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Summary of Contents for Toro 74945
- Page 1 Z Master ® Professional 5000 Series Riding Mower with 60in or 72in TURBO FORCE ® Rear Discharge Mower Model No. 74943—Serial No. 400000000 and Up Model No. 74945—Serial No. 400000000 and Up *3411-990* B Register at www.Toro.com. Original Instructions (EN)
- Page 2 Whenever you need service, genuine Toro parts, or ICES-002 additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model It is a violation of California Public Resource Code and serial numbers of your product ready.
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Page 3: Table Of Contents
Contents Fuel System Maintenance ........45 Servicing the Electronic Fuel-Injection System............45 Safety ............... 4 Replacing the Low-Pressure Fuel General Safety ........... 4 Filter.............. 45 Slope Indicator ........... 5 Servicing the High-Pressure Fuel Filter..... 45 Safety and Instructional Decals ......6 Servicing the Fuel Tank........ -
Page 4: Safety
Safety This machine has been designed in accordance with ANSI B71.4-2012. General Safety This product is capable of amputating hands and feet and of throwing objects. Always follow all safety instructions to avoid serious personal injury. Using this product for purposes other than its intended use could prove dangerous to you and bystanders. -
Page 5: Slope Indicator
Slope Indicator g011841 Figure 3 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 15 degrees. Use the slope chart to determine the degree of slope of hills before operating. Do not operate this machine on a slope greater than 15 degrees. Fold along the appropriate line to match the recommended slope. -
Page 6: 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 missing. decal99-8936 99-8936 1. Machine speed 4. Neutral 2. Fast 5. - Page 7 decal116-1716 116-1716 1. Fuel 6. Hour meter 2. Empty 7. PTO 3. Half 8. Parking brake decal109-6036 109-6036 4. Full 9. Neutral 5. Battery 10. Operator-presence switch 1. Read the Operator’s Manual. 2. Remove the ignition key and read the instructions before servicing or performing maintenance.
- Page 8 decaloemmarkt Manufacturer's Mark 1. Indicates the blade is identified as a part from the original machine manufacturer. decal116-5988 116-5988 1. Parking brake—engaged 2. Parking brake—disengaged decal117-0346 117-0346 1. Fuel leak hazard—read the Operator's Manual; do not attempt to remove the roll bar; do not weld, drill, or modify the roll bar in any way.
- Page 9 decal126-2055 126-2055 1. Wheel lug-nut torque 129 N∙m (95 ft-lb) (4x) 2. Wheel-hub nut torque 319 N∙m (235 ft-lb) 3. Read and understand the Operator’s manual before decal117-3864 performing any maintenance, check torque after first 100 117-3864 hours then every 500 hours thereafter. 1.
- Page 10 decal131-4036 131-4036 1. Maximum drawbar pull 36 2. Read the Operator's kg (80 lb) Manual. decal127-6663 127-6663 1. Warning—read the 2. Crushing hazard—1) Operator's Manual. Engage the parking brake, shut off the engine, and remove the key from the ignition; 2) Jack the machine using a manufacturer-approved jack, and always use a...
- Page 11 decal132-0871 132-0871 Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s Manual as well as the conditions in which you would operate the machine to determine whether you can operate the machine in those conditions on that day and at that site.
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Page 12: Product Overview
Product Overview g013112 Figure 5 1. PTO Switch 4. Hour meter/Safety-interlock display/Fuel gauge 2. Throttle control 5. Ignition switch 3. Malfunction indicator light 6. Fuses (MIL) g027405 Figure 4 Hour Meter 1. Height-of-cut deck-lift 6. Roll bar pedal The hour meter records the number of hours the 2. -
Page 13: Specifications
Contact your continuous-variable setting from the S to F Authorized Service Dealer or Distributor or go to position (Figure www.Toro.com for a list of all approved attachments and accessories. Blade-Control Switch (Power Takeoff) Specifications The blade-control switch (PTO) engages and... -
Page 14: Before Operation
Operation Model Weight 60 inch Mower Decks 577 kg (1,271 lb) Note: Determine the left and right sides of the 72 inch Mower Decks 606 kg (1,335 lb) machine from the normal operating position. Before Operation Before Operation Safety General Safety •... -
Page 15: Recommended Fuel
Using containers on the ground, away from your vehicle before filling. Stabilizer/Conditioner • Remove the equipment from the truck or trailer and refuel it while it is on the ground. If this is not Use a fuel stabilizer/conditioner in the machine to possible, then refuel from a portable container provide the following benefits: rather than a fuel-dispenser nozzle. -
Page 16: Checking The Engine-Oil Level
Checking the Engine-Oil Level Before you start the engine and use the machine, check the oil level in the engine crankcase; refer to Checking the Engine-Oil Level (page 16). Breaking in a New Machine New engines take time to develop full power. Mower decks and drive systems have higher friction when new, placing additional load on the engine. -
Page 17: Think Safety First
Think Safety First To lower the roll bar, apply forward pressure to the upper part of the roll bar. Please read all safety instructions and symbols in the Pull both knobs out and rotate them 90° so they safety section. Knowing this information could help are not engaged (Figure you or bystanders avoid injury. -
Page 18: Using The Safety-Interlock System
CAUTION This machine produces sound levels in excess of 85 dBA at the operator’s ear and can cause hearing loss through extended periods of exposure. Wear hearing protection when operating this machine. Use protective equipment for your eyes, ears, hands, feet, and head. -
Page 19: Positioning The Seat
The safety-interlock system also is designed to shut off position, and move the motion-control levers the engine when the traction controls are moved from to the N position. Now start the EUTRAL LOCK the locked position with the parking brake engaged or engine. -
Page 20: Changing The Seat Suspension
Do not operate the machine while ill, tired, or • under the influence of alcohol or drugs. Use accessories and attachments approved by Toro only. • Never carry passengers on the machine and keep bystanders and pets away from the machine Rollover Protection System during operation. -
Page 21: Operating The Parking Brake
Disengaging the Parking Brake • Keep the roll bar in safe operating condition by thoroughly inspecting it periodically for damage and keeping all the mounting fasteners tight. • Replace a damaged roll bar. Do not repair or alter Slope Safety •... -
Page 22: Operating The Mower Blade-Control Switch (Pto)
Operating the Mower Blade-Control Switch (PTO) The blade-control switch (PTO) starts and stops the mower blades and any powered attachments. Engaging the Blade-Control g008946 Figure 19 Switch (PTO) Note: Engaging the blade-control switch (PTO) with the throttle position at half or less causes excessive wear to the drive belts. -
Page 23: Starting And Shutting Off The Engine
Starting and Shutting Off Note: Additional starting cycles may be required when starting the engine for the first the Engine time after the fuel system has been without fuel completely. Starting the Engine Raise the roll bar up and lock it into place, sit on the seat, and fasten the seat belt. -
Page 24: Using The Motion-Control Levers
Using the Motion-Control Levers g027337 Figure 23 g004532 Figure 24 1. Motion-control 4. Backward lever—N Important: Make sure that the fuel-shutoff valve EUTRAL LOCK position is closed before transporting or storing the 2. Center, unlocked position 5. Front of machine machine, as fuel leakage may occur. - Page 25 Driving Forward CAUTION Note: Machine can spin very rapidly. Operator may The engine stops when you move the traction-control with the parking brake engaged. lose control of machine and cause personal injury or damage to machine. To stop, pull the motion-control levers to the N EUTRAL position.
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Page 26: Stopping The Machine
Adjusting the Height of Cut Using the Transport Lock The transport lock has 2 positions, and is used with the deck-lift pedal. There is a L position and a position for the transport position (Figure 27). NLOCK g008953 Figure 26 Stopping the Machine To stop the machine, move the traction-control levers to neutral, and then move them to the locked position,... -
Page 27: Adjusting The Anti-Scalp Rollers
Adjusting the Height-of-Cut Pin Adjusting the Anti-Scalp Rollers The height-of-cut is adjusted from 25 to 140 mm (1 to 5-1/2 inches) in 6 mm (1/4 inch) increments by relocating the clevis pin into different hole locations. Whenever you change the height of cut, it is recommended to adjust the height of the anti-scalp Move the transport lock to the lock position. -
Page 28: Adjusting The Skid(S)
g024244 Figure 31 3. Nut 1. Carriage bolt 2. Skid g024243 Figure 30 Move each skid to the desired position and 1. Bolt 3. Anti-scalp roller secure them with the carriage bolts and nuts. 2. Bushing 4. Flange nut Note: Only use the top or center sets of holes to adjust the skids. -
Page 29: After Operation
File down any nicks and Figure 32 sharpen the blades as necessary. If a blade is 1. On position 2. Off position damaged or worn, replace it immediately with a genuine Toro replacement blade. -
Page 30: Using The Drive-Wheel-Release Valves
Using the Drive-Wheel-Release Valves WARNING Hands may become entangled in the rotating drive components below the engine deck, which could result in serious injury. Shut off the engine, remove the key, and allow all moving parts to stop before accessing the drive-wheel-release valves. -
Page 31: Loading The Machine
WARNING Loading a machine onto a trailer or truck increases the possibility of tip-over and could cause serious injury or death. • Use extreme caution when operating a machine on a ramp. • Ensure that the roll bar is in the up position and use the seat belt when loading or unloading the machine. - Page 32 g027996 Figure 36 1. Full-width ramp in stowed 4. Ramp is at least 4 times position as long as the height of the trailer or truck bed to the ground 2. Side view of full-width 5. H=height of the trailer or ramp in loading position truck bed to the ground 3.
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Page 33: Maintenance
• Adjust the caster-pivot bearing. Every 500 hours • Check the parking brake adjustment. • Change the hydraulic filters and hydraulic fluid when using Toro® HYPR-OIL™ 500 hydraulic fluid (more often in dirty or dusty conditions). • Replace the inner air filter. -
Page 34: Pre-Maintenance Procedures
• To ensure optimum performance and continued safety certification of the machine, use only Maintenance and Storage genuine Toro replacement parts and accessories. Replacement parts and accessories made by Safety other manufacturers could be dangerous, and such use could void the product warranty. -
Page 35: Lubrication
Lubrication Yearly—Grease the mower-deck idler arms. Important: Make sure cutting unit spindles are Grease more frequently when operating conditions full of grease weekly. are extremely dusty or sandy. Disengage the blade-control switch (PTO), move Grease Type: No. 2 general-purpose lithium-based the motion-control levers to the N EUTRAL LOCK... -
Page 36: Lubricating The Caster-Wheel Hubs
Lubricating the Caster-Wheel Hubs Service Interval: Yearly Shut off the engine, wait for all moving parts to stop, remove the key, and engage the parking brake. g009030 Figure 40 g006115 Figure 42 Remove the dust cap and adjust the caster pivots, and keep the dust cap off until greasing 1. -
Page 37: Engine Maintenance
Engine Maintenance With the open end of the wheel facing up, fill the area inside the wheel around the axle full of general-purpose grease. WARNING Insert the second bearing and new seal into the wheel. Contact with hot surfaces may cause personal injury. - Page 38 g012996 Figure 43 1. Air-inlet cover 3. Air-cleaner body 2. Air-inlet screen 4. Latch g012997 Figure 44 4. Latch Release the latches on the air cleaner and pull 1. Inner filter 5. Air-cleaner body the air-cleaner cover off the air-cleaner body 2.
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Page 39: Servicing The Engine Oil
Servicing the Engine Oil Note: Ensure that the primary filter is fully seated by pushing on the outer rim while installing it. Oil Type: Detergent oil (API service class SJ or higher) Important: Do not press on the soft, inside area of the filter. - Page 40 Changing the Engine Oil Service Interval: After the first 8 hours Every 100 hours (more often in dirty or dusty conditions). Note: Dispose of the used oil at a recycling center. g024213 Start the engine and let it run for 5 minutes. Note: This warms the oil so that it drains better.
- Page 41 Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the additional oil to bring it to the Full mark (Figure 48). g024213 g027660 Figure 48 Start the engine and drive to a flat area. Check the oil level again.
- Page 42 Changing the Engine-Oil Filter Servicing the Engine-Oil Cooler Service Interval: Every 200 hours Service Interval: Every 200 hours Remove the bolts holding the oil cooler to the Note: Change the engine-oil filter more frequently engine housing . when operating conditions are extremely dusty or sandy.
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Page 43: Servicing The Spark Plug
Servicing the Spark Plug Service Interval: Every 200 hours—Check, clean and regap the spark plug. Make sure the air gap between the center and side electrodes is correct before installing the spark plug. Use a spark plug wrench for removing and installing g024214 the spark plug(s) and a gapping tool/feeler gauge to check and adjust the air gap. -
Page 44: Checking The Spark Arrester
Checking the Spark Plug Checking the Spark Arrester Important: Replace the spark plug(s) when it has: a black coating, worn electrodes, an oily film, cracks or reuse is questionable. For Models with a Spark Arrester If you see light brown or gray on the insulator, the Service Interval: Every 50 hours engine is operating properly. -
Page 45: Fuel System Maintenance
Fuel System Maintenance WARNING Fuel-system components are under high pressure. The use of improper components can result in system failure, gasoline leakage, and possible explosion. Use only approved fuel lines and fuel filters. Servicing the Electronic Fuel-Injection System g008963 Figure 55 This machine contains an electronic fuel-injection 1. -
Page 46: Electrical System Maintenance
Removing the Battery Electrical System Maintenance WARNING Battery terminals or metal tools could short against metal machine components causing Electrical System Safety sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. • Disconnect the battery before repairing the machine. -
Page 47: Servicing The Fuses
Installing the Battery Note: Position the battery in the tray with the terminal posts opposite from the hydraulic tank (Figure 57). g000960 Figure 58 1. Positive battery post 3. Red (+) charger lead 2. Negative battery post 4. Black (-) charger lead g032526 Servicing the Fuses Figure 57... -
Page 48: Jump-Starting The Machine
Jump-Starting the Machine vent caps on both batteries. Also ensure that the machines do not touch and that both electrical Check and clean corrosion from the battery systems are off and at the same rated system terminals before jump-starting. Ensure that the voltage. -
Page 49: Drive System Maintenance
Drive System Maintenance Checking the Seat Belt g024213 Service Interval: Before each use or daily Visually inspect seat belt for wear, cuts, and proper operation of retractor and buckle. Replace before operating if damaged. Checking the Rollover Protection System (ROPS) Knobs g013117 Service Interval: Before each use or daily... -
Page 50: Adjusting The Tracking
If it tracks to the left, loosen the bolts and adjust the right stop plate rearward on the right T-slot until the machine tracks straight (Figure 63). Tighten the stop plate (Figure 63). g027407 Figure 63 Left control lever shown g008943 Figure 62 1. -
Page 51: Checking The Wheel-Lug Nuts
g001055 Figure 64 Checking the Wheel-Lug Nuts Check and torque the wheel lug nuts to 122 to 129 N∙m (90 to 95 ft-lb). g027408 Figure 65 Checking the Wheel-Hub 1. Slotted nut Slotted Nut Service Interval: After the first 100 hours Adjusting the Caster-Pivot Every 500 hours Bearing... -
Page 52: Using The Clutch Shim
Removing the Clutch Shim Shut off the engine, wait for all moving parts to stop, remove the key, engage the parking brake, and allow the machine to cool completely before starting these instructions. Using an air compressor, blow out any debris from under the brake pole and around the brake spacers (Figure... - Page 53 Using needle-nose pliers, or by hand, hold the tab and remove the shim (Figure 70). Note: Do not discard the shim until proper clutch function has been confirmed. g010873 Figure 72 1. Feeler gauge • If the gap is less than 0.25 mm (0.01 g010871 Figure 70 inch), then install the shim;...
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Page 54: Cooling System Maintenance
Cooling System Maintenance Cleaning the Engine Screen and Engine-Oil Cooler Service Interval: Before each use or daily Remove any buildup of grass, dirt, or other debris from the oil cooler (Figure 73). g024213 g004218 Figure 74 1. Engine guard 4. Fan housing 2. -
Page 55: Brake Maintenance
Brake Maintenance Adjusting the Parking Brake Service Interval: After the first 100 hours g024214 Every 500 hours thereafter Note: This procedure must be followed after the first 100 hours or when a brake component has been removed or replaced. Drive the machine onto a level surface. Disengage the blade-control switch (PTO), move the motion control levers to the N EUTRAL... -
Page 56: Belt Maintenance
Belt Maintenance Inspecting the Belts Service Interval: Every 50 hours Replace the belt if it is worn. The signs of a worn belt include squealing while the belt is rotating; the blades slipping while cutting grass; and frayed edges, burn marks, and cracks on the belt. -
Page 57: Replacing The Mower Belt
Use a ratchet in the square hole in the idler arm to remove tension on the idler spring (Figure 77). Remove the belt from the mower deck pulley (Figure 77). Remove the belt from the remaining pulleys (Figure 77). Using the ratchet in the square hole, install the new belt around the mower pulleys and the idler pulleys (Figure... -
Page 58: Replacing The Hydraulic Pump-Drive Belt
g027730 Figure 80 g009039 Figure 81 1. Idler pulley 5. Left hydraulic-pump pulley Replacing the Hydraulic 2. Clutch pulley 6. Square hole in the idler Pump-Drive Belt 3. Pump-drive belt 7. Idler spring 4. Right hydraulic-pump Disengage the blade-control switch (PTO) and pulley engage the parking brake. -
Page 59: Controls System Maintenance
Controls System Maintenance Adjusting the Control-Handle Position There are 2 height positions for the control levers—high and low. Remove the bolts to adjust the height for the operator. Disengage the blade-control switch (PTO), move the motion-control levers to the N EUTRAL LOCK position, and engage the parking brake. -
Page 60: Adjusting The Motion-Control Damper
Note: Note: The switch is a part of the seat assembly. The wheels must stop turning or slightly creep in reverse. Temporarily install a jumper wire across the terminals in the connector of the main wire Shut off the machine. harness. -
Page 61: Adjusting The Motion Control Neutral-Lock Pivot
Seek immediate medical attention if fluid is injected into skin. Injected fluid must be surgically removed within a few hours by a doctor. Servicing the Hydraulic System Hydraulic-Fluid Type: Toro ® HYPR-OIL ™ hydraulic fluid or Mobil ® 1 15W-50. - Page 62 Mobil ® 1 fluid (more often in dirty or dusty conditions). Every 500 hours—Change the hydraulic filters and hydraulic fluid when using Toro ® HYPR-OIL ™ 500 hydraulic fluid (more often in dirty or dusty conditions).
- Page 63 Install the replacement hydraulic filter. Install the pump-drive belt and the mower belt. Remove the jack stands and lower the machine (Figure 88). Add oil to the hydraulic reservoir and check for any leaks. Clean up any spilled oil. Start the engine and let it run for about 2 minutes to purge air from the system.
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Page 64: Mower Deck Maintenance
Mower Deck Maintenance Leveling the Mower Deck Setting up the Machine Note: Ensure that the mower deck is level before matching the height of cut (HOC). Position the mower on a flat surface. Disengage the blade-control switch (PTO), move the motion-control levers to the N EUTRAL LOCK position, and engage the parking brake. - Page 65 g024245 Figure 91 g027410 1. 7.6 cm (3 inches) at 3. Measure here from the Figure 92 position A is correct. blade tip to the hard surface. 1. Whizlock nut 3. Jam nut 4. Measure at position A and 2. 8.3 cm (3-1/4 inches) at 2.
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Page 66: Servicing The Cutting Blades
Torque the 2 bolts to 37 to 45 N∙m (27 to 33 ft-lb). On both sides of the deck, measure from the level surface to the back tip of the blade (position B). Ensure the measurement is 8.3 cm (3-1/4 inches) (Figure 91). - Page 67 To ensure optimum performance and continued safety conformance of Shut off the engine, remove the key, and wait the machine, use genuine Toro replacement blades. for all moving parts to stop before leaving the Replacement blades made by other manufacturers operating position.
- Page 68 Sharpening the Blades Use a file to sharpen the cutting edge at both ends of the blade (Figure 100). Note: Maintain the original angle. Note: The blade retains its balance if the same amount of material is removed from both cutting edges.
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Page 69: Removing The Mower Deck
Install the right blade, curved washer, and blade bolt (left-hand threaded bolt) to the spindle shaft (Figure 102 Figure 103). g004536 Figure 102 Left and center spindle shown g024248 Figure 103 1. Sail area of the blade 3. Curved washer 2. - Page 70 Note: This locks the deck-lift arms in the lowest position when the deck is removed and the stored energy in the deck spring is released. Remove the belt covers. Lift up the floor pan and insert a ratchet into the square hole in the deck idler (Figure 104).
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Page 71: Cleaning
Cleaning Cleaning under the Mower Service Interval: Before each use or daily Disengage the blade-control switch (PTO), move the motion-control levers to the N EUTRAL position, and set the parking brake. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. -
Page 72: Storage
Storage Run the engine to distribute conditioned fuel through the fuel system (5 minutes). Shut off the engine, allow it to cool, and Cleaning and Storage drain the fuel tank; refer to Servicing the Fuel Tank (page 45). Disengage the blade-control switch (PTO), engage the parking brake, turn the ignition key Start the engine and run it until it stops. -
Page 73: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action The malfunction-indicator light (MIL) 1. The engine is too hot. 1. Shut off the engine and let it cool. comes on. 2. There is a faulty valve in the fuel tank. 2. Contact an Authorized Service Dealer. 3. - Page 74 Problem Possible Cause Corrective Action The mower pulls to the left or right (with 1. The tracking needs adjustment 1. Adjust the tracking. levers fully forward) 2. The tire pressure in the drive tires is 2. Adjust the tire pressure in the drive not correct.
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Page 75: Schematics
Schematics g013119 Wire Diagram (Rev. A) - Page 76 Customers who have purchased Toro products outside 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 dissatisfied with your Distributor's service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.