Toro Groundsmaster 4000 Operator's Manual page 44

Maintenance Service
Interval
Every 800 hours
Every 1,000 hours
Every 2 years
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 do any maintenance.
Maintenance Procedure
• Drain and clean the fuel tank. (also if the fuel system is contaminated).
• Change the front planetary-gear oil or yearly, whichever comes first.
• Change the rear-axle oil.
• Check the rear wheel toe-in.
• Inspect the blade-drive belt.
• Change the hydraulic fluid.
• Change the hydraulic filters.
• Inspect the side mower-deck damper.
• Inspect the mower deck caster-wheel assemblies.
• Check and adjust the valve clearance.
• Flush the cooling system and replace the fluid.
• Replace moving hoses.
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