal –...

  • Page 6: Toro Riding Mower Safety

    The following list contains safety information specific after it has stopped because these areas could be hot to Toro products or other safety information that you enough to cause burns. must know that is not included in the CEN, ISO, or •...

  • Page 7: Sound Pressure Level For A 4500-D

    • To ensure safety and accuracy, have an Authorized Toro Distributor check the maximum engine speed with a tachometer. • If major repairs are ever needed or if assistance is desired, contact an Authorized Toro Distributor.

  • Page 8: Safety And Instructional Decals

    Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. 108–5278 1. Read the Operator’s Manual. 105-3888 1. Read the Operator’s Manual. 2.
  • Page 9 105-9830 (Affix for CE) 1. Lock 2. Unlock 105-7506 1. Read the Operator’s 4. Engine—preheat 93-6686 Manual. 2. Engine—stop 5. Engine—start 1. Hydraulic oil 2. Read the Operator’s 3. On Manual. Battery Symbols Some or all of these symbols are on your battery 1.
  • Page 10 112-5297 1. Warning—read the Operator’s Manual, do not operate this machine unless you are trained. 2. Warning—read the Operator’s Manual before towing the machine. 3. Tipping hazard—slow machine before turning, do not turn at high speeds; lower the cutting unit when driving down slopes; use a roll over protection system and wear the seat belt 4.
  • Page 11 108-4044 1. Lower the cutting unit(s). 10. Disengage 2. Raise the cutting unit(s). 11. Power Take-off (PTO) 3. Right cutting unit (GM 4700-D only) 12. High 4. Center cutting units 13. Low 5. Left cutting unit (GM 4700-D only) 14. Transmission 6.
  • Page 12 105-9895...

  • Page 13: Setup

    Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. Seat Kit, Model 30398 (sold separately) Seat Suspension Kit, Model 30312 (Mechanical) or 30313 (Air) (sold separately) Install the seat, seat belt, and manual Seat belt tube.

  • Page 14: Greasing The Machine

    Important: Make sure that the seat switch is connected to the seat switch connector on the harness. 3. Slide the seat completely forward and backward to Reading the Manuals and ensure proper operation and that seat switch wires and connectors are not pinched or do no contact any Viewing the Training Material moving parts.

  • Page 15: Product Overview

    Product Overview Figure 4 1. Steering wheel 4. Traction pedal 7. ROPS (Rollover Protection System) 2. Brakes 5. Manual tube 3. Cutting unit 6. Hood/engine compartment Controls Charge Indicator The charge indicator (Figure 5) illuminates when the Traction Pedal system charging circuit malfunctions. The traction pedal (Figure 5) controls forward and Engine Coolant Temperature Warning reverse operation.

  • Page 16: Throttle Control

    obtaining better side hill traction. A latch connects the pedals for parking brake operation and transport. Figure 7 1. Brake pedals 3. Parking brake latch 2. Pedal locking latch Figure 5 Pedal Locking Latch 1. Traction pedal 5. Charge indicator 2.

  • Page 17: Pto Switch

    PTO Switch The PTO switch (Figure 8) has two positions: On (engage) and Off (disengage). Push the PTO switch forward to the On position to start the implement or cutting unit blades. Push the switch backward to the Off position to stop implement operation. Hi-Lo Speed Control The switch (Figure 8) allows the speed range to increase for transport of the machine.
  • Page 18 Figure 11 Model 4500-D 1. Cutting unit lift latch Figure 12 Model 4700-D 1. Cutting unit lift latch...

  • Page 19: Specifications

    A selection of Toro approved attachments and accessories are available for use with the machine to enhance and expand its capabilities. Contact your Authorized Service Dealer or Distributor or go to www.Toro.com for a list of all approved attachments and accessories.

  • Page 20: Operation

    Capacity of system is 2-3/4 gal. (10.4 l). temperatures) 1. Carefully remove the radiator cap and expansion Note: Toro Premium Engine oil is available tank cap (Figure 15). from your distributor in either 15W-40 or 10W-30 viscosity. See the parts catalog for part numbers.

  • Page 21: Filling The Fuel Tank

    flash point and cold flow characteristics which will ease starting and reduce fuel filter plugging. If the engine has been running, the pressurized, Use of summer grade fuel above 20° F (-7° C) will hot coolant can escape and cause burns. contribute toward longer fuel pump life and increased power compared to winter grade fuel.

  • Page 22: Checking The Hydraulic Fluid Level

    In certain conditions, fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you and others and can damage property. • Fill the fuel tank outdoors, in an open area, when the engine is cold. Wipe up any fuel that spills.

  • Page 23: Checking The Tire Pressure

    The recommended replacement fluid is as follows: Toro Premium All Season Hydraulic Fluid (Available in 5 gallon pails or 55 gallon drums. See parts catalog or Toro distributor for part numbers.) Alternate fluids: If the Toro fluid is not available, other fluids may be used provided they meet all the following material properties and industry specifications.

  • Page 24: Checking The Interlock Switches

    Refer to Bleeding the Fuel System in , page . 1. Move the throttle control backward to the Slow position. 1. Remove your foot from the traction pedal and 2. Move the PTO lever to the Off position. ensure that it is in neutral. Ensure that the parking brake is set.

  • Page 25: Pushing Or Towing The Machine

    engine does not kill, there is a malfunction in the interlock system that should be corrected before beginning operation. Note: The safety interlock switches can also be checked using the diagnostic LED’s on the SCM. Pushing or Towing the Machine In an emergency, the machine can be moved forward by Figure 18 actuating the bypass valve in the variable displacement...

  • Page 26: Standard Control Module (Scm)

    Another characteristic to consider is the operation module energizes outputs including PTO, Starter, and of the pedals that are connected to the brakes. The ETR (energize to run) solenoid. brakes can be used to assist in turning the machine. The module is divided into inputs and outputs. Inputs However, use them carefully, especially on soft or and outputs are identified by green LED indicators wet grass because the turf may be torn accidentally.
  • Page 27 Figure 19 1. Input 5. In seat 9. Output 13. Start 2. Backlap 6. PTO switch 10. PTO 14. Power 3. High temp shutdown 7. Park brake off 11. Start 4. High temp warning (Not 8. Neutral 12. ETR used) Here are the logical troubleshooting steps for the SCM 5.

  • Page 28: Operating Tips

    device is not energized, measure available voltage at allowed to build up in the mower housing, cutting the output device, continuity of the disconnected performance will decrease. device, and potential voltage on the ground circuit Note: Lower cutting units to the ground whenever (floating ground).

  • Page 29: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Torque the wheel nuts. After the first 8 hours • Change the engine oil and filter. After the first 50 hours •...

  • Page 30: Daily Maintenance Checklist

    Daily Maintenance Checklist Duplicate this page for routine use. Maintenance For the week of: Check Item Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Check the safety interlock operation. Check the brake operation. Check the engine oil and fuel level. Check the cooling system fluid level.

  • Page 31: Service Interval Chart

    Service Interval Chart Figure 21 If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition before you do any maintenance.

  • Page 32: Premaintenance Procedures

    Premaintenance Lubrication Procedures Greasing the Bearings and Bushings Removing the Hood Service Interval: Every 50 hours To gain additional access to engine compartment, the hood may be removed from traction unit. The machine has grease fittings that must be lubricated regularly with No.
  • Page 33 Note: On rollers equipped with flush grease fittings (Figure 30) a grease gun nozzle adapter is required. Order Toro Part No. 107-1998 from your Authorized Toro Distributor. Figure 27 • Lift cylinder bushings (2 per deck) (Figure 27) •...

  • Page 34: Engine Maintenance

    Engine Maintenance which could force dirt through the filter into the intake tract. This cleaning process prevents debris from migrating Servicing the Air Cleaner into the intake when the primary filter is removed. 3. Remove and replace the primary filter (Figure 33). Service Interval: Every 400 hours Cleaning of the used element is not recommended Check the air cleaner body for damage which could...

  • Page 35: Servicing The Engine Oil And Filter

    Adjusting the Throttle 5. Install the cover orienting the rubber outlet valve in a downward position—between approximately 5:00 Adjust the throttle cable (Figure 37) so that the governor to 7:00 when viewed from the end. lever on the engine contacts the low and high speed set 6.

  • Page 36: Fuel System Maintenance

    Fuel System 1. Place a clean container under the fuel filter. 2. Loosen the drain plug on the bottom of the filter Maintenance canister. Under certain conditions, diesel fuel and fuel vapors are highly flammable and explosive. A fire or explosion from fuel can burn you and others and can cause property damage.

  • Page 37: Bleeding Air From The Injectors

    4. Tighten the pipe connector securely. 5. Repeat the procedure on the remaining nozzles. Figure 39 1. Fuel injection pump bleed screw 4. Turn the key in the ignition switch to the On position. The electric fuel pump will begin operation, thereby forcing air out around the air bleed screw.

  • Page 38: Electrical System Maintenance

    • Do not drink electrolyte and avoid contact 6. Coat both battery connections with Grafo 112X with skin, eyes or clothing. Wear safety (skin-over) grease, Toro Part No. 505-47, petroleum glasses to shield your eyes and rubber gloves jelly, or light grease to prevent corrosion. Slide the to protect your hands.

  • Page 39: Battery Care

    Rinse with clear water. Coat the battery posts and cable connectors with Grafo 112X (skin-over) grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion. Fuses There are 6 fuses in the electrical system.

  • Page 40: Drive System Maintenance

    Drive System Maintenance Checking the Torque of the Wheel Nuts Service Interval: After the first 8 hours Every 200 hours Figure 44 Failure to maintain proper torque of the wheel 1. Check/drain plug nuts could result in failure or loss of wheel and may result in personal injury.

  • Page 41: Checking The Rear Axle Lubricant

    Checking the Rear Axle Lubricant Service Interval: Every 400 hours The rear axle is shipped from the factory filled with SAE 85W-140 wt. gear lube. Check the oil level before the engine is first started and every 400 hours thereafter. The capacity is 80 oz.

  • Page 42: Adjusting The Traction Drive For Neutral

    Figure 48 1. Drain plug location Figure 49 1. Pump rod 2. Pump control tube 3. Remove the (3) oil level check plugs and main axle vent cap to ease in draining of the oil. 5. After wheel rotation ceases, tighten jam nuts to secure adjustment.

  • Page 43: Cooling System Maintenance

    Cooling System 5. Rotate the entire tie rod assembly the same direction (inward or outward) one (1) complete revolution. Maintenance Tighten clamp at connected end of tie rod. 6. Install the ball joint in the axle case support and Servicing the Engine Cooling tighten the nut finger tight.

  • Page 44: Brake Maintenance

    Brake Maintenance with compressed air. Start from the front and blow the debris out towards the back. Then clean from the back side and blow towards the front. Repeat Adjusting the Service Brakes procedure several times until all chaff and debris is removed.

  • Page 45: Belt Maintenance

    Change the 2 hydraulic filters initially after the first 200 operating hours. Thereafter, change the filters after every 800 operating hours, in normal conditions. Use Toro replacement filters Part No. 94-2621 for the rear (cutting unit) of the machine and 75-1310 for the front (charge) of the machine.

  • Page 46: Checking The Hydraulic Lines And Hoses

    Hydraulic System Test Ports The test ports are used to test the pressure in the hydraulic circuits. Contact your local Toro distributor for assistance or refer to the Service Manual for the test specifications. Test Port A (Figure 58), located on rear of filter manifold, under right hand frame rail.

  • Page 47: Adjusting The Counterbalance

    on operator platform. Used to measure the 4 wheel drive pressure applied to the rear axle (reverse mode) and rear axle dynamic braking. Figure 61 1. Test port F (Decks) 2. Test port G (Decks) Test Port H (Figure 62) located on rear traction circuit hard line.

  • Page 48: Cleaning

    Cleaning The traction assist valve (Figure 63) is used to boost the pressure in the counterbalance circuit. Recommended traction assist counterbalance pressure is 700 psi Servicing the Spark Arrestor when traction pressure is above 1800 psi. Rotate the screw (Figure 63) clockwise to increase the pressure or Muffler counterclockwise to decrease the pressure.

  • Page 49: Storage

    B. Clean the battery, terminals, and posts with a wire brush and baking soda solution. C. Coat the cable terminals and battery posts with Grafo 112X skin-over grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion. D. Slowly recharge the battery every 60 days for 24 hours to prevent lead sulfation of the battery.

  • Page 50: Schematics

    Schematics Electrical Schematic - GM 4500 (Rev. C)
  • Page 51 Electrical Schematic - GM 4700 (Rev. C)
  • Page 52 Hydraulic Schematic (Rev. E)
  • Page 53 Hydraulic Schematic (Rev. E)
  • Page 54 Notes:...
  • Page 55 Notes:...
  • Page 56 Countries Other than the United States or Canada Customers who have purchased Toro products exported from the United States or Canada should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfi ed with your Distributor’s service or have diffi culty ob- taining guarantee information, contact the Toro importer.

This manual is also suitable for:

30856te30868teGroundsmaster 4500-dGroundsmaster 4700-d30868

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