· - MAINTENANCE
Regular maintenance will extend the life of this generator and improve its performance. The warranty does not cover
items that result from operator negligence, misuse, or abuse. To receive full value from the warranty, operator must
maintain the generator as instructed in this manual, including proper storage.
A wARNING!
A CAUTION!
A CAUTION!
Before inspecting or servicing this machine, make sure the engine is off and no parts are
moving. Disconnect the spark plug wire and move it away from the spark plug.
If you are unsure of how to perform a maintenance task, have the unit serviced by a
DuroMax dealer.
Only use specified DuroMax replacement parts.
Maintenance Schedule
Pre-Operation Steps
Before starting the engine, perform the following pre-operation steps:
• Check the level of the engine oil and the fuel tank level. Check for any leakage.
• Check fuel hose for cracks or damage. Replace if necessary.
• Make sure the air filter is clean.
• Remove any debris that has collected on the generator and around the muffler and controls. Use a vacuum cleaner to
pick up loose debris. If dirt is caked on, use a soft bristle brush.
Inspect the work area for hazards.
After Each Use
Follow the following procedure after each use:
• Shut off engine.
• Store unit in a clean and dry area.
After First 5 Hours Change Oil.
After 8 Hours or Daily
Clean Debris.
Check Engine Oil Level.
6 Months (100 hr Use) Check and Clean Air Filter Element. (Service more often under wet or dusty conditions.)
Change Engine Oil. (Service more often under dirty or dusty conditions.)
Check Muffler Screen. Replace if necessary.
Service Spark Plug.
Inspect Muffler and Spark Arrester.
12 Months (300 hr Use) Clean Fuel Filter. Replace if necessary.
Check Crankcase Breather Hose for cracks or damage. Replace if necessary.
De-carbonize cylinder head. See dealer.
Check and adjust Valve Clearance. See dealer.
Check all Fittings and Fasteners. See dealer.
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