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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 rst 5 operating

hours

• Change the engine oil.

Before each use or daily

• Check the engine oil level.

• Check the blade brake clutch operation.

• Check the air cleaner for dirt and /or damage and clean or replace it if necessary.

• Clean grass clippings and dirt from under the mower.

Every 25 hours

• Clean the blade brake clutch shield.

Before storage

• Empty the fuel tank before repairs as directed and before annual storage.

Yearly

• Clean the air lter (more frequently in dusty operating conditions).

• Change the engine oil.

• Lubricate the upper handle.

• Replace the blade or have it sharpened (more frequently if the edge dulls quickly).

• Refer to your Engine Operator’s Manual for any additional yearly maintenance

procedures.

Important:

Refer to your Engine Operator’s Manual for additional maintenance procedures.

Preparing for Maintenance

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

2. Disconnect the spark plug wire from the spark plug

(Figure 41) before performing any maintenance
procedure.

Figure 41

3. After performing the maintenance procedure(s),

connect the spark plug wire to the spark plug.

Important:

Before tipping the mower to change

the oil or replace the blade, allow the fuel tank to
run dry through normal usage. If you must tip the
mower prior to running out of fuel, use a hand fuel
pump to remove the fuel. Always tip the mower
onto its side with the air filter up.

Tipping the mower may cause the fuel to leak.
Gasoline is flammable, explosive and can cause
personal injury.

Run the engine dry or remove the gasoline with a
hand pump; never siphon.

Servicing the Air Cleaner

1. Press down on the latch tabs on top of the air cleaner

cover (Figure 42).

Figure 42

1. Latch tabs

2. Open the cover.

3. Remove the air filter (Figure 43).

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Summary of Contents for 10797

Page 1: ...uipped with a spark arrester muf er It is a violation of California Public Resource Code Section 4442 to use or operate the engine on any forest covered brush covered or grass covered land Other state...

Page 2: ...ting the engine If the machine should start to vibrate abnormally stop the engine and check for the cause immediately Vibration is generally a warning of trouble Always wear eye protection when operat...

Page 3: ...achine free of grass leaves or other debris build up Clean up oil or fuel spillage and remove any fuel soaked debris Allow machine to cool before storing If you strike a foreign object stop and inspec...

Page 4: ...king the level with the dipstick until the dipstick indicates that the engine is full as illustrated in Figure 5 Do not over ll Max ll 0 58 quart 0 55 l type SAE 30W detergent oil with an API service...

Page 5: ...top of the mulch plug lever must lie fully in the bottom of the channel Figure 6 Figure 6 1 Top of mulch plug lever in switch channel 1 Insert the mulch plug into the mower if it isn t already install...

Page 6: ...burn you and others To prevent a static charge from igniting the gasoline place the container and or mower directly on the ground before lling not in a vehicle or on an object Fill the tank outdoors w...

Page 7: ...l out of it as directed in Changing the Engine Oil 3 Install the dipstick securely Adjusting the Cutting Height Adjusting the cutting height may bring you into contact with the moving blade causing se...

Page 8: ...h that prevents you from starting the mower unless you rst install the mulch plug or the grass bag securely on the mower 1 Install the mulch plug Figure 18 or the grass bag Figure 19 on the mower Figu...

Page 9: ...24 1 Nudge here Note If when backing up after self propelling the mower does not roll backward freely nudge the mower forward about an inch or two without engaging the self propel drive Figure 24 the...

Page 10: ...ple it into a ball small enough to go under the mower housing about 3 inches or 76 mm in diameter 4 Place the newspaper ball about 5 inches 13 cm in front of the mower Figure 28 Figure 28 5 Start the...

Page 11: ...d install a new Lawn Boy replacement bag The blade is sharp contacting the blade can result in serious personal injury Stop the engine and wait for all moving parts to stop before leaving the operatin...

Page 12: ...ppings Important The mower has a safety switch that prevents you from starting the mower unless you rst install the mulch plug securely on the mower refer to Mulching the Clippings Installing the Side...

Page 13: ...dry grass or leaves Wet grass and leaves tend to clump on the yard and can cause the mower to plug or the engine to stall Wet grass or leaves can cause serious injury if you slip and contact the blad...

Page 14: ...any additional yearly maintenance procedures Important Refer to your Engine Operator s Manual for additional maintenance procedures Preparing for Maintenance 1 Stop the engine and wait for all moving...

Page 15: ...ance procedures refer to Preparing for Maintenance 2 Turn the fuel valve to the Off position to prevent any fuel leakage 3 Remove the dipstick Figure 44 Figure 44 4 Tip the mower onto its side with th...

Page 16: ...ng the Self propel Drive If your mower does not self propel properly adjust the self propel drive cable 1 Loosen the nut on the cable mount Figure 49 Figure 49 1 Cable mount 2 Pull the upper handle ba...

Page 17: ...spark plug Refer to Preparing for Maintenance 2 Tip the mower onto its side with the air lter up 3 Remove the 2 blade nuts and the stiffener Figure 52 Figure 52 1 Blade nuts 2 Stiffener 4 Remove the...

Page 18: ...mower to a dry area 3 Run the engine for a few minutes to dry the housing to prevent it from rusting Storage Store the mower in a cool clean dry place Preparing the Mower for Storage Gasoline vapors...

Page 19: ...ot pedal and hold it down 2 Move the handle all the way forward and loosen the upper handle knob Figure 57 Figure 57 3 To unfold the handle refer to Unfolding the Handle Removing the Mower from Storag...

Page 20: ...btaining Warranty Service If you think that your Lawn Boy product contains a defect in materials or workmanship follow this procedure 1 Contact any Authorized Lawn Boy Service Dealer to arrange servic...

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