Maintenance; Recommended Maintenance Schedule(S); Maintenance Safety - Toro 23521 Operator's Manual

Maintenance

Note:
Determine the left and right sides of the machine from the normal operating position.

Recommended Maintenance Schedule(s)

Maintenance Service
Interval
Before each use or daily
Every 25 hours
Every 100 hours
Every 100 hours or yearly,
whichever comes first
Before storage
Yearly
CAUTION
If you leave the key in the switch, someone could accidently start the engine and seriously
injure you or other bystanders.
Remove the key from the switch before you perform any maintenance.

Maintenance Safety

•
Disconnect the spark-plug wire from the spark plug before performing any maintenance procedure.
•
Wear gloves and eye protection when servicing the machine.
•
The blade is sharp; contacting the blade can result in serious personal injury. Wear gloves when servicing
the blade.
•
Never tamper with safety devices. Check their proper operation regularly.
•
Tipping the machine may cause the fuel to leak. Fuel is flammable and explosive, and can cause personal
injury. Run the engine dry or remove the fuel with a hand pump; never siphon the fuel.
Maintenance Procedure
• Check the engine-oil level.
• Clean the cooling system (more often in dusty, dirty conditions).
• Inspect the condition of the tires.
• Clean the engine air-intake screen.
• Inspect the blade.
• Remove debris from the machine.
• Clean the air-cleaner foam element (more often in dusty, dirty conditions).
• Check tire pressure.
• Check the belts for wear/cracks.
• Replace the in-line fuel filter.
• Clean the engine-cooling fins and shrouds.
• Change the engine oil and oil filter (more often in dirty or dusty conditions).
• Charge the battery and disconnect battery cables.
• Change the engine oil and filter.
• Service the air cleaner.
• Empty the fuel tank.
• Lubricate inside the engine cylinder.
• Replace the air-cleaner paper and foam elements (more often in dusty, dirty
conditions).
• Check and adjust the valve clearance. Contact an Authorized Service Dealer.
• Change the spark plug(s).
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