Toro 74958 Operator's Manual
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Toro 74958 Operator's Manual

Toro 74958 Operator's Manual

With 60in side discharge mower
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Original Instructions (EN)
All manuals and user guides at all-guides.com
Z Master
®
Series Riding Mower
with 60in TURBO FORCE
Mower
Model No. 74958—Serial No. 316000001 and Up
Form No. 3400-708 Rev B
Commercial 3000
®
Side Discharge
*3400-708* B

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  • Page 1 All manuals and user guides at all-guides.com Form No. 3400-708 Rev B Z Master ® Commercial 3000 Series Riding Mower with 60in TURBO FORCE ® Side Discharge Mower Model No. 74958—Serial No. 316000001 and Up *3400-708* B Register at www.Toro.com. Original Instructions (EN)

  • Page 2: Figure 1

    Whenever you need service, genuine Toro parts, or violate EPA and CARB regulations. additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model Replace all parts including, but not limited and serial numbers of your product ready.

  • Page 3: Table Of Contents

    Safety ............... 4 (ROPS) Knobs ..........49 Safe Operating Practices........4 Adjusting the Tracking ........50 Toro Mower Safety..........6 Checking the Tire Pressure....... 50 Slope Indicator ........... 7 Checking the Wheel Lug Nuts......50 Safety and Instructional Decals ......8 Checking the Wheel-Hub Slotted Nut....

  • Page 4: Safety

    Do not operate unless they are Manual. Modifications to this machine should only functioning properly. be made by either the manufacturer or an Authorized Toro Dealer. Operation This product is capable of amputating hands and feet. • Lightning can cause severe injury or death. If...
  • Page 5 All manuals and user guides at all-guides.com Maintenance and Storage Make the necessary repairs before resuming operations. • Disengage drives, set the parking brake, stop • Keep your hands and feet away from the cutting the engine, and remove the key or disconnect unit.

  • Page 6: Toro Mower Safety

    Do not store the machine or a fuel container inside The following list contains safety information specific where there is an open flame, such as near a to Toro products and other safety information that you water heater or furnace. must know.

  • Page 7: Slope Indicator

    All manuals and user guides at all-guides.com 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.

  • Page 8: Safety And Instructional Decals

    All manuals and user guides at all-guides.com 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. decal58-6520 58-6520 decal106-2655 1.
  • Page 9 All manuals and user guides at all-guides.com decal110-2068 110-2068 1. Read the Operator's Manual. decal112-9028 112-9028 1. Warning—stay away from moving parts; keep all guards in place. decal107-3069 107-3069 1. Warning—there is no rollover protection when the roll bar is down.
  • Page 10 All manuals and user guides at all-guides.com decal116-1716 116-1716 1. Fuel 6. Hour meter 2. Empty 7. PTO 3. Half 8. Parking brake 4. Full 9. Neutral 5. Battery 10. Operator-presence switch decal117-0346 117-0346 1. Fuel leak hazard—read the Operator's Manual; do not attempt to remove the roll bar;...
  • Page 11 All manuals and user guides at all-guides.com decaloemmarkt Manufacturer's Mark 1. Indicates the blade is identified as a part from the original machine manufacturer. decal117-3864 117-3864 1. Read the Operator’s 2. Fill to bottom of filler neck; Manual. warning—do not overfill the tank.
  • Page 12 All manuals and user guides at all-guides.com decal127-0326 127-0326 1. Read the Operator's 3. Remove the key from Manual. the ignition and read the Operator's Manual before performing maintenance or servicing the machine. 2. Height-of-cut decal125-9383 125-9383 1. Check hydraulic oil every 50 operating hours. 3.
  • Page 13 All manuals and user guides at all-guides.com 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.

  • Page 14: Product Overview

    All manuals and user guides at all-guides.com 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 g027333 g008950 Figure 4 Figure 6 1.

  • Page 15: Specifications

    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 Distributor or go to www.Toro.com for a list of all approved attachments and accessories.

  • Page 16: Operation

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

  • Page 17: Checking The Engine-Oil Level

    All manuals and user guides at all-guides.com Using the Add the correct amount of gasoline stabilizer/conditioner to the gasoline. Rollover-Protection System Note: A fuel stabilizer/conditioner is most effective (ROPS) when mixed with fresh gasoline. To minimize the chance of varnish deposits in the fuel system, use fuel stabilizer at all times.

  • Page 18: Think Safety First

    All manuals and user guides at all-guides.com DANGER Operating the machine on wet grass or steep slopes can cause sliding and loss of control. • Do not operate on slopes greater than 15 degrees. • Reduce speed and use extreme caution on slopes.

  • Page 19: Operating The Parking Brake

    All manuals and user guides at all-guides.com Releasing the Parking Brake 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.

  • Page 20: Operating The Throttle

    All manuals and user guides at all-guides.com Operating the Throttle Using the Fuel-Shutoff Valve You can move the throttle control between F positions (Figure 14). The fuel-shutoff valve is located under the seat. Move Always use the F position when turning on the the seat forward to access it.

  • Page 21: Starting And Stopping The Engine

    All manuals and user guides at all-guides.com Starting and Stopping the Turn the ignition key to the S position TART (Figure 18). Engine Note: When the engines starts, release the key. Important: Do not engage starter for more Starting the Engine than 5 seconds at a time.

  • Page 22: Using The Safety-Interlock System

    All manuals and user guides at all-guides.com Stopping the Engine Using the Safety-Interlock System CAUTION Children or bystanders may be injured if they CAUTION move or attempt to operate the machine while it is unattended. If the safety-interlock switches are disconnected or damaged, the machine could Always remove the ignition key and set the operate unexpectedly, causing personal...

  • Page 23: Driving Forward Or Backward

    All manuals and user guides at all-guides.com Driving Forward or Testing the Safety-Interlock System Backward Service Interval: Before each use or daily The throttle control regulates the engine speed as measured in rpm (revolutions per minute). Place Test the safety-interlock system before you use the the throttle control in the F position for best machine each time.
  • Page 24 All manuals and user guides at all-guides.com Driving Forward Driving Backward Move the levers to the center, unlocked position. Note: The engine shuts off if you move the traction-control levers with the parking brake engaged. To go backward, slowly pull the motion-control levers rearward (Figure 23).

  • Page 25: Stopping The Machine

    All manuals and user guides at all-guides.com Stopping the Machine To stop the machine, move the motion-control levers to neutral and then to the N position, EUTRAL LOCK disengage the blade-control switch (PTO), and turn the ignition key to the O position.
  • Page 26 All manuals and user guides at all-guides.com Adjusting the Height-of-Cut Pin Mower deck size Increments Height-of-cut range 48-inch deck 38 to 127 mm 6 mm (1/4 inch) (1-1/2 to 5 inches) 52-inch and 38 to 140 mm 6 mm (1/4 inch) 60-inch decks (1-1/2 to 5-1/2 inches)

  • Page 27: Adjusting The Anti-Scalp Rollers

    All manuals and user guides at all-guides.com Adjusting the Anti-Scalp Rollers Whenever you change the height-of-cut, adjust the height of the anti-scalp rollers. Disengage the blade-control switch (PTO), move the motion-control levers to the N EUTRAL LOCK 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 28: Adjusting The Flow-Baffle-Cam Locks

    All manuals and user guides at all-guides.com Adjusting the Flow-Baffle-Cam Locks This procedure is applicable only to machines with flow-baffle locks. Certain models have nuts and bolts in place of the flow-baffle locks and can be adjusted the same. You can adjust the mower-discharge flow for different types of mowing conditions.

  • Page 29: Positioning The Flow Baffle

    Tall, dense grass mowing conditions. • Wet conditions. g005832 Figure 29 • Lowering the engine power consumption. • Increased ground speed in heavy conditions. g005834 Figure 31 Note: This position is similar to the benefits of the Toro SFS mower.

  • Page 30: Positioning The Seat

    All manuals and user guides at all-guides.com Using the Drive-Wheel Positioning the Seat Release Valves The seat can move forward and backward. Position the seat where you have the best control of the machine and are most comfortable. WARNING To adjust the seat, move the lever sideways to unlock Hands may become entangled in the rotating seat (Figure...

  • Page 31: Using The Side Discharge

    All manuals and user guides at all-guides.com Transporting the Machine Use a heavy-duty trailer or truck to transport the machine. Ensure that the trailer or truck has all necessary brakes, lighting, and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you, your family, pets, or bystanders avoid injury.

  • Page 32: Loading The Machine

    All manuals and user guides at all-guides.com Loading the Machine WARNING Loading a machine onto a trailer or truck Use extreme caution when loading or the unloading increases the possibility of a tip-over and machine onto a trailer or a truck. Use a full-width ramp could cause serious injury or death.
  • Page 33 All manuals and user guides at all-guides.com g027996 Figure 36 1. Full-width ramp in stowed 4. The ramp is at least 4 position times as long as the height of the trailer or truck bed to the ground. 2. Side view of full-width 5.

  • Page 34: Operating Tips

    Alternate the mowing direction to keep the grass as necessary. If a blade is damaged or worn, replace standing straight. This also helps disperse clippings, it immediately with a genuine Toro replacement blade. which enhances decomposition and fertilization. Mowing at Correct Intervals Normally, mow every 4 days.

  • Page 35: Maintenance

    • Adjust the caster-pivot bearing. • Check the parking-brake adjustment. Every 500 hours • 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 36: Lubrication

    All manuals and user guides at all-guides.com Important: Refer to your engine owner’s manual for additional maintenance procedures. 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.

  • Page 37: Greasing The Mower

    All manuals and user guides at all-guides.com Greasing the Mower Grease the drive-belt idler arm (Figure 39). Service Interval: Every 50 hours—Grease the mower-deck spindles and idler arm. Yearly—Grease the pump-belt idler arm. Yearly—Grease the front caster pivots (more often in dirty or dusty conditions). Yearly—Repack the front caster-wheel bearings (more often in dirty or dusty conditions).

  • Page 38: Lubricating The Caster-Wheel Hubs

    All manuals and user guides at all-guides.com Lubricating the Insert the second bearing and new seal into the wheel. Caster-Wheel Hubs Apply a thread-locking compound to the second spacer nut and thread it onto the axle with the Service Interval: Yearly wrench flats facing outward.

  • Page 39: Engine Maintenance

    All manuals and user guides at all-guides.com Engine Maintenance Gently slide the primary filter out of the air-cleaner body (Figure 44). Note: Avoid knocking the filter into the side of Servicing the Air Cleaner the body. Remove the inner filter only if you intend to Service Interval: Every 150 hours—Inspect the replace it.
  • Page 40 All manuals and user guides at all-guides.com Installing the Filters Important: To prevent engine damage, always operate the engine with both air filters and the cover installed. If you are installing new filters, check each filter for shipping damage. Note: Do not use a damaged filter.

  • Page 41: Servicing The Engine Oil

    All manuals and user guides at all-guides.com Servicing the Engine Oil Oil Type: Detergent oil (API service class SJ or higher) Oil Capacity: with a filter change, 1.7 L (58 oz); with no filter change, 1.4 L (48 oz) g008804 Viscosity: See the table below.
  • Page 42 All manuals and user guides at all-guides.com Changing the Engine Oil Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the Service Interval: After the first 8 hours additional oil to bring it to the Full mark (Figure Every 100 hours (more often in dirty or dusty 48).
  • Page 43 All manuals and user guides at all-guides.com 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 .

  • Page 44: Servicing The Spark Plug

    All manuals and user guides at all-guides.com Servicing the Spark Plug Service Interval: Every 200 hours—Check, clean and gap the spark plug. Make sure that the air gap between the center and side electrodes is correct before installing the spark plug.

  • Page 45: Checking The Spark Arrester

    All manuals and user guides at all-guides.com Checking the Spark Install the left hydraulic unit shroud (Figure 51). Arrester Checking the Spark Plug For a Model with a Spark Arrester Important: Replace the spark plug(s) when it has: a black coating, worn electrodes, an oily film, Service Interval: Every 50 hours cracks or reuse is questionable.

  • Page 46: Fuel System Maintenance

    All manuals and user guides at all-guides.com 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...

  • Page 47: Electrical System Maintenance

    All manuals and user guides at all-guides.com Electrical System Disconnect the negative battery cable (black) from the negative (-) battery terminal (Figure 56). Maintenance Slide the red terminal boot off the positive (+) battery terminal and remove the positive (red) battery cable (Figure 56).

  • Page 48: Servicing The Fuses

    All manuals and user guides at all-guides.com Charging the Battery Servicing the Fuses The electrical system is protected by fuses. It requires WARNING no maintenance, however, if a fuse blows check the Charging the battery produces gasses that component and circuit for a malfunction or short. can explode.

  • Page 49: Drive System Maintenance

    All manuals and user guides at all-guides.com 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. Checking the Rollover-Protection-System (ROPS) Knobs...

  • Page 50: Adjusting The Tracking

    All manuals and user guides at all-guides.com Adjusting the Tracking Checking the Tire Pressure Disengage the blade-control switch (PTO). Service Interval: Every 50 hours/Monthly (whichever comes first) Drive to an open, flat area and move the motion-control levers to the N EUTRAL LOCK Maintain the air pressure in the front and rear tires...

  • Page 51: Checking The Wheel-Hub Slotted Nut

    All manuals and user guides at all-guides.com Checking the Wheel-Hub Adjusting the Caster-Pivot Slotted Nut Bearing Service Interval: After the first 100 hours Service Interval: Every 500 hours/Yearly (whichever comes first) Every 500 hours Disengage the blade-control switch (PTO), move Check and ensure that the torque of the slotted nut is the motion-control levers to the N EUTRAL...

  • Page 52: Using The Clutch Shim

    All manuals and user guides at all-guides.com Using the Clutch Shim Verify that 12 V is present at the clutch connector when the you engage the blade-control switch (PTO). Some later model year units have been built with clutches that contain a brake shim. When the clutch Measure the gap between the rotor and brake has worn to the point where the clutch no longer armature.
  • Page 53 All manuals and user guides at all-guides.com Using a 0.010 inch thick-feeler gauge, verify Perform the following safety check: that a gap is present between the rotor and Sit on the seat and start the engine. armature face on both sides of the brake Make sure that the blades do not pole as shown in Figure 68...

  • Page 54: Cooling System Maintenance

    All manuals and user guides at all-guides.com Cooling System Cleaning the Engine Cooling Fins and Shrouds Maintenance Service Interval: Every 100 hours/Yearly (whichever comes first) Cleaning the Engine Screen Disengage the blade-control switch (PTO) and and Engine-Oil Cooler set the parking brake. Shut off the engine, remove the key, and wait Service Interval: Before each use or daily for all moving parts to stop before leaving the...

  • Page 55: Cleaning The Hydraulic Units

    All manuals and user guides at all-guides.com Brake Maintenance Cleaning the Hydraulic Units Adjusting the Parking Service Interval: Before each use or daily Brake Disengage the blade-control switch (PTO) and set the parking brake. Service Interval: After the first 100 hours Shut off the engine, remove the key, and wait Every 500 hours thereafter for all moving parts to stop before leaving the...

  • Page 56: Belt Maintenance

    All manuals and user guides at all-guides.com 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 All manuals and user guides at all-guides.com g027730 Figure 76 g017627 Figure 75 1. Clutch pulley 5. Square hole in the idler arm for the ratchet 2. Mower belt 6. Idler-grease fitting 3. Spring-loaded idler pulley 7. Belt guide 4. Ratchet Install the belt guide on the idler arm (Figure 75).

  • Page 58: Replacing The Hydraulic-Pump Drive Belt

    All manuals and user guides at all-guides.com Replacing the Controls System Hydraulic-Pump Drive Maintenance Belt Adjusting the Disengage the blade-control switch (PTO) and set the parking brake. Control-Handle Position Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the There are 2 height positions for the control operating position.

  • Page 59: Adjusting The Motion-Control Linkage

    All manuals and user guides at all-guides.com Note: The switch is a part of the seat assembly. Temporarily install a jumper wire across the terminals in the connector of the main wiring harness. g009195 Figure 79 If the ends of the levers hit against each other, refer to Adjusting the Motion-Control Neutral-Lock Pivot (page...

  • Page 60: Adjusting The Motion-Control Damper

    All manuals and user guides at all-guides.com Start the engine. Check that the machine does not creep in neutral when you disengage the parking brakes. Note: Engage the parking brake and move the motion-control levers out before starting Adjusting the the engine.

  • Page 61: Adjusting The Motion-Control Neutral-Lock Pivot

    You can adjust the flanged nut to obtain the desired motion-control lever resistance when you move them System to the N position. See Figure 82 EUTRAL LOCK adjustment options. Hydraulic Oil Type: Toro ® HYPR-OIL ™ 500 hydraulic Loosen the jam nut. oil or Mobil ® 1 15W-50.
  • Page 62 Mobil ® 1 oil (more often in dirty or dusty conditions). Every 500 hours—Change the hydraulic filters and hydraulic oil when using Toro ® HYPR-OIL ™ 500 hydraulic oil (more often in dirty or dusty conditions).

  • Page 63: Mower Deck Maintenance

    All manuals and user guides at all-guides.com 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...
  • Page 64 All manuals and user guides at all-guides.com g009196 Figure 87 1. 7.6 cm (3 inches) at 3. Measure here from the position A is correct. blade tip to the hard surface. 2. 8.3 cm (3-1/4 inches) at 4. Measure at position A and g027343 position B is correct.
  • Page 65 All manuals and user guides at all-guides.com Note: To adjust the single-point system, loosen the For most conditions, adjust the back 2 bolts at the bottom of the height-of-cut plate blade tip 4 mm (1/4 inch) higher than the front. (Figure 89).

  • Page 66: Servicing The Cutting Blades

    All manuals and user guides at all-guides.com Servicing the Cutting Checking for Bent Blades Blades Disengage the blade-control switch (PTO), move the motion-control levers to the N EUTRAL LOCK position, and set the parking brake. To ensure a superior quality of cut, keep the blades sharp.
  • Page 67 To ensure optimum performance and continued safety conformance of Note: Maintain the original angle. the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers Note: The blade retains balance if you remove may result in nonconformance with safety standards.

  • Page 68: Removing The Mower Deck

    All manuals and user guides at all-guides.com Removing the Mower Deck Note: Install the spring-disk cone toward the bolt head. Before servicing or removing the mower deck, lock Torque the blade bolt to 115 to 150 N∙m (85 to out the spring-loaded deck arms. 110 ft-lb).

  • Page 69: Replacing The Grass Deflector

    All manuals and user guides at all-guides.com Raise the deck struts and secure them in the up position. Slide the deck out to the right side of the machine. Replacing the Grass Deflector WARNING An uncovered discharge opening could allow the lawn mower to throw objects at you or bystanders, resulting in serious injury.

  • Page 70: Cleaning

    All manuals and user guides at all-guides.com Cleaning Place 1 J-hook end of the spring around the grass deflector (Figure 99). Important: The grass deflector must be able Cleaning under the Mower to rotate. Lift the deflector up to the full open position and ensure that it rotates into the Service Interval: Before each use or daily full down position.

  • Page 71: Storage

    All manuals and user guides at all-guides.com 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 46).

  • Page 72: Troubleshooting

    All manuals and user guides at all-guides.com Troubleshooting Problem Possible Cause Corrective Action The malfunction indicator light (MIL) 1. The engine is too hot. 1. Turn the engine off and let it cool. comes on. 2. There is old gas in the gas tank. 2.
  • Page 73 All manuals and user guides at all-guides.com Problem Possible Cause Corrective Action The engine loses power. 1. The engine load is excessive. 1. Reduce the ground speed. 2. The air cleaner is dirty. 2. Clean the air-cleaner element. 3. The oil level in the crankcase is low. 3.
  • Page 74 All manuals and user guides at all-guides.com Problem Possible Cause Corrective Action The clutch does not engage. 1. The fuse is blown. 1. Replace the fuse. Check the coil resistance, battery charge, charging system, and wiring connections, and replace components if necessary. 2.

  • Page 75: Schematics

    All manuals and user guides at all-guides.com Schematics g013119 Electrical Schematic (Rev. A)
  • Page 76 All manuals and user guides at all-guides.com Notes:...
  • Page 77 All manuals and user guides at all-guides.com Notes:...
  • Page 78 All manuals and user guides at all-guides.com Notes:...
  • Page 79 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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