Generator yearly

maintenance checklist

- Change engine oil
-

- Change engine oil filter

- Check valves (adjust if needed)

- Inspect air filter (replace if needed)

- Inspect spark plugs (replace if needed)

- Inspect fuel system

- Inspect exhaust system

- Inspect enclosure

& insure all openings

are unobstructed

- Check battery (terminations,

connections & water level)

- Check all connections

(electrical & mechanical)

- Check operation

of battery charging equipment

- Simulate temporary loss of power

from utility company if requested

& observe proper operation

(generator start, power transfer

& shutdown)

This is typically only done

this on exterior transfer

switches.

- Check generator voltage& Hz

(adjust if needed)