Toro TimeCutter 74726 Operator's Manual

Serial no. 404314200/400000000/404314200/404310000 and up
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Original Instructions (EN)
TimeCutter
Model No. 74726—Serial No. 404314200 and Up
Model No. 74726TA—Serial No. 400000000 and Up
Model No. 74760—Serial No. 404314200 and Up
Model No. 74760TA—Serial No. 400000000 and Up
Model No. 74766—Serial No. 404314200 and Up
Model No. 74766TA—Serial No. 400000000 and Up
Model No. 74768—Serial No. 404314200 and Up
Model No. 74772—Serial No. 404314000 and Up
Model No. 74773—Serial No. 404314000 and Up
Model No. 74774—Serial No. 404310000 and Up
Model No. 74774TA—Serial No. 400000000 and Up
Model No. 74777—Serial No. 404314200 and Up
Model No. 74778—Serial No. 404314200 and Up
Form No. 3425-432 Rev D
®
Riding Mowers
*3425-432* D

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Summary of Contents for Toro TimeCutter 74726

  • Page 1 Model No. 74773—Serial No. 404314000 and Up Model No. 74774—Serial No. 404310000 and Up Model No. 74774TA—Serial No. 400000000 and Up Model No. 74777—Serial No. 404314200 and Up Model No. 74778—Serial No. 404314200 and Up *3425-432* D Register at www.Toro.com. Original Instructions (EN)
  • Page 2 Authorized Service the machine. Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figure 1 Go to www.Toro.com to view specifications on your identifies the location of the model and serial numbers model.
  • Page 3: Table Of Contents

    Contents Drive System Maintenance ........46 Checking the Tire Pressure....... 46 Releasing the Electric Brake ......47 Safety ............... 4 Belt Maintenance ..........47 Safety Alert Symbol ..........4 Replacing the Mower-Deck Belt......47 General Safety ........... 4 Mower Maintenance..........49 Slope Indicator ...........
  • Page 4: Safety

    Safety This machine is capable of amputating hands and feet The following instructions are from ANSI standard and of throwing objects. Toro designed and tested B71.1-2017. this lawn mower to offer reasonably safe service; however, failure to comply with safety instructions may result in injury or death.
  • Page 5: Slope Indicator

    Slope Indicator g011841 Figure 4 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. Decal 99-3943 is for models with 127 cm (50 inch), 137 cm (54 inch), or 152 cm (60 inch) decks.
  • Page 7 Decal 106-8717 is for non-MyRide models with 107 cm (42 inch), 127 cm (50 inch), or 137 cm (54 inch) decks. decal119-8815 119-8815 decal106-8717 1. Parking position 4. Neutral 106-8717 2. Fast 5. Reverse 1. Read the instructions before servicing or performing 3.
  • Page 8 Decal 119-8871 is for non-MyRide models with 127 cm (50 inch), 137 cm (54 inch), or 152 cm (60 inch) decks. decal119-8871 119-8871 1. Height of cut 2. 4-1/2 inches 3. 4 inches 4. 3-1/2 inches 5. 3 inches 6. 2-1/2 inches 7.
  • Page 9 decal121-0772 121-0772 1. Fast 4. Choke 2. Continuous variable setting 5. Power take-off (PTO), Blade control switch 3. Slow...
  • Page 10 decal131-1097 131-1097 1. Oil drain decal121-2989b 121-2989 1. Bypass lever position for 2. Bypass lever position for pushing the machine operating the machine Decal 131-3947 does not apply to models without the MyRide suspension system or model 74773. decal131-3947 131–3947 1.
  • Page 11 Decal 132-0869 is for models with 107 cm (42 inch), 127 cm (50 inch), or 137 cm (54 inch) decks. decal132-0869 132-0869 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.
  • Page 12 decal132-0872 132-0872 1. Thrown object 3. Severing hazard of hand hazard—keep bystanders or foot—keep away from away from the machine. moving parts. 2. Thrown object hazard, 4. Entanglement raised baffle—do not hazard—keep away operate the machine with from moving parts; keep an open deck;...
  • Page 13 Decal 136-4245 is for models with the MyRide Decal 136-5596 is for models with the MyRide suspension system. suspension system or 152 cm (60 inch) decks. decal136-5596 136-5596 1. Check the tire pressure 4. Check the tire pressure every 25 operating hours. every 25 operating hours.
  • Page 14: Product Overview

    Product Overview g028166 Figure 5 1. Deflector 4. Height-of-cut lever 7. Footrest 10. Engine 2. Rear drive wheel 5. Operator seat 8. Fuel-tank cap 11. Engine guard 3. Motion-control levers 6. Smart Speed™ lever 9. Control panel 12. Front caster wheel Controls Key Switch Become familiar with all the controls before you start...
  • Page 15 Contact your Authorized Service Dealer or authorized Toro distributor or go to www.Toro.com for a list of all approved attachments and accessories. g014521 To ensure optimum performance and continued safety...
  • Page 16: Before Operation

    Only use accessories and Refer to the Maintenance section and perform all the attachments approved by Toro. necessary inspection and maintenance steps. • Inspect the area where the equipment is to be used and remove all rocks, toys, sticks, wires, bones, and other foreign objects.
  • Page 17: Fuel Safety

    Fuel Safety DANGER In certain conditions during fueling, static Use extreme care when handling fuel. electricity can be released causing a spark which can ignite gasoline vapors. A fire or DANGER explosion from gasoline can burn you and In certain conditions gasoline is extremely others and cause property damage.
  • Page 18: 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 19: Using The Safety-Interlock System

    Using the Safety-Interlock motion-control levers to the center, unlocked position, engage the blade-control switch, and System rise slightly from the seat; the engine should shut off. WARNING Positioning the Seat If the safety-interlock switches are disconnected or damaged, the machine could operate unexpectedly, causing personal For Models 74726 and 74766 injury.
  • Page 20 For Models 74760, 74774, and For Models 74772 and 74773 74777 The seat can move forward and backward. Position the seat where you have the best control of the The seat can move forward and backward. Position machine and are most comfortable (Figure 12).
  • Page 21: Adjusting The Myride™ Suspension System

    For Models 74768 and 74778 Adjusting the MyRide™ Suspension System The seat can move forward and backward. Position the seat where you have the best control of the machine and are most comfortable (Figure 13). For Machines with the MyRide™ Suspension System Note: To make adjusting the MyRide™...
  • Page 22: Adjusting The Motion-Control Levers

    Adjusting the Motion-Control Levers Adjusting the Height You can adjust the motion-control levers higher or lower for maximum comfort (Figure 16). g027252 Figure 16 Adjusting the Tilt You can adjust the motion-control levers forward or rearward for your comfort. Loosen the upper bolt holding the control lever to the control-arm shaft.
  • Page 23: During Operation

    During Operation • Be sure all drives are in neutral and parking brake is engaged before starting engine. • Start the engine carefully according to instructions During Operation Safety with feet well away from the blades. • Never operate the mower with damaged guards, General Safety shields, or covers.
  • Page 24 – Whenever you leave the mower. Do Not leave distance (twice the width of the machine) between a running machine unattended. the machine and any hazard. Use a walk behind machine or a hand trimmer to mow the grass in •...
  • Page 25: Operating The Mower Blade-Control Switch (Pto)

    Operating the Mower Operating the Throttle Blade-Control Switch (PTO) You can move the throttle control between F positions (Figure 21). The blade-control switch (PTO) starts and stops the Always use the F position when engaging the PTO. mower blades and any powered attachments. Engaging the Blade-Control Switch (PTO) g187517...
  • Page 26: Starting The Engine

    Starting the Engine Shutting Off the Engine Disengage the blades by moving the Note: A warm or hot engine may not require choking. blade-control switch to the O position (Figure Important: Do not engage the starter for more 23). than 5 seconds at a time. Engaging the starter Engage the parking brake;...
  • Page 27: Driving The Machine

    Driving the Machine Driving Backward Move the levers to the center, unlocked position. The drive wheels turn independently, powered by hydraulic motors on each axle. You can turn 1 side To go backward, slowly pull the motion-control in reverse while you turn the other forward, causing levers rearward (Figure 26).
  • Page 28: Using The Side Discharge

    This is the medium speed. The suggested uses for this speed are as follows: • Bagging • Mulching • Towing attachments g239348 This is the fastest speed. The suggested uses for this Figure 28 speed are as follows: MyRide Machines •...
  • Page 29: Adjusting The Height Of Cut

    Adjusting the Height of Cut Adjusting the Anti-Scalp Rollers Note: The transport position is the highest height-of-cut position or cutting height at 115 mm (4-1/2 inches) as shown in Figure Machines with a 107 cm (42 inch), Height of cut is controlled by the lever located to the 127 cm (50 inch), or 137 cm (54 right of the operating position (Figure...
  • Page 30: Using Attachments And Accessories

    Support Kit. high cutting height, then mow again 2 days later at a Contact your authorized Toro service dealer. lower height setting. Using a Slower Cutting Speed To improve cut quality, use a slower ground speed in certain conditions.
  • Page 31: After Operation

    Tighten sharpen the blades as necessary. If a blade is loose hardware. damaged or worn, replace it immediately with a genuine Toro replacement blade. Transporting Transporting the Machine Use a heavy-duty trailer or truck to transport the machine.
  • Page 32 on the down side of the slope and the ramp extends up the slope. This will minimize the ramp angle. WARNING Loading a machine onto a trailer or truck increases the possibility of tip-over and could cause serious injury or death. •...
  • Page 33: Pushing The Machine By Hand

    and loss of control. Reduce the towed weight and slow down. • Stopping distance increases with the weight of the towed load. Travel slowly and allow extra distance to stop. • Make wide turns to keep the attachment clear of the machine.
  • Page 34 g017303 Figure 35 1. Bypass-lever locations 3. Lever position for pushing the machine 2. Lever position for operating the machine When finished, ensure that the key has been returned to the position to avoid draining STOP the battery charge. Note: If the machine fails to move, the electric brake may still be engaged.
  • Page 35: 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 and filter. After the first 5 hours • Check the safety-interlock system. •...
  • Page 36 Removal or modification of original equipment, parts and/or accessories may alter the warranty, controllability, and safety of the machine. Unauthorized modifications to the original equipment or failure to use original Toro parts could lead to serious injury or death. Unauthorized changes to the machine, engine, fuel or venting system, may violate applicable safety standards such as: ANSI, OSHA and NFPA and/or government regulations such as EPA and CARB.
  • Page 37: Pre-Maintenance Procedures

    Pre-Maintenance Lubrication Procedures Greasing the Bearings All Models without MyRide Raising the Seat Service Interval: Every 25 hours—Grease all Ensure that the parking brake is engaged. Lift the lubrication points (non-MyRide seat forward. models only). You can access following components by raising the Grease Type: No.
  • Page 38: Engine Maintenance

    Engine Maintenance Engine Safety • Shut off the engine before checking the oil or adding oil to the crankcase. • Keep your hands, feet, face, clothing, and other body parts away the muffler and other hot surfaces. g027800 Servicing the Air Cleaner Service Interval: Before each use or daily Note: Service the air cleaner more frequently (every...
  • Page 39 Servicing the Foam Air-Cleaner Installing the Air Cleaner Element Install the foam element over the paper element. Service Interval: Every 25 hours/Monthly (whichever Note: Ensure that you do not damage the comes first)—Clean the air-cleaner elements. foam element (more often in dusty, Align the holes of the filter into the manifold dirty conditions).
  • Page 40: Servicing The Engine Oil

    Servicing the Engine Oil Engine-Oil Specifications Oil Type: Detergent oil (API service SF, SG, SH, SJ, or SL) Crankcase Capacity: 2.4 L (81 fl oz) with oil filter Viscosity: See the table below. g029683 Figure 41 Checking the Engine-Oil Level Service Interval: Before each use or daily Note: Check the oil when the engine is cold.
  • Page 41 Change the engine-oil filter (Figure 44). Note: Ensure that the oil-filter gasket touches the engine and then turn the filter an extra 3/4 turn. g027799 g027477 Figure 44 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 45).
  • Page 42: Servicing The Spark Plug

    Removing 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. Clean the area around the base of the plug to keep dirt and debris out of the engine.
  • Page 43: Cleaning The Cooling System

    Installing the Spark Plug Fuel System Maintenance DANGER In certain conditions, fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you and others and can damage property. Refer to Adding Fuel (page 18) for a complete list of fuel related precautions.
  • Page 44: Electrical System Maintenance

    Electrical System Maintenance Electrical System Safety • Disconnect the battery before repairing the g027939 machine. Disconnect the negative terminal first and the positive last. Connect the positive terminal first and the negative last. • Charge the battery in an open, well-ventilated area, away from sparks and flames.
  • Page 45 Charging the Battery WARNING Incorrectly removing the cables from Service Interval: Before storage—Charge the battery and disconnect the battery cables. battery could damage the machine and cables, causing sparks. Sparks can Remove the battery from the chassis; refer to cause the battery gasses to explode, Removing the Battery (page 44).
  • Page 46: 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 Tire Pressure Fuse type: • Main—F1 (30 A, blade-type) Service Interval: Every 25 hours—Check tire pressure.
  • Page 47: Releasing The Electric Brake

    2. Left, rear tire g032555 Figure 55 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 56 Figure 57).
  • Page 48 Using a spring-removal tool, install the idler spring over the deck hook, and place tension on the idler pulley and mower belt (Figure 56 Figure 57). Install the pulley covers. g014930 Figure 56 Mower Decks with 2 Blades 1. Idler pulley 4.
  • Page 49: Mower Maintenance

    Mower Maintenance Blade Safety A worn or damaged blade can break, and a piece of the blade could be thrown toward you or bystanders, resulting in serious personal injury or death. Trying to repair a damaged blade may result in discontinued safety certification of the product.
  • Page 50 g014973 g014973 Figure 60 Figure 62 1. Blade (in position for measuring) 1. Opposite blade edge (in position for measuring) 2. Level surface 2. Level surface 3. Measured distance between blade and the surface (A) 3. Second measured distance between blade and surface (B) Rotate the same blade 180 degrees so that If the difference between A and B is greater the opposing cutting edge is now in the same...
  • Page 51: Leveling The Mower Deck

    Installing the Blades Install the blade onto the spindle shaft (Figure 63). Important: The curved part of the blade must be pointing upward toward the inside of the mower to ensure proper cutting. Install the curved washer (cupped side toward the blade) and the blade bolt (Figure 63).
  • Page 52 g009682 Figure 66 Mower Decks with 2 Blades g027588 1. Blades side to side 3. Outside cutting edges Figure 68 2. Sail area of the blade 4. Measure from the tip of the 1. Hanger bracket 3. Rear nut blade to the flat surface here.
  • Page 53: Removing The Mower Deck

    to 5/16 inch) lower than the rear blade tip (Figure 69 Figure 70). g009658 Figure 69 Mower Decks with 2 Blades 1. Blades front to rear 2. Measure from the tip of the blade to the flat surface here. g014634 Figure 71 1.
  • Page 54: Installing The Mower

    g005077 Figure 74 1. Mower deck 3. Rear lift rod 2. Hanger bracket g014635 Figure 72 Slide the mower deck rearward to remove the mower belt from the engine pulley. 1. Front support rod 3. Deck bracket 2. Locking nut Slide the mower deck out from underneath the machine.
  • Page 55: Replacing The Grass Deflector

    Replacing the Grass Deflector Machines with Fabricated Mower Decks Only Service Interval: Before each use or daily—Inspect the grass deflector for damage. WARNING An uncovered discharge opening could allow the machine to throw objects toward you or bystanders, resulting in serious injury. Also, contact with the blade could occur.
  • Page 56: Replacing The Grass Deflector

    Inspect the grass deflector for damage before each use. Replace any damaged parts before use. Remove the nut (3/8 inch) from the rod under the mower (Figure 77). g005192 Figure 77 g017618 Figure 76 1. Mower deck 5. Spring 2. Grass deflector 6.
  • Page 57: Cleaning

    Cleaning Turn the water off and remove the coupling from the washout fitting. Note: If the mower is not clean after 1 washing, Washing the Underside of soak it and let it stand for 30 minutes. Then the Mower Deck repeat the process.
  • Page 58: Storage

    Storage the stabilizer manufacturer. Do not use an alcohol-based stabilizer (ethanol or methanol). Storage Safety Note: A fuel stabilizer/conditioner is most effective when mixed with fresh fuel and • Let the engine cool before storing the machine. used at all times. •...
  • Page 59: Storing The Battery

    Storing the Battery Fully charge the battery. Let the battery rest for 24 hours, then check the battery voltage. Note: If the battery voltage is below 12.6 V, repeat steps and 2. Disconnect the cables from the battery. Check the voltage periodically to ensure that the voltage is 12.4 V or higher.
  • Page 60: 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 61 Problem Possible Cause Corrective Action There is an abnormal vibration. 1. The engine-mounting bolts are loose. 1. Tighten the engine-mounting bolts. 2. The engine pulley, idler pulley, or blade 2. Tighten the appropriate pulley. pulley is loose. 3. The engine pulley is damaged. 3.
  • Page 62: Schematics

    Schematics g028022 Electrical Diagram (Rev. A)
  • Page 63 Notes:...

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