Toro 74901 Operator's Manual
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Toro 74901 Operator's Manual

Toro 74901 Operator's Manual

With 48in or 60in turbo force side discharge mower
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Original Instructions (EN)
Z Master
®
Series Riding Mower
with 48in or 60in TURBO FORCE
Discharge Mower
Model No. 74901—Serial No. 314000001 and Up
Model No. 74915—Serial No. 314000001 and Up
Form No. 3380-785 Rev A
Professional 5000
®
Side
g019887
*3380-785* A

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  • Page 1 Z Master ® Professional 5000 Series Riding Mower with 48in or 60in TURBO FORCE ® Side Discharge Mower Model No. 74901—Serial No. 314000001 and Up Model No. 74915—Serial No. 314000001 and Up g019887 *3380-785* A Register at www.Toro.com. Original Instructions (EN)

  • Page 2: Figure 1

    State of product properly and safely. California to cause cancer, birth defects, You may contact Toro directly at www.Toro.com for product or other reproductive harm. and accessory information, help finding a dealer, or to register your product.

  • Page 3: Table Of Contents

    Figure 2 Safety ................4 Safe Operating Practices........... 4 1. Safety alert symbol Toro Mower Safety ..........6 Slope Indicator ............8 This manual uses 2 words to highlight information. Safety and Instructional Decals ......... 9 Important calls attention to special mechanical information Product Overview ............14...

  • Page 4: Safety

    Operator’s Brake Maintenance ............49 Manual. Modifications to this machine should only be Adjusting the Parking Brake ........49 made by either the manufacturer or an Authorized Toro Belt Maintenance ............50 Dealer. Inspecting the Belts ..........50 This product is capable of amputating hands and feet.
  • Page 5 Preparation • Keep your hands and feet away from the cutting unit. • • Evaluate the terrain to determine what accessories and Look behind and down before backing up to ensure a attachments are needed to properly and safely perform clear path.

  • Page 6: Toro Mower Safety

    Use extra care with grass catchers or other attachments. Toro Mower Safety Note: These can change the stability of the machine. • The following list contains safety information specific to Toro Keep all movement on slopes slow and gradual. products and other safety information you must know. •...
  • Page 7 To best protect your investment and maintain optimal performance of your Toro equipment, count on Toro genuine parts. When it comes to reliability, Toro delivers replacement parts designed to the exact engineering specifications of our equipment. For peace of mind, insist on Toro genuine parts.

  • Page 8: 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 9: 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. 68-8340 1-403005 98-5954 103-2076 54-9220 58-6520 1. Grease 105-7798 66-1340...
  • Page 10 110-2067 110-2068 1. Read the Operator's Manual. 107-2102 114-4466 1. Main, 25A 3. Charge, 25A 2. PTO, 10A 4. Auxiliary, 15A 109-7232 1. Fast 3. Neutral 2. Slow 4. Reverse...
  • Page 11 116-0205 115-7445 1. Grease pulleys and spindles Manufacturer's Mark 2. Maintenance interval—50 hours 1. Indicates the blade is identified as a part from the original machine manufacturer. 116-0090 116-0752 1. Locked 2. Unlocked 116-0157 1. Only use recommended hydro oil 116-1654...
  • Page 12 116-1716 116-5944 1. Fuel 6. Hour meter 2. Empty 7. PTO 3. Half 8. Parking brake 4. Full 9. Neutral 5. Battery 10. Operator presence switch 116-2643 120-5897 1. Choke 4. Slow 2. Fast 5. Power take-off (PTO), Blade control switch 3.
  • Page 13 Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 2. No fire, open flame, or 7. Wear eye protection; smoking. explosive gases can cause blindness and other injuries 3.

  • Page 14: Hour Meter

    Hour Meter Product Overview The hour meter records the number of hours the engine has operated. It operates when the engine is running. Use these times for scheduling regular maintenance (Figure 6). Fuel Gauge The fuel gauge is located with the hour meter, and the bars light up when the ignition switch is in the On position (Figure The indicator light appears when the fuel level is low (approximately one gallon remaining in the fuel tank).

  • Page 15: Specifications

    508 kg (1120 lbs) available for use with the machine to enhance and expand 74915 569 kg (1255 lbs) 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 16: Operation

    Operation DANGER In certain conditions during fueling, static Note: Determine the left and right sides of the machine electricity can be released causing a spark which from the normal operating position. can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and others and can Adding Fuel damage property.

  • Page 17: Checking The Engine-Oil Level

    Using the Rollover Protection of varnish deposits in the fuel system, use fuel stabilizer at all times. System (ROPS) Filling the Fuel Tank WARNING Note: Do not fill the fuel tank completely full. Fill the fuel To avoid injury or death from rollover: keep the roll tank to the bottom of the filler neck.

  • Page 18: Think Safety First

    DANGER Operating on wet grass or steep slopes can cause sliding and loss of control. Wheels dropping over edges can cause rollovers, which may result in serious injury, death or drowning. There is no rollover protection when the roll bar is down.

  • Page 19: Operating The Parking Brake

    Operating the Mower The use of protective equipment for eyes, ears, feet, and head is recommended. Blade-control Switch (PTO) The blade-control switch (PTO) starts and stops the mower blades and any powered attachments. Engaging the Blade-control Switch G009027 (PTO) Figure 10 Note: Engaging the blade-control switch (PTO) with the 1.

  • Page 20: Operating The Throttle

    Operating the Throttle Operating the Ignition Switch 1. Turn the ignition key to the Start position (Figure 17). The throttle control can be moved between Fast and Slow positions (Figure 15). Note: When the engines starts, release the key. Always use the Fast position when turning on the mower Important: Do not engage starter for more than 5 deck with the blade-control switch (PTO).

  • Page 21: Starting And Stopping The Engine

    Starting and Stopping the Engine Starting the Engine 1. Raise the ROPS up and lock into place, sit on the seat, and fasten the seat belt. 2. Move the motion controls to neutral-locked position. G008947 3. Set the parking brake; refer to Setting the Parking Figure 20 Brake (page 19).

  • Page 22: Using The Safety-Interlock System

    Testing the Safety-interlock System Important: Make sure that the fuel shut-off valve is closed before transporting or storing the machine, as Service Interval: Before each use or daily fuel leakage may occur. Set the parking brake before transporting. Make sure to remove the key as the fuel Test the safety-interlock system before you use the machine pump may run and cause the battery to lose charge.
  • Page 23 Using the Motion-control Levers G008952 Figure 24 Driving Backward Figure 23 1. Motion-control 4. Backward 1. Move the levers to the center, unlocked position. lever—neutral-lock 2. To go backward, slowly pull the motion-control levers position rearward (Figure 25). 2. Center, unlocked position 5.

  • Page 24: Stopping The Machine

    Stopping the Machine To stop the machine, move the traction-control levers to neutral, and then move them to the locked position, disengage the power take off (blade-control switch (PTO), and turn the ignition key to the Off position. Set the parking brake when you leave the machine; refer to Setting the Parking Brake (page 19).

  • Page 25: Adjusting The Anti-Scalp Rollers

    Adjusting the Height-of-Cut Pin 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. 1. Move the transport lock to the lock position. 2.

  • Page 26: Adjusting The Flow Baffle Cam Locks

    Note: If the engine power draws down and the mower • Allows increased ground speed in heavy conditions ground speed is the same, open up the baffle. • This position is similar to the benefits of the Toro SFS mower...

  • Page 27: Positioning The Seat

    Changing the Seat Suspension The seat adjusts to provide a smooth and comfortable ride. Position the seat where you are most comfortable. To adjust, turn the knob in front either direction to provide the best comfort (Figure 37). Figure 34 g019768 Figure 37 Positioning the Seat...

  • Page 28: Using The Side Discharge

    Using the Side Discharge 2. Rotate the release-valve levers vertically to push the machine (Figure 38). The mower has a hinged grass deflector that disperses Note: This allows hydraulic oil to bypass the pump clippings to the side and down toward the turf. enabling the wheels to turn.

  • Page 29: Transporting Machines

    Transporting Machines Loading Machines Use a heavy-duty trailer or truck to transport the machine. Use extreme caution when loading units on trailers or trucks. Ensure that the trailer or truck has all the necessary brakes, One full-width ramp that is wide enough to extend beyond lighting, and marking as required by law.
  • Page 30 Figure 40 1. Trailer 3. Not greater than 15 degrees 2. Full-width ramp 4. Full-width ramp—side view...

  • Page 31: Operating Tips

    This also helps disperse clippings which enhances blades as necessary. If a blade is damaged or worn, replace it decomposition and fertilization. immediately with a genuine TORO replacement blade. Mowing at Correct Intervals Normally, mow every four days. But remember, grass grows at different rates at different times.

  • Page 32: Maintenance

    • Adjust the caster-pivot bearing. Every 500 hours • Check the parking-brake adjustment. • Change the hydraulic filters and hydraulic oil when using Toro® HYPR-OIL™ 500 hydraulic oil (more often in dirty or dusty conditions). • Replace the inner air filter.

  • Page 33: Lubrication

    CAUTION 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. Lubrication Greasing the Mower Service Interval: Every 50 hours—Grease the mower-deck Greasing and Lubrication spindles and the idler arm.

  • Page 34: Lubricating The Caster-Wheel Hubs

    Lubricating the Caster-wheel Hubs Service Interval: Yearly 1. Stop the engine, wait for all moving parts to stop, remove the key, and engage the parking brake. Figure 43 Figure 45 6. Remove the dust cap and adjust the caster pivots. 1.

  • Page 35: Engine Maintenance

    Engine Maintenance 14. Apply a thread-locking adhesive to the second spacer nut, and thread it onto the axle with the wrench flats facing outward. WARNING 15. Torque the nut to 8 to 9 N-m (75 to 80 in-lb), loosen, then torque to 2 to 3 N-m (20 to 25 in-lb). Contact with hot surfaces may cause personal injury.
  • Page 36 Servicing the Safety Filter 8. Gently slide the primary filter out of the air-cleaner body (Figure 47). Replace the safety filter, never clean it. Note: Avoid knocking the filter into the side of the Important: Do not attempt to clean the safety filter. body.

  • Page 37: Servicing The Engine Oil

    Servicing the Engine Oil Oil Type: Detergent oil (API service SG, SH, SJ, or higher) Oil Capacity for 74901 engine: with a filter change, 1.65 L (56 oz); with no filter change, 1.5 L (51 oz) Oil Capacity for 74915 engine: with a filter change, 1.75 L G008804 (59 oz);...

  • Page 38: Changing The Engine Oil

    Changing the Engine Oil 5. Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the additional oil to Service Interval: After the first 8 hours bring it to the Full mark (Figure 51). Every 100 hours (more often in dirty or dusty conditions).

  • Page 39: Servicing The Spark Plug

    Changing the Engine-oil Filter Servicing the Spark Plug Service Interval: Every 200 hours Service Interval: Every 100 hours Note: Change the engine-oil filter more frequently when Make sure the air gap between the center and side electrodes operating conditions are extremely dusty or sandy. is correct before installing the spark plug.

  • Page 40: Checking The Spark Arrester (If Equipped)

    Installing the Spark Plug 4. Remove the spark plug. Tighten the spark plug(s) to 24.4 to 29.8 N-m (18 to 22 ft-lb). G008803 Figure 54 G015200 Figure 56 5. Install the left hand hydraulic-unit shroud (Figure 53). Checking the Spark Plug Checking the Spark Arrester Important: Do not clean the spark plug(s).

  • Page 41: Fuel System Maintenance

    Servicing the Fuel Tank Fuel System Maintenance Do not attempt to drain the fuel tank. Ensure that an Authorized Service Dealer drains the fuel tank and services any components of the fuel system. Replacing the Fuel Filter Service Interval: Every 500 hours/Yearly (whichever comes first) (more often in dirty or dusty conditions).

  • Page 42: Electrical System Maintenance

    Electrical System 1. Disengage the blade-control switch (PTO), move the motion-control levers to the neutral-locked position, Maintenance and set the parking brake. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Servicing the Battery 3.

  • Page 43: Installing The Battery

    Installing the Battery 1. Position the battery in the tray with the terminal posts opposite from the hydraulic tank (Figure 58). 2. Install the positive (red) battery cable to positive (+) battery terminal. 3. Install the negative (black) battery cable and ground wire to the negative (-) battery terminal.

  • Page 44: Servicing The Fuses

    Servicing the Fuses Drive System Maintenance The electrical system is protected by fuses. It requires no maintenance, however, if a fuse blows check the component/circuit for a malfunction or short. Checking the Seat Belt 1. The fuses are located on right hand console next to the seat (Figure 60).

  • Page 45: Adjusting The Tracking

    Figure 62 Checking the Wheel Lug Nuts Check and torque the wheel lug nuts to 122 to 129 N-m (90 to 95 ft-lb). Checking the Wheel Hub Slotted Nut Service Interval: After the first 100 hours Every 500 hours Check and ensure that the torque of the slotted nut is 286 to 352 N-m (211 to 260 ft-lb).

  • Page 46: Adjusting The Caster-Pivot Bearing

    Adjusting the Caster-pivot Bearing Service Interval: Every 500 hours/Yearly (whichever comes first) 1. Disengage the blade-control switch (PTO), move the motion-control levers to the neutral-locked position, and set the parking brake. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.
  • Page 47 match after the shim is removed to ensure proper brake torque. Figure 69 1. Feeler gauge Figure 67 1. Brake-mounting bolt B. Using needle-nose pliers, or by hand, hold the tab and remove the shim. Note: Do not discard the shim until proper clutch function has been confirmed.

  • Page 48: 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 71). G008804 Figure 72 1. Engine guard 4. Fan housing 2.

  • Page 49: Checking And Cleaning The Hydraulic-Unit Shrouds

    Checking and Cleaning the Brake Maintenance Hydraulic-unit Shrouds Adjusting the Parking Brake Service Interval: Before each use or daily 1. Disengage the PTO and set the parking brake. Service Interval: After the first 100 hours—Check the parking-brake adjustment. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.

  • Page 50: Belt Maintenance

    Belt Maintenance Inspecting the Belts Service Interval: Every 50 hours Check the belts for squealing when the belt is rotating, blades slipping when cutting grass, frayed belt edges, burn marks, and cracks are signs of a worn mower belt. Replace the mower belt if any of these conditions are evident.
  • Page 51 Figure 77 1. Position the belt cover 3. Ensure that the tab is under the metal catch 2. Slide the belt cover under the side catches Figure 76 1. Clutch pulley 5. Square hole in the idler arm for the ratchet 2.

  • Page 52: Replacing The Hydraulic Pump-Drive Belt

    Replacing the Hydraulic Controls System Pump-drive Belt Maintenance 1. Disengage the PTO and set the parking brake. 2. Stop the engine, remove the key, and wait for all moving Adjusting the Control-handle parts to stop before leaving the operating position. Position 3.

  • Page 53: Adjusting The Motion-Control Linkage

    5. Temporarily install a jumper wire across the terminals in the connector of the main wiring harness. 6. Start the engine and run it at full throttle and release the brake. Note: The brake must be engaged and the motion-control levers must be out to start the engine.

  • Page 54: Adjusting The Motion-Control Damper

    Adjusting the Motion Control 14. Check that the machine does not creep in neutral with the park brakes disengaged. Neutral-lock Pivot Adjusting the Motion-control The flanged nut can be adjusted to obtain a more desired motion-control lever resistance when moving it to the Damper neutral-lock position.

  • Page 55: Hydraulic System Maintenance

    Hydraulic System Maintenance Servicing the Hydraulic System Hydraulic Oil Type: Toro ® HYPR-OIL ™ 500 hydraulic oil or Mobil ® 1 15W-50. Important: Use the specified oil. Other fluids could cause system damage. Each Hydraulic System Oil Capacity: 1.5 L (52 oz) per...
  • Page 56 Every 500 hours—Change the hydraulic filters and ® ™ hydraulic oil when using Toro HYPR-OIL hydraulic oil (more often in dirty or dusty conditions). To replace the hydraulic oil, the filters need to be removed. Replace both at the same time; refer to Servicing the Hydraulic System (page 55) for the oil specifications.

  • Page 57: Mower Deck Maintenance

    Mower Deck Maintenance Leveling the Mower Deck Setting up the Machine Note: Ensure that the mower deck is leveled before matching the height-of-cut (HOC). 1. Position the mower on a flat surface. 2. Disengage the blade-control switch (PTO), move the motion-control levers to the neutral-locked position, and set the parking brake.
  • Page 58 10. If needed, loosen the whizlock nut on the side of the 13. If the deck is too low, tighten the single point yoke and the jam nut on top (Figure 89). adjustment bolt by rotating it clockwise. If the deck is too high, loosen the single point adjustment bolt by 11.

  • Page 59: Servicing The Cutting Blades

    Servicing the Cutting Blades Checking for Bent Blades 1. Disengage the PTO, move the motion-control levers to To ensure a superior quality of cut, keep the blades sharp. the neutral-locked position, and set the parking brake. For convenient sharpening and replacement, you may want to keep extra blades on hand.

  • Page 60: Removing The Blades

    To ensure optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may result in nonconformance with safety standards.

  • Page 61: Removing The Mower Deck

    Removing the Mower Deck Before servicing or removing the mower deck, the spring-loaded deck arms must be locked out. WARNING Deck-lift-arm assemblies have stored energy. Removing the deck without releasing the stored energy can cause serious injury or death. Do not attempt to disassemble the deck from the front frame without locking out the stored energy.

  • Page 62: Replacing The Grass Deflector

    Cleaning 9. Slide the deck out to the right side of the machine. Replacing the Grass Deflector Cleaning under the Mower WARNING Service Interval: Before each use or daily 1. Disengage the blade-control switch (PTO), move the An uncovered discharge opening could allow the motion-control levers to the neutral-locked position, lawn mower to throw objects in the operator's or and set the parking brake.

  • Page 63: Storage

    Storage B. Run the engine to distribute conditioned fuel through the fuel system (5 minutes). C. Stop the engine, allow it to cool, and drain the fuel Cleaning and Storing the tank; refer to Servicing the Fuel Tank (page 41). Machine D.

  • Page 64: Troubleshooting

    Troubleshooting Problem Possible Cause Corrective Action The starter does not crank. 1. The blade-control switch (PTO) is 1. Move the blade-control switch (PTO) to engaged. the disengaged position. 2. The parking brake is not on. 2. Set the parking brake. 3.
  • Page 65 Problem Possible Cause Corrective Action The machine does not drive. 1. The bypass valves are not closed tight. 1. Tighten the bypass valves. 2. The pump belt is worn, loose, or 2. Change the belt. broken. 3. The pump belt is off a pulley. 3.

  • Page 66: Schematics

    Schematics G020788 Wire Diagram (Rev. A)
  • Page 67 Notes:...
  • Page 68 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.

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Z master professional 5000 series74915

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