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MAINTENANCE
18
Adding Engine Oil
1. Make sure generator is on a level surface.
2. Check oil level as described in “Checking Oil Level”.
3. If needed, using oil funnel (optional), slowly pour oil
into oil fill opening to the point of overflowing at oil fill
cap.
Changing Engine Oil and Oil Filter
Change the oil and filter after the first 8 hours of
operation. Change oil and filter every 100 hours thereafter.
If you are using your generator under extremely dirty or
dusty conditions, or in extremely hot weather, change the
oil more often.
KEEP OUT OF REACH OF CHILDREN. DON'T
POLLUTE. CONSERVE RESOURCES. RETURN
USED OIL TO COLLECTION CENTERS.
Change the oil and filter while the engine is still
warm from running, as follows:
1. Make sure unit is on a level surface.
2. Disconnect the spark plug wire from the spark plug
and place the wire where it cannot contact spark plug.
3. Clean area around oil drain plug.The oil drain plug is
located at base of engine, opposite carburetor.
4. Remove oil drain plug and drain oil completely into a
suitable container.
5. Reinstall oil drain plug and tighten securely.
6. Turn oil filter counterclockwise to remove and drain
oil completely into a suitable container.
7. Coat the gasket of a new oil filter with engine oil.
8. Turn the new filter clockwise until the gasket contacts
the filter adapter, then tighten an additional 3/4 turn.
9. Remove oil fill cap.
10. Using oil funnel (optional), slowly pour oil (about 51 oz.)
into oil fill opening to the point of overflowing at oil fill
cap. DO NOT overfill.
11. Reinstall oil fill cap. Finger tighten cap securely.
12. Wipe up any spilled oil.
Service Air Cleaner
Your engine will not run properly and may be damaged if
you run it using a dirty air cleaner.
Check the air cleaner every use and clean or replace the
paper air filter every 50 hours of operation or yearly,
whichever comes first. Clean or replace more often if
operating under dusty or dirty conditions. Clean or replace
the foam pre-filter every 25 hours of operation or sooner
under dusty or dirty conditions.
To clean or replace air cleaner components:
1. Loosen air cleaner cover screws and remove cover.
2. Remove foam pre-filter and paper filter from air
cleaner cover (Figure 16).
3. Wipe clean inside of air cleaner housing and cover
thoroughly.
4. To clean or replace the foam pre-filter, wash pre-filter
in a solution of household detergent and warm water,
then rinse thoroughly. Squeeze dry in a clean cloth.
5. Saturate foam pre-filter in clean engine oil and squeeze
in a clean, absorbent cloth to remove all excess oil.
DO NOT twist.
IMPORTANT: The engine will smoke during initial start-
up if too much oil is left in the pre-filter.
• Used motor oil has been shown to cause skin cancer in
certain laboratory animals.
• Thoroughly wash exposed areas with soap and water.
Avoid prolonged or repeated skin contact with used
motor oil.
CAUTION
Figure 16 — Service Air Cleaner