Maintenance Service
Interval
Maintenance Procedure
Every 100 hours
• Change the engine oil.
• Check, clean and gap the spark plug.
• Check the battery .
• Check the clutch.
• Check and clean the engine cooling ns and shrouds (more often in dirty or dusty
conditions).
• Check the mower-deck belt(s).
Every 200 hours
• Change the engine-oil lter .
Every 250 hours
• Replace the primary air lter (more often in dirty or dusty conditions).
• Check the inner air lter (more often in dirty or dusty conditions).
Every 300 hours
• Check and adjust the valve clearance. Contact an Authorized Service Dealer .
Every 500 hours
• Replace the inner air lter (more often in dirty or dusty conditions).
• Adjust the caster-pivot bearing.
• Change the hydraulic lters and hydraulic uid.
Every 800 hours
• Replace the fuel lter .
Every 1,000 hours
• Replace the transmission belt.
Before storage
• Paint chipped surfaces.
• Perform all maintenance procedures listed above before storage.
Y early
• Grease the torsion idler .
• Grease the front caster pivots (more often in dirty or dusty conditions).
• Grease the caster-wheel hubs.
• Grease the motion controls.
• Apply anti-seize compound to the cushion knobs.
Important: Refer to your engine owner ’ s manual for additional maintenance procedures.
Pre-Maintenance Procedures
Releasing the Cushion for
Rear Access
Y ou can release the cushion for rear access to the
machine for maintenance or adjustment.
1. Lower the platform.
2. Loosen the twist knobs on each side of the
machine ( Figure 33 ).
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Figure 33
1. T wist knob
2. Cushion
3. Remove the cushion and lower it to the platform.
4. Perform any maintenance or adjustment on the
machine.
5. Raise the cushion, and slide it onto the pins on
both sides of the machine.
6. T ighten the twist knobs.
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