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Toro 74596, Operator'S Manual

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Toro 74596 Operator'S Manual Download Page 19

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.

Before each use or daily

• Check the safety interlock system.
• Check the engine oil level.
• Check the battery electrolyte level.
• Check the brake.
• Check the blades.
• Clean the mower housing.

Every 25 hours

• Grease and lubricate the machine. (Grease and lubricate it more frequently when

operating it in dusty or sandy conditions.)

• Clean and oil the air cleaner foam element.
• Check the spark plug.
• Check the tire pressure.
• Clean the outside of the engine.

Every 50 hours

• Change the engine oil. (Change the engine oil more frequently when operating the

machine in extremely dusty or sandy conditions.)

Every 100 hours

• Replace the air cleaner paper element. (Replace the air cleaner more frequently if

the operating conditions are extremely dusty or sandy.)

• Change the engine oil filter. (Change it more frequently when operating the machine

in dusty or dirty conditions.)

• Replace the spark plug.
• Replace the fuel filter.

Yearly or before storage

• Perform all the maintenance procedures listed above.
• Drain the fuel tank.
• Paint chipped surfaces.
• Charge the battery and disconnect the cables.

Important:

Refer to your engine operator’s manual for additional maintenance procedures.

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.

Lubrication

Greasing and Lubricating the
Machine

Service Interval:

Every 25 hours/Yearly (whichever comes

first)—Grease and lubricate the machine.
(Grease and lubricate it more frequently
when operating it in dusty or sandy
conditions.)

How to Grease the Machine

Note:

Grease the machine with a general-purpose grease.

1.

Disengage the blades (PTO).

2.

Set the parking brake.

3.

Stop the engine and wait for all moving parts to stop.

4.

Remove the ignition key.

5.

Clean the grease fittings with a rag, and scrape any
paint off the front of the fittings.

6.

Connect a grease gun to each fitting and pump grease
into it.

19

Summary of Contents for 74596

Page 1: ...Form No 3377 239 Rev A DH 220 Lawn Tractor Model No 74596 Serial No 313000001 and Up G017868 Register at www Toro com Original Instructions EN 3377 239 A ...

Page 2: ...vice genuine Toro parts or additional information contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready Figure 1 identifies the location of the model and serial numbers on the product Write the numbers in the space provided g020500 Figure 1 1 Model and serial number location Model No Serial No This manual identifies potential haza...

Page 3: ... Machine 15 Using the Recycle on Demand 16 Emptying the Grass Collector 16 Rear discharging the Grass Clippings 16 Using the Optional Towing Hitch 17 Operating Tips 18 Maintenance 19 Recommended Maintenance Schedule s 19 Lubrication 19 Greasing and Lubricating the Machine 19 Engine Maintenance 20 Servicing the Air Cleaner 20 Servicing the Engine Oil 21 Servicing the Spark Plug 23 Fuel System Maint...

Page 4: ... containers specifically designed for this purpose Refuel outdoors only and do not smoke while refuelling Add fuel before starting the engine Never remove the cap of the fuel tank or add fuel while the engine is running or when the engine is hot If fuel is spilled do not attempt to start the engine but move the machine away from the area of spillage and avoid creating any source of ignition until ...

Page 5: ...grass catcher before making height adjustment unless adjustment can be made from the operator s position Reduce the throttle setting during engine run out and if the engine is provided with a shut off valve turn the fuel off at the conclusion of mowing Maintenance and Storage Keep all nuts bolts and screws tight to be sure the equipment is in safe working condition Never store the equipment with f...

Page 6: ...s an Uncertainty Value K of 1 dBA The sound power level was determined according to the procedures outlined in ISO 11094 Vibration Hand Arm Measured vibration level for right hand 2 8 m s2 Measured vibration level for left hand 2 8 m s2 Uncertainty Value K 1 4 m s2 Measured values were determined according to the procedures outlined in EN 836 Whole Body Measured vibration level 0 3 m s2 Uncertaint...

Page 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 ...

Page 8: ...quid chemical burn hazard to perform first aid flush with water 4 Poison hazard keep children a safe distance from the battery 99 5340 1 KeyChoice turn to enable reverse mowing 104 3237 1 Parking brake 104 3238 1 Starting procedure 6 Lock the parking brake 2 Read the Operator s Manual 7 If the engine is cold move the throttle control lever to Choke 3 Check the engine oil level 8 Start the engine 4...

Page 9: ... do not operate on slopes greater than 10 degrees 4 Thrown object hazard crushing hazard bystanders keep bystanders a safe distance from the machine 5 Cutting hazard of hand or foot stay away moving parts keep all guards and shields in place 119 2726 1 Thrown object hazard keep bystanders a safe distance from the machine 2 Cutting hazard of hand or foot stay away moving parts keep all guards and s...

Page 10: ...e fuel tank outdoors in an open area when the engine is cold Wipe up any gasoline that spills Do not fill the fuel tank completely full Add gasoline to the fuel tank until the level is 1 4 to 1 2 inch 6 to 13 mm below the bottom of the filler neck This empty space in the tank allows gasoline to expand Never smoke when handling gasoline and stay away from an open flame or where gasoline fumes may b...

Page 11: ...l the fuel tank cap securely 5 Wipe up any gasoline that may have spilled 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 in Servicing the Engine Oil in the Maintenance section Using the Parking Brake Always set the parking brake whenever you stop the machine or leave it unattended Sett...

Page 12: ...t the height of cut lever to the highest position 7 when you transport the machine off the lawn to prevent damaging the blades 1 Push and hold in the button on the height of cut lever Figure 7 G017870 1 Figure 7 1 Height of cut lever 2 Shift the height of cut lever to the desired position 3 Release the button Starting the Engine 1 Open the fuel shut off valve located between the fuel tank and the ...

Page 13: ... the operation of the interlock switches daily and replace any damaged switches before operating the machine Replace switches every 2 years regardless of whether they are operating properly or not Understanding the Safety Interlock System The safety interlock system is designed to prevent the engine from starting unless You are sitting on the seat The brake pedal is depressed The blade control PTO...

Page 14: ...ne could operate unexpectedly causing personal injury Do not tamper with the interlock switches Check the operation of the interlock switches daily and replace any damaged switches before operating the machine Test the safety interlock system before you use the machine each time If the safety interlock system does not operate as described below have an Authorized Service Dealer repair the safety i...

Page 15: ... Driving the Machine Forward or Backward The throttle control regulates the engine speed as measured in RPM revolutions per minute Place the throttle control in the Fast position for best performance To go forward 1 Release the parking brake refer to Releasing the Parking Brake 2 Place your foot on the forward speed pedal and slowly press on the pedal to move forward Figure 14 G017875 1 2 Figure 1...

Page 16: ...r rearward to stop collecting the grass clippings and recycle them Emptying the Grass Collector When the grass collector is full a buzzer sounds and the grass collector must be emptied Important To prevent the discharge tunnel from getting clogged disengage the blades PTO when the buzzer sounds 1 Disengage the locking latch Figure 15 G017876 1 Figure 15 1 Locking latch 2 Disengage the blades PTO a...

Page 17: ...tor in the open position as desired 5 Before returning the grass collector to the operating position move the machine forward to clear the grass collector of the deposited grass 6 Slowly lower the dump lever to return the grass collector to the operating position Using the Optional Towing Hitch The machine is capable of towing non ground engaging attachments with a maximum weight of 150 kg 331 lb ...

Page 18: ...ght which is a good practice mow more often in early spring As the grass growth rate slows in mid summer mow less frequently If the grass is longer than normal or if it contains a high degree of moisture raise the cutting height higher than usual cut the grass at that setting and then cut the grass again at the lower normal setting If you must stop the machine while mowing you may leave a clump of...

Page 19: ... dusty or dirty conditions Replace the spark plug Replace the fuel filter Yearly or before storage Perform all the maintenance procedures listed above Drain the fuel tank Paint chipped surfaces Charge the battery and disconnect the cables Important Refer to your engine operator s manual for additional maintenance procedures CAUTION If you leave the key in the ignition switch someone could accident...

Page 20: ...11 Brake pedal shaft pivot points 2 50 Oil 12 Parking brake ring 1 50 Oil 13 Steering bearing 1 25 Grease 14 Left and Right Spindle grease fittings 2 25 Grease 15 Mower housing hinged pins 6 When removed Grease 16 Front axle pivot pins 2 When removed Grease Engine Maintenance Servicing the Air Cleaner Service Interval Every 25 hours Clean and oil the air cleaner foam element Every 100 hours Yearly...

Page 21: ...r element on a flat surface to remove dust and dirt 2 Inspect the element for tears an oily film and damage to the rubber seal Important Never clean the paper element with pressurized air or liquids such as solvents gasoline or kerosene Replace the paper element if it is damaged or cannot be cleaned thoroughly Installing the Foam and Paper Elements Important To prevent engine damage always operate...

Page 22: ...hanging the Engine Oil Service Interval After the first 5 hours Every 50 hours Change the engine oil more frequently when operating the machine in extremely dusty or sandy conditions 1 Start the engine and let it run for 5 minutes Note This warms the oil so that it drains better 2 Park the machine so that the drain side is slightly lower than the other side to ensure that the oil drains completely...

Page 23: ...ark plug Ensure that the air gap between the center and side electrodes is 0 030 inch 0 76 mm before installing the spark plug Use a spark plug wrench for removing and installing the spark plug and a gapping tool or feeler gauge to check and adjust the air gap Removing the Spark Plug 1 Disengage the blades PTO 2 Set the parking brake 3 Stop the engine and wait for all moving parts to stop 4 Remove...

Page 24: ...emely flammable and highly explosive A fire or explosion from gasoline can burn you and others and can damage property Drain gasoline from the fuel tank when the engine is cold Do this outdoors in an open area Wipe up any gasoline that spills Never smoke when draining gasoline and stay away from an open flame or where a spark may ignite the gasoline fumes 1 Park the machine so that the left front ...

Page 25: ... Figure 31 1 Fuel shut off valve 6 Open the hood 7 Squeeze the ends of the hose clamps together and slide them away from the old fuel filter Figure 31 8 Remove the old fuel filter from the fuel line 9 Install a new fuel filter and move the hose clamps close to it 10 Close the hood Electrical System Maintenance Replacing the Headlight Bulbs 1 Disengage the blades PTO 2 Set the parking brake 3 Stop ...

Page 26: ...een the battery terminals and the metal parts of the machine 1 Disengage the blades PTO 2 Set the parking brake 3 Stop the engine and wait for all moving parts to stop 4 Remove the ignition key 5 Lift up the seat to see the battery 6 Lift the rubber cover up off the negative black cable 7 Disconnect the negative black ground cable from the battery post Figure 35 g020503 Figure 35 1 Rubber cover 3 ...

Page 27: ...is just before you operate the machine This lets the water mix thoroughly with the electrolyte solution 1 Clean the top of the battery with a paper towel 2 Remove the filler caps Figure 36 3 Slowly pour distilled water into each battery cell until the level is up to the lower part of the tube Figure 36 Important Do not overfill the battery Electrolyte sulfuric acid can severely corrode and damage ...

Page 28: ... blades PTO 3 Set the parking brake 4 Stop the engine and wait for all moving parts to stop 5 Remove the ignition key 6 Pull the drive control out to the Push position Figure 13 7 If the rear wheels lock and skid when you push the machine forward you do not need to adjust the brake If the wheels turn and do not lock adjust the brake refer to Adjusting the Brake Adjusting the Brake 1 Check the brak...

Page 29: ... The mower will not function unless the grass collector is properly attached 2 Unlock the locking pin to allow for emptying the grass collector Cleaning the Grass Collector and Tunnel 1 Disengage the blades PTO 2 Set the parking brake 3 Stop the engine and wait for all moving parts to stop 4 Remove the ignition key 5 Remove the grass collector refer to Removing the Grass Collector 6 Clean the coll...

Page 30: ...ken the mower belt may be damaged Inspect the belt refer to Adjusting the Blade Drive Belt Removing the Blades 1 Remove the mower refer to Removing the Mower 2 Carefully tip the mower over 3 Remove the bolts washers and blades Figure 41 Wedge a block of wood between each blade and the mower to lock the blade when you are removing each bolt Note The right blade has a left hand threaded bolt 4 Inspe...

Page 31: ... the tunnel 9 Pull the idler arm assembly inward and remove the V belt from the pulley Figure 45 G017882 2 1 3 4 5 Figure 45 10 Remove both pins between the rear arm and the deck Important The relief spring is very strong Wedge the mower housing to ensure that it does not fly upward and cause damage 11 Remove the pin between the front arm linkage and the mower housing Figure 45 12 Remove the V bel...

Page 32: ...ne for 5 minutes to distribute the conditioned fuel through the fuel system C Stop the engine allow it to cool and drain the fuel tank refer to Draining the Fuel Tank D Start the engine and run it until it stops E Choke or prime the engine F Start and run the engine until it will not start again G Recycle the old fuel according to local codes H Close the fuel shut off valve Important Do not store ...

Page 33: ...ne 3 The air cleaner is dirty 3 Clean or replace the air cleaner element 4 The spark plug wire is loose or disconnected 4 Install the wire on the spark plug 5 A spark plug is pitted fouled or the gap is incorrect 5 Install a new correctly gapped spark plug 6 The choke is not closing 6 Adjust the throttle cable 7 There is dirt in the fuel filter 7 Replace the fuel filter 8 The idle speed is too low...

Page 34: ...ct an Authorized Service Dealer 1 The grass collector is not in place 1 Install the grass collector 2 The blade drive belt is worn loose or broken 2 Contact an Authorized Service Dealer The blades do not rotate 3 The blade drive belt is off the pulley 3 Contact an Authorized Service Dealer 1 The tire pressure is incorrect 1 Set the tire pressure 2 The mower is not level 2 Adjust the height adjustm...

Page 35: ...Schematics G017998 Electrical Schematic Rev A 35 ...

Page 36: ...Notes 36 ...

Page 37: ...Notes 37 ...

Page 38: ...Notes 38 ...

Page 39: ...rmation Toro Collects Toro Warranty Company Toro respects your privacy In order to process your warranty claim and contact you in the event of a product recall we ask you to share certain personal information with us either directly or through your local Toro company or dealer The Toro warranty system is hosted on servers located within the United States where privacy law may not provide the same ...

Page 40: ...turer 5Whichever occurs first 6Lifetime Frame Warranty If the main frame consisting of the parts welded together to form the tractor structure that other components such as the engine are secured to cracks or breaks in normal use it will be repaired or replaced at Toro s option under warranty at no cost for parts and labor Frame failure due to misuse or abuse and failure or repair required due to ...

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