Toro 74024 Operator's Manual
Toro 74024 Operator's Manual

Toro 74024 Operator's Manual

Riding mower with 48in, 60in, or 72in turbo force mower
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Original Instructions (EN)
Z Master
®
Mower
With 48in, 60in, or 72in TURBO FORCE
Mower
Model No. 74000—Serial No. 415400000 and Up
Model No. 74000TA—Serial No. 415400000 and Up
Model No. 74004—Serial No. 415400000 and Up
Model No. 74015—Serial No. 415400000 and Up
Model No. 74020—Serial No. 415400000 and Up
Model No. 74022—Serial No. 415400000 and Up
Model No. 74024—Serial No. 400000000 and Up
Model No. 74035—Serial No. 415400000 and Up
Form No. 3466-237 Rev A
4000 Series Riding
®
*3466-237*

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Summary of Contents for Toro 74024

  • Page 1 Model No. 74004—Serial No. 415400000 and Up Model No. 74015—Serial No. 415400000 and Up Model No. 74020—Serial No. 415400000 and Up Model No. 74022—Serial No. 415400000 and Up Model No. 74024—Serial No. 400000000 and Up Model No. 74035—Serial No. 415400000 and Up *3466-237* Register at www.Toro.com.
  • Page 2: Figure 1

    Authorized Service manufacturer in accordance with the Society of Dealer or Toro Customer Service and have the model Automotive Engineers (SAE) J1940 or J2723. As and serial numbers of your product ready.
  • Page 3: Table Of Contents

    information and Note emphasizes general information Using the Motion-Control Levers....... 27 worthy of special attention. Driving the Machine .......... 27 Using the Side Discharge ......... 28 The safety-alert symbol (Figure 2) appears both in Adjusting the Height of Cut ....... 29 this manual and on the machine to identify important Adjusting the Height of Cut .......
  • Page 4: Safety

    Safety Blade Safety ............. 66 Servicing the Cutting Blades ......66 Adjusting the Side-to-Side Leveling and the General Safety Blade Slope ..........69 Removing the Mower Deck....... 71 Replacing the Grass Deflector ......72 This product is capable of amputating hands and Cleaning ..............
  • Page 5: Slope Indicator

    Slope Indicator g011841 Figure 3 You may copy this page for personal use. 1. The maximum slope you can 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. decaloemmarkt Manufacturer's Mark 1. This mark indicates that the blade is identified as a part from the original machine manufacturer.
  • Page 7 decal115-9625 115-9625 1. Parking 2. Parking brake—engaged brake—disengaged decal107-3069 107-3069 decal116-5610 116-5610 1. Warning–there is no rollover protection when the roll bar is down. 1. Hour meter 4. Neutral 2. To avoid injury or death from a rollover accident, keep the 2.
  • Page 8 decal117-3848 117-3848 1. Thrown object hazard—keep bystanders away. decal127-0326 127-0326 2. Thrown object hazard, raised deflector—do not operate without the deflector, discharge cover, or grass collection 3. Remove the key and 1. Read the Operator's system in place. Manual. read the Operator's 3.
  • Page 9 Decal 144-0405 is for machines not equipped with an Decal 144-6569 is for machines equipped with a optional headlight. headlight. decal144-0405 144-0405 decal144-6569 144-6569 1. Headlights 3. Engine speed—slow 1. Headlights 3. Engine speed—slow 2. Engine speed—fast 2. Engine speed—fast decal147-7364 147-7364 1.
  • Page 10 Decal 126-8383 is for machines without MyRide only. decal126-8383 126-8383 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 the conditions on that day and at that site.
  • Page 11 Decal 132-0871 is for machines with MyRide only. 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 the conditions on that day and at that site.
  • Page 12: Product Overview

    Controls Product Overview Become familiar with all the controls before you start the engine and operate the machine. Control Panel g332505 Figure 4 1. Height-of-cut positions 7. Fuel cap 2. Controls 8. Parking-brake lever g332503 3. Motion-control levers 9. Mower deck Figure 5 4.
  • Page 13 Throttle Control Electronic-Control Unit Malfunction-Indicator Light The throttle controls the engine speed, and it has a continuous-variable setting from the S to F For Models with an EFI Engine Only position (Figure The electronic-control unit (ECU) continuously monitors the operation of the EFI system. Blade-Control Switch (Power If a problem or fault within the system is detected, the Takeoff)
  • Page 14: Specifications

    * The total weight of the object being towed (e.g., trailer and payload, pull-behind dethatcher, aerator, etc.) Attachments/Accessories A selection of Toro approved attachments and accessories is available for use with the machine to enhance and expand its capabilities. Contact your Authorized Service Dealer or authorized Toro distributor or go to www.Toro.com...
  • Page 15: Before Operation

    Fuel Safety Operation • Fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you and Note: Determine the left and right sides of the others and can damage property. machine from the normal operating position. –...
  • Page 16: Adding Fuel

    Adding Fuel Note: Do not fill the fuel tank completely full. The empty space in the tank allows the fuel to expand. Recommended Fuel • For best results, use only clean, fresh (less than 30 days old), unleaded gasoline with an octane rating of 87 or higher ((R+M)/2 rating method).
  • Page 17: Breaking In A New Machine

    Breaking in a New Machine Lowering the Roll Bar Important: Lower the roll bar only when New engines take time to develop full power. Mower absolutely necessary. decks and drive systems have higher friction when new, placing additional load on the engine. Allow For both sides of the roll bar, remove the hairpin 40 to 50 hours of break-in time for new machines to cotter and pin.
  • Page 18: Using The Safety-Interlock System

    Raising the Roll Bar • The parking brake is engaged. • The blade-control switch (PTO) is disengaged. Important: Always use the seat belt with the roll bar in the raised position. • The motion-control levers are in the N EUTRAL LOCK position.
  • Page 19: Positioning The Seat

    Testing the Safety-Interlock Positioning the Seat System The seat can move forward and backward (Figure 12). Position the seat where you have the best control of Service Interval: Before each use or daily the machine and are most comfortable. Test the safety-interlock system before you use the machine each time.
  • Page 20: Adjusting The Rear-Shock Assemblies

    Adjusting the Rear-Shock Assemblies Machines with MyRide™ Suspension System Only The MyRide™ suspension system adjusts to provide a smooth and comfortable ride. You can adjust the g030024 rear 2-shock assemblies to quickly and easily change the suspension system. Position the suspension system where you are most comfortable.
  • Page 21: During Operation

    • Use only accessories and attachments approved • by Toro. Contacting the blade can result in serious personal injury. Shut off the engine, remove the key, and • This machine produces sound levels in excess wait for all moving parts to stop before leaving the of 85 dBA at the operator’s ear and can cause...
  • Page 22 • Use only accessories and attachments installed become unstable. on the ROPS that are approved by Toro. Slope Safety • Slopes are a major factor related to loss of control and rollover accidents, which can result in severe injury or death.
  • Page 23: Entering The Operator's Position

    Entering the Operator’s Position Use the mower deck as a step to get into the operator’s position (Figure 18). g221745 Figure 17 1. Safe Zone—use the 4. W = Width of the machine machine here on slopes less than 15° or flat areas. 2.
  • Page 24: Operating The Parking Brake

    Operating the Parking Operating the Mower Brake Blade-Control Switch (PTO) Always engage the parking brake when you stop the The blade-control switch (PTO) starts and stops the machine or leave it unattended. mower blades and any powered attachments. Engaging the Parking Brake Engaging the Blade-Control Switch (PTO) Park the machine on a level surface.
  • Page 25: Operating The Throttle

    Operating the Throttle You can move the throttle control between F positions (Figure 23). Always use the F position when engaging the PTO. g008946 Figure 23 Operating the Choke Use the choke to start a cold engine. Pull up the choke knob to engage the choke before using the key switch (Figure 24).
  • Page 26: Starting The Engine

    Starting the Engine Shutting Off the Engine Note: A warm or hot engine may not require choking. CAUTION Important: Do not engage the starter for more Children or bystanders may be injured if they than 5 seconds at a time. Engaging the starter move or attempt to operate the machine while motor for more than 5 seconds can damage the it is unattended.
  • Page 27: Using The Motion-Control Levers

    Using the Motion-Control Driving the Machine Levers The drive wheels turn independently, powered by hydraulic motors on each axle. You can turn 1 side in reverse while you turn the other forward, causing the machine to spin rather than turn. This greatly improves the machine maneuverability but may require some time for you to adapt to how it moves.
  • Page 28: Using The Side Discharge

    Using the Side Discharge The mower has a hinged grass deflector that disperses clippings to the side and down toward the turf. DANGER Without a grass deflector, discharge cover, or a complete grass-catcher assembly mounted in place, you and others are exposed to blade contact and thrown debris.
  • Page 29: Adjusting The Height Of Cut

    Adjusting the Height of Cut Adjusting the Height-of-Cut Pin You can adjust the height of cut from 38 to 140 mm For Machines with a Deck-Lift (1-1/2 to 5-1/2 inches) in 6 mm (1/4 inch) increments Pedal by relocating the clevis pin into different hole locations. Push the deck-lift pedal fully forward to lock the Using the Transport Lock mower deck in the T...
  • Page 30: Adjusting The Height Of Cut

    Adjusting the Height of Cut Adjusting the Anti-Scalp Rollers For Machines with an Electric Deck Lift Whenever you change the height-of-cut, adjust the height of the anti-scalp rollers. Push up on the deck-lift switch (Figure 32). Park the machine on a level surface, disengage the blade-control switch, and engage the parking brake.
  • Page 31: Operating Tips

    Operating Tips Using the Fast Throttle Setting For best mowing and maximum air circulation, operate the engine at the F position. Air is required to thoroughly cut grass clippings, so do not set the height-of-cut so low as to totally surround the mower deck in uncut grass.
  • Page 32: After Operation

    File down any nicks and sharpen the blades as necessary. If a blade is damaged or worn, replace it immediately with a genuine Toro replacement blade. After Operation After Operation Safety g008948...
  • Page 33 For Machines with ZT 5400 Hydros WARNING The engine and hydraulic-drive units can The drive-wheel release valves are located on the left and right sides underneath the engine deck. become very hot. Touching a hot engine or hydraulic-drive units can cause severe burns. Park the machine on a level surface, disengage the blade-control switch, and engage the parking Allow the engine and hydraulic-drive units...
  • Page 34: Towing A Trailer

    Towing a Trailer The machine is capable of pulling trailers and attachments. Contact your authorized Toro distributor for the available tow hitches. Your machine can tow trailers with a maximum gross trailer weight (GTW) up to 113 kg (250 lb).
  • Page 35: Transporting The Machine

    Transporting the Machine Use a heavy-duty trailer or truck to transport the machine. Use a full-width ramp. Ensure that the trailer or truck has all the necessary brakes, lighting, and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you or bystanders avoid injury.
  • Page 36 Unloading the Machine If using a trailer, connect it to the towing vehicle and connect the safety chains. Lower the ramp, ensuring that the angle If applicable, connect the trailer brakes and between the ramp and the ground does not lights.
  • Page 37: Maintenance

    Keep your hands and feet away from moving • To ensure optimum performance, use only parts or hot surfaces. If possible, do not make genuine Toro replacement parts and accessories. adjustments with the engine running. Replacement parts and accessories made by •...
  • Page 38 • After the initial change—change the hydraulic-system filters and fluid when using Every 400 hours or yearly, Toro® HYPR-OIL™ 500 fluid (change it more often under dirty or dusty conditions). whichever comes first • For Kawasaki engines—replace the safety air filter (more often in dirty or dusty conditions).
  • Page 39: Lubrication

    Lubrication Greasing the Caster Pivots Service Interval: Every 400 hours/Yearly (whichever comes first) (more often in dirty or Greasing the Machine dusty conditions). Grease the machine more often in dirty or dusty Yearly—Repack the caster-wheel bearings conditions. (more often in dirty or dusty conditions). Grease Type: No.
  • Page 40: Greasing The Caster-Wheel Hubs

    Greasing the Caster-Wheel With the open end of the wheel facing up, fill the area inside the wheel around the axle full of Hubs general-purpose grease. Insert the second bearing and new seal into the Service Interval: Yearly wheel. Park the machine on a level surface, disengage Apply a thread-locking compound to the second the blade-control switch, and engage the parking spacer nut, and thread it onto the axle with the...
  • Page 41: Engine Maintenance

    Engine Maintenance surfaces. Allow engine components to cool before performing maintenance. • Do not change the engine governor speed or Engine Safety overspeed the engine. • Keep your hands, feet, face, other body parts, and clothing away from the muffler and other hot Identifying the Engine Use the following graphic to identify the engine you have and proceed to the section listed below for service (Figure...
  • Page 42: Servicing A Kawasaki ® Engine

    Servicing a Kawasaki ® Engine This section is only for machines with Kawasaki engines. If your engine looks like the one shown in Figure 47, you have a Kawasaki engine. Important: Refer to your engine owner’s manual for additional maintenance procedures. g001883 Figure 48 1.
  • Page 43 Note: Carefully slide the primary filter over the safety Although 10W-40 engine oil is recommended filter (Figure 48). for most conditions, you may need to change oil viscosity to accommodate atmospheric conditions. Note: Ensure that the primary filter is fully Using 20W-50 engine oil in higher ambient seated by pushing on the outer rim while temperatures can reduce oil consumption.
  • Page 44 Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Drain the oil from the engine (Figure 51). g008804 g008804 g311705 Figure 50 g027734 Figure 51 Changing the Engine Oil Note: Dispose of the used oil at a recycling center.
  • Page 45 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 52). g008804 g194610 Figure 52 Start the engine and drive to a flat area. Check the oil level again.
  • Page 46 Servicing the Spark Plug(s) Checking the Spark Plug(s) Important: Do not clean the spark plug(s). Service Interval: Every 100 hours Always replace the spark plug(s) when it has a Ensure that the air gap between the center and side black coating, worn electrodes, an oily film, or electrodes is correct before installing the spark plug.
  • Page 47: Servicing A Kohler Engine

    Servicing a Kohler ® Engine This section is only for machines with Kohler engines. If your engine looks like the one shown in Figure you have a Kohler engine. Important: Refer to your engine owner’s manual for additional maintenance procedures. g012996 Figure 58 1.
  • Page 48: The Engine Oil

    Note: Ensure that the primary filter is fully seated by pushing on the outer rim while installing it. Important: Do not press on the soft, inside area of the filter. Install the air-cleaner cover and secure the latches (Figure 59). Servicing the Engine Oil Service Interval: Before each use or daily—For Kohler Engines—check the...
  • Page 49: Figure 61

    Note: Note: Ensure that the engine is cool so that the This warms the oil so that it drains better. oil has had time to drain into the sump. Park the machine so that the drain side is slightly To keep dirt, grass clippings, etc., out of the lower than the opposite side to ensure that the engine, clean the area around the oil-fill cap and oil drains completely.
  • Page 50: Start The Engine And Drive To A Flat Area

    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 63). g008804 g194610 Figure 63 Start the engine and drive to a flat area. Check the oil level again.
  • Page 51 Removing the Spark Plug Installing the Spark Plug Park the machine on a level surface, disengage the blade-control switch (PTO), and engage the parking brake. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.
  • Page 52: Cleaning The Engine Screen

    Cleaning the Engine Screen Fuel System Maintenance Service Interval: Before each use or daily—Clean the engine screen, engine-oil cooler, and the area around the engine. DANGER Before each use or daily—Clean around the In certain conditions, fuel is extremely engine-exhaust system. flammable and highly explosive.
  • Page 53: Servicing The Fuel Tank

    Electrical System Maintenance Electrical System Safety • Disconnect the cable from the negative terminal of the battery before repairing the machine. • Charge the battery in an open, well-ventilated area, away from sparks and flames. Unplug the charger before connecting or disconnecting the battery.
  • Page 54 g036853 g000960 Figure 70 1. Positive (+) battery post 3. Red (+) charger lead 2. Negative (–) battery post 4. Black (–) charger lead g036855 Figure 69 Charging the Battery WARNING Charging the battery produces gasses that can explode. Never smoke near the battery and keep sparks and flames away from the battery.
  • Page 55: Servicing The Fuses

    Installing the Battery Servicing the Fuses Position the battery in the tray with the terminal The electrical system is protected by fuses. It requires posts opposite from the hydraulic tank (Figure no maintenance; however, if a fuse blows check the 69).
  • Page 56: Drive System Maintenance

    Drive System Maintenance Checking the Seat Belt Service Interval: Before each use or daily Inspect the seat belt for wear, cuts, and proper operation of the retractor and buckle. Replace the seat belt if it is damaged. Adjusting the Tracking Disengage the blade-control switch (PTO).
  • Page 57: Checking The Tire Pressure

    Checking the Tire Pressure Brake Maintenance For Machines with Pneumatic Adjusting the Parking Tires Only Brake Service Interval: Every 50 hours/Monthly (whichever comes first) For machines with If you need to adjust the parking brake, contact an pneumatic tires only. Authorized Service Dealer.
  • Page 58: 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 59: Replacing The Hydraulic Pump-Drive Belt

    g027730 Figure 77 Replacing the Hydraulic g334847 Figure 78 Pump-Drive Belt 1. Idler pulley 6. Right hydraulic-pump pulley Park the machine on a level surface, disengage 2. Square hole in the idler 7. Mower belt the blade-control switch (PTO), and engage the arm for the ratchet parking brake.
  • Page 60: Controls System Maintenance

    Adjusting the Tilt Controls System Park the machine on a level surface, disengage Maintenance the blade-control switch (PTO), and engage the parking brake. Adjusting the Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the Control-Handle Position operating position.
  • Page 61: Adjusting The Motion-Control Linkage

    Adjusting the Adjust the pump-control-rod lengths by rotating the nut in the appropriate direction until the Motion-Control Linkage wheels slightly creep in reverse (Figure 81 Figure 82). Located on either side of the machine, below the seat, are the pump-control linkages. Rotating the end nut with a 1/2-inch deep socket wrench allows fine tuning adjustments so that the machine does not move in neutral.
  • Page 62: Hydraulic System Maintenance

    Use cardboard or paper to find hydraulic leaks. • Safely relieve all pressure in the hydraulic system before performing any work on the hydraulic system. Hydraulic-Fluid Specifications Hydraulic Fluid Type: Toro ® HYPR-OIL ™ hydraulic fluid Important: Use the specified fluid. Other fluids could damage the hydraulic system.
  • Page 63: Checking The Hydraulic-Fluid Level

    Every 400 hours or yearly, whichever comes Check expansion reservoir and if necessary first—After the initial change—change the add Toro ® HYPR-OIL ™ 500 hydraulic fluid to the hydraulic-system filters and fluid when using...
  • Page 64 Place a drain pan below the filter to catch the fluid that drains when the filter and vent plugs are removed. Remove the hydraulic-fluid filter cover from the transaxle to drain the fluid (Figure 86). g336998 Figure 84 1. Access holes for the vent plugs •...
  • Page 65: Bleeding The Hydraulic System

    Important: Failure to perform the Bleeding Check the fluid level in the expansion reservoir the Hydraulic System procedure after a final time. Add the specified fluid as until it changing hydraulic filters and fluid can reaches the F line on the expansion result in irreparable damage to the transaxle reservoir.
  • Page 66: Mower Deck Maintenance

    Mower Deck Maintenance Blade Safety • Inspect the blades periodically for wear or damage. • Use care when checking the blades. Wrap the g006530 blades or wear gloves, and use caution when Figure 88 servicing the blades. Only replace or sharpen the 1.
  • Page 67 Checking for Bent Blades Note: The machine must be on a level surface for the following procedure. Raise the mower deck to the highest height-of-cut position. While wearing thickly padded gloves, or other adequate hand protection, slowly rotate the blade into a position that allows you to measure g014974 the distance between the cutting edge and the Figure 91...
  • Page 68 Removing the Blades Note: If the blade stays in a horizontal position, the blade is balanced and can be used. Replace the blades if they hit a solid object, or if the Note: If the blade is not balanced, file some blade is out of balance or bent.
  • Page 69: Adjusting The Side-To-Side Leveling And The Blade Slope

    Adjusting the Side-to-Side Leveling and the Blade Slope Check to ensure that the mower deck is level any time you install the mower or when you see an uneven cut on your lawn. Check the mower deck for bent blades prior to leveling, and remove and replace any bent blades;...
  • Page 70 Check the front-to-rear blade level (Figure 99). Ensure the front blade tip is lower than the rear blade tip as shown in the block height and rake table. If adjustment is needed, continue with this procedure. g037880 Figure 99 1. Blades front to rear 3.
  • Page 71: Removing The Mower Deck

    Removing the Mower Deck Block Height and Rake Table Deck Front Block Height Rake Before servicing or removing the mower deck, lock Size out the spring-loaded deck arms. All mower 73 mm (2-7/8 inches) 4.8 to 6.4 mm (3/16 to 1/4 Park the machine on a level surface, disengage decks inch)
  • Page 72: Replacing The Grass Deflector

    Replacing the Grass Cleaning Deflector Cleaning under the Mower WARNING Deck An uncovered discharge opening could allow the machine to throw objects toward you or Service Interval: After each use bystanders, resulting in serious injury. Also, Park the machine on a level surface, disengage contact with the blade could occur.
  • Page 73: Storage

    Storage Check the condition of the blades; refer to Servicing the Cutting Blades (page 66). Prepare the machine for storage when non-use Storage Safety occurs over 30 days. Prepare the machine for storage as follows: • Shut off the engine, remove the key, and wait for all moving parts to stop before you leave the Add a petroleum-based operator’s position.
  • Page 74: Troubleshooting

    Troubleshooting Problem Possible Cause Corrective Action The engine overheats. 1. The engine load is excessive. 1. Reduce the ground speed. 2. The oil level in the crankcase is low. 2. Add oil to the crankcase. 3. The cooling fins and air passages 3.
  • Page 75 Problem Possible Cause Corrective Action The engine does not start, starts hard, or 1. The fuel tank is empty. 1. Fill the fuel tank. fails to keep running. 2. The fuel-shutoff valve is closed. 2. Open the fuel-shutoff valve. 3. The oil level in the crankcase is low. 3.
  • Page 76 Problem Possible Cause Corrective Action The cutting height is uneven. 1. The blade(s) is not sharp. 1. Sharpen the blade(s). 2. A cutting blade(s) is/are bent. 2. Install a new cutting blade(s). 3. The mower is not level. 3. Level the mower from side-to-side and front-to-rear.
  • Page 77: Schematics

    Schematics g338323 Kawasaki Engines Electrical Schematic—Page 1 (Rev. A)
  • Page 78 g338324 Kawasaki Engines Electrical Schematic—Page 2 (Rev. A)
  • Page 79 g341124 Kohler Engines Electrical Schematic (Rev. A)
  • Page 80 While the exposure from Toro products may be negligible or well within the “no significant risk” range, out of an abundance of caution, Toro has elected to provide the Prop 65 warnings. Moreover, if Toro does not provide these...

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