Holder C-Trac 4.74 - Manual (Page 159)

C 4.74
Operating instructions
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Maintenance schedule
Interval Service or check
Maintenance as required Adjust the speedometer
Check the air cleaner system
Periodic maintenance
Maintenance every 125 hours
Check the cooling system
Clean cooling system
Check the battery and cable terminals
Check hydraulic oil level, see page 48
Check the high pressure hoses
Check the steering cylinder and orbitrol
Check the brake fluid level for the foot brake
Check the braking system
Grease the vehicle
Tighten nuts and bolts
Tighten wheel nuts
Check the electrical system
Clean the fresh air filter
Maintenance every 500 hours Change the engine oil
Change the engine oil filter
Check hose couplings for leaks
Check the heating system
Routine maintenance