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Toro 74590 Operator's Manual

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Form No. 3325-983 Rev A
190-DH
Lawn Tractor
Model No. 74590—210000001 and Up
Operator's Manual
International English (GB)

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  • Page 1 Form No. 3325-983 Rev A 190-DH Lawn Tractor Model No. 74590—210000001 and Up Operator’s Manual International English (GB)

  • Page 2: Table Of Contents

    ......additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and Positioning the Seat .

  • Page 3: Safety

    Write the product model and serial numbers in the space Training below: Read the instructions carefully. Be familiar with the controls and the proper use of the equipment. Model No. Never allow children or people unfamiliar with these instructions to use the lawnmower. Local regulations can restrict the age of the operator.
  • Page 4 – If fuel is spilled, do not attempt to start the engine Stop the blades rotating before crossing surfaces other but move the machine away from the area of than grass. spillage and avoid creating any source of ignition When using any attachments, never direct discharge of until fuel vapors have dissipated.

  • Page 5: Toro Riding Mower Safety

    EN 1033 and EN 1032. The following list contains safety information specific to Toro products or other safety information that you must know that is not included in the CEN standard. Use only Toro-approved attachments. Warranty may be...

  • Page 7: Slope Chart

    Slope Chart...

  • 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. 104-2854 1. Crushing/dismemberment 2. Parking brake 99-7824 hazard—look back and 3.
  • Page 10 104-3240 1. Decrease height of cut 2. Increase height of cut 104-3243 1. To drive the mower, push 2. To push the mower, pull the lever in. the lever out. 104-2853 1. Increase the discharge 2. Decrease the discharge 104-3238 opening when mowing opening when mowing long, wet grass.

  • Page 11: Gasoline And Oil

    Danger In certain conditions, gasoline is extremely flammable and highly explosive. A fire or explosion from gasoline can burn you and others and can damage property. Fill the fuel tank outdoors, in an open area, when the engine is cold. Wipe up any gasoline that spills.

  • Page 12: Filling The Fuel Tank

    Add the correct amount of gas stabilizer/conditioner to the Controls gas. Become familiar with all of the controls (Fig. 2) before you Note: A fuel stabilizer/conditioner is most effective when start the engine and operate the machine. mixed with fresh gasoline. To minimize the chance of varnish deposits in the fuel system, use fuel stabilizer at all times.

  • Page 13: Cruise Control

    Cruise Control 2. Pull the blade control (PTO) out to Engaged (Fig. 4). Note: The PTO light on the dash will turn on when the 1. Accelerate to the speed you would like to retain. PTO is engaged (Fig. 5). 2.

  • Page 14: Hour Meter

    Hour Meter The hour meter is located on the instrument panel (Fig. 2). It shows the total number of hours the machine has been operated. Setting the Height of Cut m–4934 The height-of-cut lever (deck lift) is used to raise and lower Figure 7 the mower to the desired cutting height.

  • Page 15: The Safety Interlock System

    2. Sit down on the seat. 3. Set the parking brake; refer to Setting the Parking Brake, page 12. Note: The engine will not start unless you set the parking brake or fully depress the brake pedal. 4. Disengage the PTO (Fig. 10). Note: The engine will not start if the PTO is engaged.

  • Page 16: Testing The Safety System

    Understanding the Safety Interlock If you need to use the PTO while backing up, you can turn off this interlock feature using the KeyChoice switch System located near the seat bracket (Fig. 12). The safety interlock system is designed to prevent the 1.

  • Page 17: Pushing The Machine By Hand

    2. Move the PTO to Disengaged and release the parking To Operate the Machine brake. Turn the ignition key to Start; the engine should 1. Set the parking brake and push the drive control in to not crank. the Operate position. This engages the drive system 3.

  • Page 18: Stopping The Machine

    Stopping the Machine Towing Attachments To stop the machine, release the traction control pedal or The tractor is equipped for towing attachments with a reverse speed pedal, disengage the PTO, and turn the maximum weight of 150 kg (331 lb.). ignition key to Off to stop the engine.

  • Page 19: Maintenance

    Mowing Direction When Stopping Alternate mowing direction to keep the grass standing If the machine must be stopped while mowing, a clump of straight. This also helps disperse clippings which enhances grass clippings may drop onto your lawn. To avoid this: decomposition and fertilization.

  • Page 20: Engine Oil

    Maintenance Service Maintenance Procedure Interval Replace the oil filter. Every 100 hours Replace the paper air cleaner. Perform all of the maintenance procedures listed above. Check the belts for wear or cracks. Drain the gasoline. Before storage Paint chipped surfaces. Charge the battery and disconnect the cables.
  • Page 21 4. Unscrew the oil dipstick and wipe the metal end clean (Fig. 18). 5. Screw the oil dipstick fully onto the filler tube (Fig. 18). Unscrew the dipstick again and look at the metal end. If the oil level is low, slowly pour only enough oil into the filler tube to raise the level to the Full mark.

  • Page 22: Brake

    Brake Tire Pressure The brake is on the right side of the rear axle, inside the Maintain the air pressure in the front tires at 120 kPa and in rear tire (Fig. 21). If the tractor requires more than one the rear tires at 100 kPa.
  • Page 23 Where to Add Grease Figure 23 Lubrication List Item Name Quantity Interval (hours) Lubricant Front wheel—grease fitting Grease Steering ball joints Steering sector gear Grease Steering pinion gear Grease Steering shaft bearing Steering shaft bearing Motion lever—grease fitting Grease Shaft hub for lifting the mower deck Motion link ball joints Brake pedal hub Parking brake ring...

  • Page 24: Fuse

    Fuse Service Interval/Specification The electrical system is protected by fuses. They are located beneath the hood, near the fuel tank (Fig. 24). No maintenance is required, however, if a fuse blows check the circuit wiring for a short. To replace a fuse, pull up to remove it from the socket. Push down to insert it.

  • Page 25: Battery

    Battery Service Interval/Specification Check the electrolyte level in the battery before each use. Always keep the battery clean and fully charged. Use a paper towel to clean the battery and battery box. If the battery terminals are corroded, clean them with a solution of four parts water and one part baking soda.

  • Page 26: Spark Plug

    Adding Water to the Battery 4. Install the battery in the chassis; refer to Installing the Battery, page 25. The best time to add distilled water to the battery is just before you operate the machine. This lets the water mix Spark Plug thoroughly with the electrolyte solution.

  • Page 27: Draining The Fuel Tank

    Checking the Spark Plug(s) Danger 1. Look at the center of the spark plug(s) (Fig. 30). If you see light brown or gray on the insulator, the engine is In certain conditions, gasoline is extremely operating properly. A black coating on the insulator flammable and highly explosive.

  • Page 28: Fuel Filter

    Fuel Filter Removing the Foam and Paper Elements 1. Disengage the PTO, set the parking brake, stop the Service Interval/Specification engine, and remove the ignition key. Replace the fuel filter after every 100 operating hours or 2. Open the hood. yearly, whichever occurs first.

  • Page 29: Cutting Blade

    Cleaning the Foam and Paper Elements Cutting Blade 1. Foam Element (Fig. 34): To ensure a superior quality of cut, keep the blades sharp. For convenient sharpening and replacement, you may want A. Wash the foam element in liquid soap and warm to have extra blades.

  • Page 30: Removing The Mower

    Installing the Blade(s) 1. Install the blade, washer, and blade bolt (Fig. 35). Important The bent edges of the blade must be pointing toward the top of the mower to ensure proper cutting. 2. Position the blades 90 degrees to each other (Fig. 38). 3.

  • Page 31: Installing The Mower

    4. Loosen the two hex nuts on the idler pulley (Fig. 40). 5. Adjust the M10 nut until the belt flexes 5 mm with 3 kp of force (Fig. 40). Figure 40 Figure 39 Top View 1. Idler pulley and idler arm 6.

  • Page 32: Grass Collector

    Cleaning the Grass Collector and Tunnel If the holes on the grass collector bag become clogged with dirt and grass or if the full-bag sensor is dirty, the collector must be cleaned. 1. Disengage the PTO, set the parking brake, stop the engine, and remove the ignition key.

  • Page 33: Troubleshooting

    B. Run engine to distribute conditioned fuel through engine and distribute the oil inside the cylinder. Install the fuel system (5 minutes). the spark plug(s); refer to Spark Plug, page 26. Do not install the wire on the spark plug(s). C.
  • Page 34 Problem Possible Causes Corrective Action The engine will not start, starts 1. The operator is not seated. 1. Sit on the seat. hard, or fails to keep running. f il t k 2. The fuel tank is empty. 2. Fill the fuel tank with gasoline. 3.
  • Page 35 Problem Possible Causes Corrective Action The blade(s) does not rotate. 1. The blade drive belt is worn, 1. Install a new blade drive belt. loose, or broken. 2. The blade drive belt is off of the 2. Install the blade drive belt and pulley.

This manual is also suitable for:

190-dh

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