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Toro 74657 Operator's Manual
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Original Instructions (EN)
TimeCutter
Riding Mower
Model No. 74657—Serial No. 316000001 and Up
Model No. 74661—Serial No. 316000001 and Up
Form No. 3400-729 Rev C
®
ZS 4200T or ZS 5000
*3400-729* C

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Summary of Contents for Toro 74657

  • Page 1 Form No. 3400-729 Rev C TimeCutter ® ZS 4200T or ZS 5000 Riding Mower Model No. 74657—Serial No. 316000001 and Up Model No. 74661—Serial No. 316000001 and Up *3400-729* C Register at www.Toro.com. Original Instructions (EN)
  • Page 2 Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service This product contains a chemical Dealer or Toro Customer Service and have the model or chemicals known to the State of and serial numbers of your product ready.
  • Page 3: Table Of Contents

    Mower Belt Maintenance........52 Safety ............... 4 Inspecting the Belts .......... 52 Safe Operating Practices........4 Replacing the Mower Belt ......... 52 Model 74657............6 Cleaning .............. 53 Model 74661............7 Washing the Underside of the Mower....53 Slope Indicator ........... 8 Storage ..............
  • Page 4: Safety

    Safety • Turn off the blades when not mowing. Shut off the engine, wait for all parts to come to a complete stop and remove the key before cleaning This machine has been designed in accordance with the machine, removing the grass catcher or EN ISO 5395:2013.
  • Page 5 • Always avoid sudden starting or stopping on a operator, and ballast. Use counterweights or slope. If the tires lose traction, stop the machine, wheel weights as described in the attachment, or disengage the blades and proceed slowly off down in towing the machine Operator’s Manual.
  • Page 6: Model 74657

    Never overfill the fuel tank. Replace the fuel cap as necessary. and tighten it securely. • Use only genuine Toro replacement parts to ensure that original standards are maintained. Model 74657 Sound Pressure This unit has a sound pressure level at the operator’s ear of 89 dBA, which includes an Uncertainty Value (K) of 1 dBA.
  • Page 7: Model 74661

    Hand/Arm Vibration Measured vibration level for left hand = 1.1 m/s Measured vibration level for right hand = 1.2 m/s Uncertainty Value (K) = 0.6 m/s Measured values were determined according to the procedures outlined in EN ISO 5395:2013. Whole-Body Vibration Measured vibration level = 0.36 m/s Uncertainty Value (K) = 0.18 m/s Measured values were determined according to the...
  • 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. decal93-7009 93-7009 1. Warning—don't operate the mower with the deflector up or removed;...
  • Page 10 decal112-9840 112-9840 For Models with 127 cm (50 inch) Decks 1. Read the Operator's 3. Remove the ignition key and read the instructions Manual. before servicing or performing maintenance. 2. Height of cut decal120-5469 120-5469 For Models with 107 cm (42 inch) Decks 1.
  • Page 11 decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery. 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 7. Wear eye protection; 2. No fire, open flame, or smoking explosive gases can cause blindness and other decal121-2989b 121-2989 injuries.
  • Page 12 decal121-0772 121-0772 For Models with 107 cm (42 inch) Decks 1. Fast 4. Choke 2. Continuous-variable setting 5. Power take-off (PTO), blade-control switch 3. Slow...
  • Page 13 decal121-0773 121-0773 For Models with 127 cm (50 inch) Decks 1. Fast 4. Choke 2. Continuous-variable setting 5. Power take-off (PTO), blade-control switch 3. Slow...
  • Page 14 decal132-0869 132-0869 1. Warning—read the 3. Cutting hazard of hand, 5. Ramp tipping 7. Tipping hazard on Operator's Manual. hazard—when loading slopes—do not use on mower blade; pinching hazard of hand, belt—keep onto a trailer, do not use slopes near open water; do hands and feet away from dual ramps;...
  • Page 15: Product Overview

    Product Overview g027829 Figure 4 5. Mower deck 9. Fuel-tank cap 13. Rear-drive wheel 1. Height-of-cut lever 2. Motion-control levers 6. Anti-scalp roller 10. Engine 14. Engine guard 3. Operator seat 7. Front caster wheel 11. Control panel 4. Smart Speed™ lever 8.
  • Page 16 Blade-Control Switch (Power Takeoff) The blade-control switch, represented by a power takeoff (PTO) symbol, engages and disengages power to the mower blades (Figure Motion-Control Levers and Park Position The motion-control levers are speed-sensitive controls of independent-wheel motors. Moving a lever forward or backward turns the wheel on the same side forward or in reverse;...
  • Page 17: Operation

    Operation from the operator), it is lowered toward the ground. Adjust the height of cut only while the machine is not moving. Note: Determine the left and right sides of the machine from the normal operating position. Adding 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 18: Checking The Engine-Oil Level

    Add the correct amount of gas stabilizer/conditioner DANGER to the gas. In certain conditions during fueling, static Note: A fuel stabilizer/conditioner is most effective electricity can be released causing a spark when mixed with fresh gasoline. To minimize the which can ignite the gasoline vapors. A fire chance of varnish deposits in the fuel system, use or explosion from gasoline can burn you and fuel stabilizer at all times.
  • Page 19: Think Safety First

    new, placing additional load on the engine. Allow CAUTION 40 to 50 hours of break-in time for new machines to This machine produces sound levels in develop full power and best performance. excess of 85 dBA at the operator’s ear and can cause hearing loss through extended Think Safety First periods of exposure.
  • Page 20: Testing The Safety-Interlock System

    Testing the Safety-Interlock Starting the Engine System Note: A warm or hot engine may not require choking (Figure 10). Test the safety-interlock system before you use the Important: Do not engage the starter for more machine each time. If the safety system does not than 10 seconds at a time.
  • Page 21: Operating The Blades

    Operating the Blades Shutting Off the Engine Disengage the blades by pushing the The blade-control switch engages and disengages blade-control switch to the O position (Figure power to the mower blades. This switch controls 11). power to any attachments that draw power from the engine, including the mower deck and cutting blades.
  • Page 22 Driving Forward Note: Always use caution when backing up and turning. Move the levers to the center, unlocked position. To go forward, slowly push the motion-control levers forward (Figure 14). g004532 Figure 13 g008952 1. P position 4. Backward Figure 14 2.
  • Page 23 Driving Backward Note: Always use caution when backing up and turning. Move the levers to the center, unlocked position. To go backward, look behind you and down, as you slowly pull the motion-control levers rearward (Figure 15). g027625 Figure 16 1.
  • Page 24: Shutting Off The Machine

    Shutting Off the Machine To change speeds, do the following: Move the motion-control levers to the N EUTRAL To shut off the machine, move the motion-control position and outward to the P position. levers to the N position and outward to the EUTRAL position, disengage the blade-control switch, Disengage the blade-control switch.
  • Page 25: Adjusting The Anti-Scalp Rollers

    Adjusting the Anti-Scalp Note: Adjust the anti-scalp rollers so the rollers do not touch the ground in normal, flat mowing areas. Rollers Disengage the blade-control switch (PTO), move the motion-control levers to the NEUTRAL LOCK For 107 cm (42-inch) Mower Decks position, and set the parking brake.
  • Page 26: Adjusting The Motion-Control Levers

    Adjusting the for all moving parts to stop before leaving the operating position. Motion-Control Levers Locate the bypass levers on the frame on both sides of the engine. Adjusting the Height Move the bypass levers forward through the keyhole and down to lock them in place (Figure You can adjust the motion-control levers higher or 22).
  • Page 27: Converting To Side Discharge

    Converting to Side Note: The cutoff baffle was shipped with the machine as a loose part. Discharge For Models with 107 cm (42-inch) Mower Decks The mower deck and mower blades shipped with this machine were designed for optimum mulching and side-discharge performance.
  • Page 28: Converting To Side Discharge

    key, and wait for all moving parts to stop before leaving the operating position. Remove the right mower blade; refer to Removing the Blades (page 47). Remove the 2 knobs and curved washers that secure the right baffle to the mower (Figure 26).
  • Page 29 Install the right mower blade; refer to Installing (cupped side facing the mower) as shown in the Blades (page 47). Figure 26 Figure Lift up the grass deflector and install 2 bolts Important: Ensure that the tab on the far (5/16 x 3/4 inch) into the 2 holes along the deck right side of the right baffle is outside of the cutout.
  • Page 30: Transporting The Machine

    Transporting the Machine Loading the Machine Use a heavy-duty trailer or truck to transport the Use extreme caution when loading or unloading machine. Ensure that the trailer or truck has all machines onto a trailer or a truck. Use a full-width necessary brakes, lighting, and marking as required ramp that is wider than the machine for this procedure.
  • Page 31 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. • Use only a full-width ramp; do not use individual ramps for each side of the machine.
  • Page 32: Operating Tips

    It is best to cut only about a third of the grass blade. genuine Toro replacement blade. Cutting more than that is not recommended unless grass is sparse, or it is late fall when grass grows more slowly.
  • Page 33: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Change the engine oil. After the first 5 hours • Check the safety-interlock system. • Check the engine-oil level. •...
  • Page 34: Pre-Maintenance Procedures

    Pre-Maintenance Lubrication Procedures Greasing the Bearings Raising the Seat Service Interval: Every 25 hours—Grease all lubrication points. Make sure that the motion-control levers are locked in Grease Type: No. 2 lithium grease the P position, and lift the seat forward. Park the machine on a level surface, and The following components can be accessed by raising disengage the blade-control switch.
  • Page 35: Engine Maintenance

    Engine Maintenance ooze out of the bearings (Figure 33 Figure 34). Servicing the Air Cleaner Note: Service the air cleaner more frequently (every few hours) if operating conditions are extremely dusty or sandy. Removing the Elements Park the machine on a level surface and disengage the blade-control switch (PTO).
  • Page 36: Servicing The Engine Oil

    Servicing the Engine Oil Oil Type: Detergent oil (API service SF, SG, SH, SJ, or SL) Crankcase Capacity: 2.4 L (2.5 US qt) Viscosity: See the table below. g027802 Figure 36 Servicing the Foam Element Service Interval: Every 25 hours/Monthly (whichever comes first)—Clean the foam element (more often in dusty, dirty conditions).
  • Page 37 Changing the Engine Oil and Oil Filter Service Interval: After the first 5 hours/After the first month (whichever comes first)—Change the engine oil. Every 100 hours/Yearly (whichever comes first)—Change the engine oil (more often in dusty, dirty conditions). Every 100 hours/Yearly (whichever comes first)—Change the oil filter (more often in dusty, dirty conditions).
  • Page 38 Drain the engine oil. g027799 g027477 Figure 40 Note: Ensure that the oil-filter gasket touches the engine and then turn the filter an extra 3/4 turn. 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 41).
  • Page 39: Servicing The Spark Plug

    Servicing the Spark Plug Service Interval: Every 100 hours/Yearly (whichever comes first)—Check the spark plug(s). Every 200 hours/Every 2 years (whichever comes first)—Replace the spark plug(s). Make sure that the air gap between the center and side electrodes is correct before installing the spark plug.
  • Page 40: Cleaning The Cooling System

    Install the air filter. g008794 Figure 43 Installing the Spark Plug Tighten the spark plug(s) to 25 to 30 N∙m (18.5 to 22.1 ft-lb). g010687 Figure 44 Cleaning the Cooling System Clean the air intake screen from grass and debris before each use.
  • Page 41: Fuel System Maintenance

    Fuel System Maintenance DANGER In certain conditions, gasoline is extremely flammable and highly explosive. A fire or g027939 explosion from gasoline can burn you, others, and can damage property. • Perform any fuel-related maintenance when the engine is cold. Do this outdoors in an open area.
  • Page 42: Electrical System Maintenance

    Electrical System WARNING Incorrect battery-cable routing could Maintenance damage the machine and cables causing sparks. Sparks can cause the battery WARNING gasses to explode, resulting in personal injury. CALIFORNIA • Always disconnect the negative Proposition 65 Warning (black) battery cable before Battery posts, terminals, and related disconnecting the positive (red) accessories contain lead and lead...
  • Page 43: Servicing The Fuses

    Charging the Battery Servicing the Fuses Service Interval: Before storage—Charge the battery The electrical system is protected by fuses. It requires and disconnect the battery cables. no maintenance; however, if a fuse blows, check the component/circuit for a malfunction or short. Remove the battery from the chassis;...
  • Page 44: Drive System Maintenance

    Releasing the Electric Drive System Brake Maintenance The electric brake releases by manually rotating the link arms forward. Once the electric brake is Checking the Tire Pressure energized, the brake resets. Service Interval: Every 25 hours—Check tire Turn the ignition key to the position or pressure.
  • Page 45: Mower Maintenance

    If a blade is damaged or worn, replace it immediately with a Checking for Bent Blades genuine Toro replacement blade. For convenient sharpening and replacement, you may want to keep Note: The machine must be on a level surface for extra blades on hand.
  • Page 46 3mm (1/8 inch), the blade spindle could be bent. Contact an Authorized Toro Dealer for service. If the variance is within constraints, move to the next blade. Repeat this procedure on each blade.
  • Page 47 For best performance and continued safety conformance g000553 Figure 58 of the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers 1. Blade 2. Balancer may result in non-conformance with safety standards.
  • Page 48: Leveling The Mower Deck

    Leveling the Mower Deck Ensure that the mower deck is level any time you install the mower deck or when you see an uneven cut on your lawn. Check the mower deck for bent blades prior to leveling; remove and replace any bent blades; refer to the Servicing the Cutting Blades (page 45) before...
  • Page 49 Check the side-to-side adjustments again. Repeat this procedure until the measurements are correct. Continue leveling the deck by checking the front-to-rear blade slope; refer to Adjusting the Front-to-Rear Blade Slope (page 49). Adjusting the Front-to-Rear Blade Slope g009659 Figure 63 Check the front-to-rear blade level any time you install Mower decks with 3 blades the mower.
  • Page 50: Removing The Mower

    When the front-to-rear blade slope is correct, check the side-to-side level of the mower again, refer to Leveling from Side to Side (page 48). Removing the Mower Park the machine on a level surface and disengage the blade-control switch. Move the motion-control levers outward to the position, shut off the engine, remove the PARK key, and wait for all moving parts to stop before...
  • Page 51: Replacing The Grass Deflector

    Replacing the Grass Slide rod through the second grass-deflector bracket (Figure 67). Deflector Insert the rod at the front of the grass deflector into the short standoff on the deck. Service Interval: Before each use or daily—Inspect the grass deflector for damage. Secure the rear end of the rod into the mower with a nut (3/8 inch) as shown in Figure...
  • Page 52: Mower Belt Maintenance

    6. Spring-removal tool g032555 Figure 68 1. Cover 2. Screw Using a spring-removal tool (Toro Part No. 92-5771), remove the idler spring from the deck hook to remove tension on the idler pulley, and roll the belt off the pulleys (Figure 69).
  • Page 53: Cleaning

    Cleaning Disengage the blade-control switch, shut off the engine, remove the ignition key, and wait for all moving parts to stop. Washing the Underside of Turn the water off and remove the coupling from the washout fitting. the Mower Note: If the mower is not clean after a washing, Service Interval: After each use—Clean the soak it and let it stand for 30 minutes.
  • Page 54: Storage

    Storage Important: Do not store gasoline with stabilizer/conditioner for over 30 days. Remove the spark plug(s) and check its Cleaning and Storage condition; refer to Servicing the Spark Plug (page 39). With the spark plug(s) removed from Disengage the blade-control switch, move the the engine, pour 2 tablespoons of engine oil into motion controls outward to the P position,...
  • Page 55: 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 56 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 57: Schematics

    Schematics g028022 Electrical Diagram (Rev. A)
  • Page 58 Notes:...
  • Page 59 The Way Toro Uses Information Toro may use your personal information to process warranty claims, to contact you in the event of a product recall and for any other purpose which we tell you about. Toro may share your information with Toro's affiliates, dealers or other business partners in connection with any of these activities. We will not sell your personal information to any other company.
  • Page 60 Countries Other than the United States or Canada This warranty is not valid in Mexico. 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.

This manual is also suitable for:

Timecutter zs 5000Timecutter zs 4200t74661

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