Benchmark BG4500i, Manual

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7.1 MAINTENANCE SCHEDULE
Regular maintenance will improve performance and extend the service life of the
generator. Maintain the generator according to the maintenance schedule below.
NOTE
Service more frequently when used in dusty areas.
These items should be serviced by an authorized service center, unless
you have the proper tools and are mechanically proficient. Refer to
manual for service procedures.
Before Each Use
Check engine oil level
Inspect air filter
First 5 Hours or First Month
Change engine oil
Every 50 Hours or 6 Months
Check and clean air filter
1
Check and clean sediment cup
Every 100 Hours or 12 Months
Change engine oil
2
Inspect/clean spark arrestor
Inspect/clean spark plug
Inspect/clean fuel line
1
Every 300 Hours
Replace spark plug
Replace air filter
Clean combustion chamber
3
Inspect/adjust valve clearance
3
Clean fuel tank and strainer
1 Replace air filter if it cannot be adequately cleaned.
2 Change oil after every 100 hours or yearly, whichever comes first. Service more
frequently when operating under heavy load or in high temperatures.
3 Recommend service to be performed by authorized service dealer.
BG4500i