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Form No. 3353–257
GT Classic Garden Tractor
Model No. 73450—Serial No. 250000001 and Up
Operator's Manual
Original Instructions (EN)
Register your product at www.Toro.com

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Summary of Contents for Toro GT Classic 73450

  • Page 1 Form No. 3353–257 GT Classic Garden Tractor Model No. 73450—Serial No. 250000001 and Up Operator’s Manual Original Instructions (EN) Register your product at www.Toro.com...
  • Page 2: Table Of Contents

    Checking the Wiring and Fasteners ... damage. Although Toro designs and produces safe Checking the Engine Oil ....
  • Page 3: Safety

    Whenever you need service, genuine Toro parts, or Safety additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and This machine meets or exceeds the B71.1–2003 serial numbers of your product ready. Figure 1 illustrates...
  • Page 4: Slope Operation

    Disengage blades when not mowing. Stop the engine Do not mow near drop-offs, ditches, or embankments. and what for all parts to come to a complete stop The machine could suddenly turn over if a wheel goes before cleaning the machine, removing the grass over the edge of a cliff or ditch, or if an edge caves in.
  • Page 5: Toro Riding Mower Safety

    Clean up oil or fuel spillage fuel soaked debris. Allow the machine to cool before storing. Use only genuine Toro replacement parts to ensure that original standards are maintained. If you strike a foreign object, stop and inspect the mower.
  • Page 7: Slope Chart

    Slope Chart Align this edge with a vertical surface (Tree, Building, Fence post, pole, etc.)
  • Page 9: Safety And Instruction Decals

    Safety and Instruction 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. 111510 98–0750 92–8946 99–5339 104–4163 111534 99–2985 111926...
  • Page 10 99–5341 104–4324 104–5091...
  • Page 11: Gasoline And Oil

    Using Stabilizer/Conditioner Gasoline and Oil Use a fuel stabilizer/conditioner in the machine to provide the following benefits: Recommended Gasoline Keeps gasoline fresh during storage of 90 days or less. For longer storage it is recommended that the fuel tank Use UNLEADED Regular Gasoline suitable for be drained.
  • Page 12: Setup

    Setup Note: Determine the left and right sides of the machine from the normal operating position. Loose Parts Note: Use the chart below to identify parts for assembly. DESCRIPTION QTY. Hitch Pin Hairpin Cotter – 1-7/8 in. Installing the hitch pin Flat Washer –...
  • Page 13: Installing The Drawbar Hitch Pin

    4. Slowly pour electrolyte into each battery cell until the level is up to the upper line on the battery case (Fig. 2). Important Do not overfill the battery because electrolyte (sulfuric acid) can cause severe corrosion and damage to the chassis. 5.
  • Page 14: Attaching The Washer And Hairpin Cotter Onto The Lift Bar

    Attaching the Washer and 2. Check to make sure all lubrication points have been greased. These points include the front axle pivot and Hairpin Cotter onto the Lift Bar spindles, foot pedal(s) and steering gear. Install a flat washer (1/2 x 1 in.) and a hairpin cotter Test Driving the Tractor (1-7/8 in.) onto the lift bar (Fig 5).
  • Page 15: Operation

    Setting the Parking Brake Operation 1. Push the brake pedal (Fig. 7) down and hold it in the depressed position. Note: Determine the left and right sides of the machine from the normal operating position. 2. Move the parking brake lever (Fig. 7) back and gradually take your foot off the brake pedal.
  • Page 16: Operating The Power Take Off (Pto)

    Note: If the engine has been working hard or is hot, let it Important If the engine does not start after 10 seconds idle for a minute before turning the ignition key off. This of continuous cranking, turn the ignition key to off and let helps cool the engine before it is stopped.
  • Page 17: Indicator Lights

    Hour Meter Operating–in–Reverse The hour meter records the number of hours the engine The reverse mowing selected light (Fig. 13) will has operated (Fig. 12). It is turned on when the ignition illuminate whenever the Keychoice switch is used to switch is in the run position.
  • Page 18: Testing The Safety Interlock System

    The parking brake is engaged and the gear shift lever PTO to the engage position, push in the clutch and put is not in neutral. the gear shifter in reverse. The PTO clutch should disengage. The safety interlock system is designed to turn off the power take off (PTO) if: 8.
  • Page 19: Driving Forward Or Backward

    Caution If you release the clutch pedal too quickly when the ground speed selector is in gear, you could suddenly put the machine in motion. Always release the clutch pedal slowly when starting the machine in motion (forward or reverse). To go forward or backward, depress the clutch and brake m–4220 pedals.
  • Page 20: Stopping The Machine

    Stopping the Machine To stop the machine, depress the clutch and brake pedals, disengage the power take off (PTO), and turn the ignition key to off. Also set the parking brake if you leave the machine unattended; refer to Setting the Parking Brake, page 15.
  • Page 21: Using The Lights

    9. Install the belt cover. m-4982 Figure 18 1. Adjustment knob m–5539 Using the Lights Figure 20 The headlights are turned on with a separate position, 1. PTO clutch 4. Belt guide lights, of the ignition switch (Fig. 19). The lights are on 2.
  • Page 22: Maintenance

    Maintenance Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval After First Use Change oil Check oil level Check safety system Each Use Check brake Clean outside of engine Check transaxle fluid Every 5 Hours Check battery electrolyte Service foam air cleaner Every 25 Hours Check tire pressure Grease chassis...
  • Page 23: Servicing The Air Cleaner

    Servicing the Air Cleaner Important Replace the foam element if it is torn or worn. Service Interval/Specification Foam Element: Clean and re-oil after every 25 operating hours, or yearly, whichever occurs first. Paper Element: Replace after every 100 operating hours or yearly, whichever occurs first.
  • Page 24: Servicing The Engine Oil

    3. Install the air cleaner cover and secure with wing nut 2. Open the hood. (Fig. 21). 3. Clean around the oil dipstick (Fig. 24) so dirt cannot 4. Close the hood. fall into the filler hole and damage the engine. 4.
  • Page 25: Servicing The Spark Plug

    1256 m–3386 Figure 26 Figure 25 1. Oil filter 3. Adapter 1. Oil drain cap 2. Gasket 6. Slowly pour approximately 80% of the specified amount of oil into the filler tube (Fig. 24). Now check 4. Install the replacement oil filter to the filter adapter. the oil level;...
  • Page 26: Greasing And Lubrication

    3. Push the wire(s) onto the spark plug(s) (Fig. 27). 4. Close the hood. Greasing and Lubrication Service Interval/Specification Grease the machine after every 50 operating hours or yearly, whichever occurs first. Grease more frequently when operating conditions are extremely dusty or sandy. m–3385 Grease Type: General-purpose grease.
  • Page 27: Checking The Tire Pressure

    2. Blow out fins of engine and screen with compressed air. If area between screen and fins is tightly packed, remove engine shroud. m–3386 Figure 30 m–3386 Figure 32 Checking the Tire Pressure 1. Engine air intake Service Interval/Specification Maintain the air pressure in the front and rear tires as Servicing the Brake specified.
  • Page 28: Maintaining The Front Wheel Toe-In

    4. Check the brake operation again; refer to Checking the Brake, page 27. Important With the parking brake released and the gear shift in neutral, the rear wheels must rotate freely when you push the tractor. If brake action and free wheel rotation cannot be achieved contact your service dealer immediately.
  • Page 29: Servicing The Transaxle Fluid

    Servicing the Transaxle Fluid 1. Park the machine on a level surface, to assure fuel tank drains completely. Then disengage the power take off (PTO), set the parking brake, and turn the ignition key to off. Remove the key. Service Interval/Specification 2.
  • Page 30: Servicing The Headlights

    Servicing the Taillights Removing the Bulb 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to off. Remove the key. 2. Inserting a screwdriver into slot and twist to remove m–2467 lens (Fig. 40). Figure 38 3.
  • Page 31: Removing The Battery

    Voltage: 12 v, 195 Cold Cranking Amps Removing the Battery Warning Battery terminals or metal tools could short against metal tractor components causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. When removing or installing the battery, do not allow the battery terminals to touch any metal m–4968 parts of the tractor.
  • Page 32: Charging The Battery

    5. Wait five to ten minutes after filling the battery cells. Add distilled water, if necessary, until the electrolyte level is up to the upper line (Fig. 42) on the battery case. 6. Reinstall battery vent caps. Charging the Battery Warning m-5004 Figure 42...
  • Page 33: Servicing The Fuse

    Note: Do not run the tractor with the battery disconnected, electrical damage may occur. Servicing the Fuse Service Interval/Specification The electrical system is protected by fuses. It requires no maintenance, however, if a fuse blows check component/circuit for malfunction or short. To replace fuses pull up on the fuse (Fig.
  • Page 34: Wiring Diagram

    Wiring Diagram...
  • Page 35: Cleaning And Storage

    Cleaning and Storage D. Restart engine and run it until it stops. E. Choke or prime the engine. Start and run engine 1. Disengage the power take off (PTO), set the parking until it will not start. Operate primer, if equipped brake, and turn the ignition key to off.
  • Page 36: Troubleshooting

    Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Starter does not crank 1. Blade control (PTO) is 1. Move blade control (PTO) to engaged. disengaged. 2. Parking brake is not on. 2. Set parking brake. 3. Operator is not seated. 3. Sit on the seat. 4.
  • Page 37 PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Engine overheats. 1. Engine load is excessive. 1. Shift into lower gear to reduce ground speed. 2. Oil level in crankcase is low. 2. Add oil to crankcase. 3. Cooling fins and air passages 3. Remove obstruction from under engine blower housing cooling fins and air passages.
  • Page 40: The Toro Total Coverage Guarantee

    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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