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Maintenance

Note:

Determine the left and right sides of the machine from the normal operating position.

Recommended Maintenance Schedule(s)

Maintenance Service

Interval

Maintenance Procedure

After the first 5 hours

• Change the engine oil and filter.

Before each use or daily

• Check the safety-interlock system.
• Clean and check the air cleaner foam element.
• Check the engine-oil level.
• Clean the engine air-intake screen.
• Check the cutting blades.
• Inspect the grass deflector for damage

After each use

• Clean the mower-deck housing.

Every 25 hours

• Grease all lubrication points.
• Check tire pressure.
• Check the belts for wear/cracks.

Every 50 hours

• Replace the air cleaner paper element.
• Check the spark plug.

Every 100 hours

• Change the engine oil (change it more often under a heavy load or in high

temperatures).

• Change the engine-oil filter.
• Replace the spark plug.
• Replace the in-line fuel filter.
• Clean the engine-cooling fins and shrouds.

Before storage

• Charge the battery and disconnect battery cables.
• Perform all maintenance procedures listed above before storage.
• Paint any chipped surfaces.

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 and disconnect the wire from the spark plug before you do any
maintenance. Set the wire aside so that it does not accidentally contact the spark plug.

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Содержание TimeCutter 74750

Страница 1: ...Form No 3400 822 Rev A TimeCutter MX 3450 Riding Mower Model No 74750 Serial No 3160000001 and Up Register at www Toro com Original Instructions EN 3400 822 A ...

Страница 2: ...o view specifications on your mower model Introduction This machine is a ride on rotary blade lawnmower intended to be used by homeowners in residential applications It is primarily designed for cutting grass on well maintained lawns It is not designed for cutting brush mowing grass and other growth alongside highways or for agricultural uses Read this information carefully to learn how to operate...

Страница 3: ...shing the Machine by Hand 22 Grass Deflector 22 Transporting the Machine 23 Loading the Machine 23 Operating Tips 24 Maintenance 26 Recommended Maintenance Schedule s 26 Premaintenance Procedures 27 Raising the Seat 27 Lubrication 27 Greasing the Bearings 27 Engine Maintenance 28 Servicing the Air Cleaner 28 Servicing the Engine Oil 29 Servicing the Spark Plug 31 Fuel System Maintenance 32 Replaci...

Страница 4: ...grass catcher or unclogging the discharge chute Operate the machine only in daylight or good artificial light Do not operate the machine while ill tired or under the influence of alcohol or drugs Watch for traffic when operating near or crossing roadways Use extra care when loading or unloading the machine into a trailer or truck Wear appropriate clothing including eye protection and substantial s...

Страница 5: ...rweights or wheel weights as described in the attachment or in towing the machine Operator s Manual Never allow children or others in or on towed equipment On slopes the weight of the towed equipment may cause loss of traction increased risk of rollover and loss of control Reduce the towed weight and slow down The stopping distance increases with the weight of the towed load Travel slowly and allo...

Страница 6: ...tained Toro Riding Mower Safety The following list contains safety information specific to Toro products or other safety information that you must know that may not be included in the ANSI standards Shut off the engine move the motion control levers to NEUTRAL and outward to the PARK position disengage the blade control switch remove the key and disconnect the spark plug wire s before performing a...

Страница 7: ... 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 2 Align this edge with a vertical surface a tree building fence pole etc 3 Example of how to compare slope with folded edge 7 ...

Страница 8: ...nt hazard of hand or foot mower blade stay away from moving parts 105 7015 106 8717 1 Read the instructions before servicing or performing maintenance 2 Check tire pressure every 25 operating hours 3 Grease every 25 operating hours 4 Engine 112 9840 1 Read the Operator s Manual 3 Remove the ignition key and read the instructions before servicing or performing maintenance 2 Height of cut 119 8814 1...

Страница 9: ...ause blindness and other injuries 3 Caustic liquid chemical burn hazard 8 Battery acid can cause blindness or severe burns 4 Wear eye protection 9 Flush eyes immediately with water and get medical help fast 5 Read the Operator s Manual 10 Contains lead do not discard 131 4036 1 Maximum drawbar pull 36 kg 80 lb 2 Read the Operator s Manual 132 0872 1 Thrown object hazard keep bystanders away from t...

Страница 10: ...121 0771 1 Choke 4 Slow 2 Fast 5 Power take off PTO Blade control switch 3 Continuous variable setting 131 3947 1 Trim slow 3 Mow fast 2 Tow medium 10 ...

Страница 11: ...and that has an incline less than 15 degrees back up the ramp in reverse and drive forward off the ramp 7 Tipping hazard on slopes do not use on slopes near open water do not use on slopes greater than 15 degrees 2 Warning before servicing engage the parking brake remove the key and the spark plug connection 4 Thrown object hazard keep bystanders away from the machine remove debris from the area b...

Страница 12: ...itch has 3 positions OFF RUN and START The key will turn to START and move back to RUN upon release Turning the key to the OFF position will shut off the engine however always remove the key when leaving the machine to prevent someone from accidentally starting the engine Figure 5 Throttle Choke Control The throttle and choke are combined into 1 control lever The throttle controls the engine speed...

Страница 13: ...perator a choice to drive the machine at 3 speed ranges trim tow and mow Figure 17 Fuel Presence Window The fuel window located on the left side of the machine can be used to verify the presence of gasoline in the tank Figure 6 G014521 1 Figure 6 1 Fuel presence window Height of Cut Lever The height of cut lever allows the operator to lower and raise the deck from the seated position When the leve...

Страница 14: ...pace in the tank allows gasoline to expand Never smoke when handling gasoline and stay away from an open flame or where gasoline fumes may be ignited by a spark Store gasoline in an approved container and keep it out of the reach of children Never buy more than a 30 day supply of gasoline Do not operate without entire exhaust system in place and in proper working condition DANGER In certain condit...

Страница 15: ...r neck The empty space in the tank allows the fuel to expand Overfilling may result in fuel leakage damage to the engine or damage to the emissions system g027243 A B E D C Figure 8 Checking the Engine Oil Level Before you start the engine and use the machine check the oil level in the engine crankcase refer to Checking the Engine Oil Level page 29 Breaking in a New Machine New engines take time t...

Страница 16: ... and you rise from the seat Testing the Safety Interlock System Test the safety interlock system before you use the machine each time If the safety system does not operate as described below have an Authorized Service Dealer repair the safety system immediately 1 While sitting on the seat with the control levers in the PARK position and move the blade control switch to the ON position Try starting...

Страница 17: ...trol switch engages and disengages power to the mower blades This switch controls power to any attachments that draw power from the engine including the mower deck and cutting blades Engaging the Blades Important Do not engage the blades when parked in tall grass belt or clutch damage can occur Note Always engage the blades with the throttle in the FAST position Figure 12 Disengaging the Blades g0...

Страница 18: ...control regulates the engine speed as measured in rpm revolutions per minute Placing the throttle control in the FAST position can be best for performance For most applications operate the machine in the full throttle position Figure 14 1 PARK position 4 Backward 2 Center unlock position 5 Front of the machine 3 Forward Driving Forward Note Always use caution when backing up and turning 1 Move the...

Страница 19: ...ground speed ranges trim tow and mow Figure 17 1 Smart speed lever To change speeds do the following 1 Move the motion control levers to the NEUTRAL position and outward to the PARK position 2 Disengage the blade control switch 3 Adjust the lever to the desired position The following are only recommendations for use Adjustments vary by grass type moisture content and the height of the grass Sugges...

Страница 20: ... may be injured if they move or attempt to operate the mower while it is unattended Always remove the ignition key and move the motion control levers outward to the PARK position when leaving the machine unattended even if just for a few minutes Adjusting the Height of Cut Note The transport position is the highest height of cut position or cutting height 115 mm 4 5 inches as shown in Figure 18 He...

Страница 21: ...ng the operating position 3 Adjust the anti scalp rollers as shown in Figure 20 to match the closest height of cut position G010233 1 2 3 4 Figure 20 1 Anti scalp roller 3 Flange nut 2 Bolt 4 Hole spacing Adjusting the Motion Control Levers Adjusting the Height You can adjust the motion control levers higher or lower for maximum comfort Figure 21 g027252 B A Figure 21 Adjusting the Tilt You can ad...

Страница 22: ...ition for operating the machine 6 When finished ensure that the key has been returned to the STOP position to avoid draining the battery charge Note If the machine fails to move the electric brake may still be engaged If necessary the electric brake can be released manually refer to Releasing the Electric Brake page 35 Operating the Machine Move the bypass levers rearward through the key hole and ...

Страница 23: ...portant Do not use narrow individual ramps for each side of the machine Ensure the ramp is long enough so that the angle with the ground does not exceed 15 degrees Figure 25 On flat ground this requires a ramp to be at least four times as long as the height of the trailer or truck bed to the ground A steeper angle may cause mower components to get caught as the unit moves from the ramp to the trai...

Страница 24: ...able quality of cut Cutting a Third of the Grass Blade It is best to cut only about a third of the grass blade Cutting more than that is not recommended unless grass is sparse or it is late fall when grass grows more slowly Alternating the Mowing Direction Alternate the mowing direction to keep the grass standing straight This also helps disperse clippings which enhances decomposition and fertiliz...

Страница 25: ...blade throughout the cutting season because a sharp blade cuts cleanly without tearing or shredding the grass blades Tearing and shredding turns grass brown at the edges which slows growth and increases the chance of disease Check the mower blades after each use for sharpness and for any wear or damage File down any nicks and sharpen the blades as necessary If a blade is damaged or worn replace it...

Страница 26: ...ts for wear cracks Every 50 hours Replace the air cleaner paper element Check the spark plug Every 100 hours Change the engine oil change it more often under a heavy load or in high temperatures Change the engine oil filter Replace the spark plug Replace the in line fuel filter Clean the engine cooling fins and shrouds Before storage Charge the battery and disconnect battery cables Perform all mai...

Страница 27: ...h 2 Move the motion control levers outward to the PARK position shut off the engine remove the key and wait for all moving parts to stop before leaving the operating position 3 Clean the grease fittings Figure 26 and Figure 27 with a rag Note Make sure to scrape any paint off the front of the fitting s 1 G014522 Figure 26 1 Front caster tire Figure 27 Located on the seat pan underside 1 Read the i...

Страница 28: ...ment 1 Wash the foam element in liquid soap and warm water 2 When the element is clean rinse it thoroughly 3 Dry the element by squeezing it in a clean cloth Note Do not oil the element Important Replace the foam element if it is torn or worn 4 Install the foam element onto a clean paper element Paper Element 1 Tap the paper element on a solid flat surface and blow it out from the inside with comp...

Страница 29: ... the machine on a level surface 2 Disengage the blade control switch PTO 3 Shut off the engine wait for all moving parts to stop and remove the key before leaving the operating position 4 Check the engine oil level Figure 31 B A C D E G029368 F G H I J K Figure 31 Changing the Engine Oil and Filter Service Interval After the first 5 hours Every 100 hours change it more often under a heavy load or ...

Страница 30: ...filter Note Ensure the oil filter gasket touches the engine and then an extra 3 4 turn is completed B A C D E F 3 4 g027477 Figure 33 6 Slowly pour approximately 80 of the specified amount of oil into the fill hole Figure 34 7 Check the oil level Figure 34 30 ...

Страница 31: ...ade control switch move the motion controls outward to the PARK position shut off the engine and remove the key 2 Before removing the spark plug s clean the area around the base of the plug to keep dirt and debris out of the engine 3 Remove the spark plug Figure 35 B A g027478 Figure 35 Checking the Spark Plug Important Do not clean the spark plug s Always replace the spark plug s when it has a bl...

Страница 32: ...ay from an open flame or where a spark may ignite the gasoline fumes Replacing the In Line Fuel Filter Service Interval Every 100 hours Replace the in line fuel filter Never install a dirty filter if it is removed from the fuel line 1 Park the machine on a level surface and disengage the blade control switch 2 Move the motion control levers outward to the PARK position shut off the engine remove t...

Страница 33: ...position shut off the engine remove the key and wait for all moving parts to stop before leaving the operating position 3 Raise the seat to access the battery 4 Disconnect the negative black ground cable from the battery post Figure 39 Note Retain all fasteners WARNING Incorrect battery cable routing could damage the machine and cables causing sparks Sparks can cause the battery gasses to explode ...

Страница 34: ...g the fasteners previously removed install the negative battery cable to the negative battery terminal 4 Slide the red terminal boot onto the positive red battery post 5 Secure the battery with the hold down Figure 39 6 Lower the seat Servicing the Fuses The electrical system is protected by fuses It requires no maintenance however if a fuse blows check the component circuit for a malfunction or s...

Страница 35: ...forward to release the brake Figure 43 1 Brake link arm on the electric brake control module Cooling System Maintenance Cleaning the Engine Screen Service Interval Before each use or daily Clean the engine air intake screen To ensure proper cooling ensure that the grass screen cooling fins and other external surfaces of the engine are kept clean at all times Use a dry brush to clean grass and accu...

Страница 36: ...ace disengage the blade control switch move the motion control levers outward to the PARK position shut off the engine and remove the key Inspecting the Blades Service Interval Before each use or daily Check the cutting blades 1 Inspect the cutting edges Figure 44 Note If the edges are not sharp or have nicks remove and sharpen the blades refer to Sharpening the Blades page 38 2 Inspect the blades...

Страница 37: ... A If the difference between A and B is greater than 3 mm 1 8 inch replace the blade with a new blade refer to Servicing the Cutting Blades page 36 Note If a bent blade is replaced with a new blade and the dimension obtained continues to exceed 3mm 1 8 inch the blade spindle could be bent Contact an Authorized Toro Dealer for service B If the variance is within constraints move to the next blade R...

Страница 38: ...roper cutting 2 Install the blade stiffener 32 inch decks only the curved washer cupped side toward the blade and the blade bolt Figure 49 3 Torque the blade bolt to 47 to 88 N m 35 to 65 ft lb 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 r...

Страница 39: ...t to Rear Blade Slope Check the front to rear blade slope any time you install the mower If the front of the mower is more than 7 9 mm 5 16 inch lower than the rear of the mower deck 1 Park the machine on a level surface and disengage the blade control switch 2 Move the motion control levers outward to the PARK position shut off the engine remove the key and wait for all moving parts to stop befor...

Страница 40: ...o the PARK position shut off the engine remove the key and wait for all moving parts to stop before leaving the operating position 3 Lower the height of cut lever to the lowest position 4 Remove the hairpin cotter from the front support rod and remove the rod from the deck bracket Figure 56 Note Carefully lower the front of the mower deck to the ground G014635 1 2 3 Figure 56 1 Front support rod 3...

Страница 41: ... the operating position 3 Set the height of cut at the lowest cutting position 38 mm 1 1 2 inches 4 Remove the pulley covers 5 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 58 WARNING The spring is under tension when installed and can cause personal injury Be careful when re...

Страница 42: ...going over the rod as it returns from the bend 6 Lift the loop end of the spring and place it into the notch on the deflector bracket Figure 60 g017618 1 3 4 2 Figure 60 1 Rod and spring assembly installed 3 Rod short end moved behind mower bracket 2 Loop end of the spring installed into the notch in the deflector bracket 4 Short end retained by mower bracket 7 Secure the rod and spring assembly b...

Страница 43: ...washout fitting O ring to make the coupling slide on easier and protect the O ring G020098 2 4 1 2 3 4 Figure 61 1 Washout fitting 3 O ring 2 Hose 4 Coupling 4 Lower the mower to the lowest height of cut 5 Sit on the seat and start the engine 6 Engage the blade control switch and let the mower run for 1 to 3 minutes 7 Disengage the blade control switch shut off the engine remove the ignition key a...

Страница 44: ...the fuel in the tank Follow the mixing instructions from the stabilizer manufacturer Do not use an alcohol based stabilizer ethanol or methanol Note A fuel stabilizer conditioner is most effective when mixed with fresh gasoline and used at all times Run the engine to distribute the conditioned fuel through the fuel system 5 minutes Important Do not store stabilizer conditioned gasoline over 90 day...

Страница 45: ...l a new correctly gapped spark plug s 6 There is dirt in fuel filter 6 Replace the fuel filter 7 Dirt water or stale fuel is in fuel system 7 Contact an Authorized Service Dealer 8 There is incorrect fuel in the fuel tank 8 Drain the tank and replace the fuel with the proper type The engine does not start starts hard or fails to keep running 9 The oil level in the crankcase is low 9 Add oil to the...

Страница 46: ...tall a new cutting blade s 3 The mower is not level 3 Level the mower from side to side and front to rear 4 An anti scalp wheel is not set correctly 4 Adjust the anti scalp wheel height 5 The underside of the mower is dirty 5 Clean the underside of the mower 6 The tire pressure is incorrect 6 Adjust the tire pressure The cutting height is uneven 7 A blade spindle is bent 7 Contact an Authorized Se...

Страница 47: ...Schematics Electrical Diagram Rev A 47 ...

Страница 48: ...ce provided contact us at Toro Warranty Company Customer Care Department RLC Division 8111 Lyndale Avenue South Bloomington MN 55420 1196 Toll free at 866 216 6029 U S customers Toll free at 866 216 6030 Canadian customers Items and Conditions Not Covered There is no other express warranty except for special emission system coverage and engine warranty coverage on some products This express warran...

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