Changing Engine Oil - Wh2000I Series; Air Filter Maintenance; Cleaning The Air Filter - Wh1000I - Westinghouse WH2000i Series Owner's Manual

MAINTENANCE
Changing Engine Oil – WH2000i Series
1. Stop the engine.
2. Let engine sit and cool for several minutes (allow
crankcase pressure to equalize).
3. Remove the engine service panel to gain access to
the oil fill/drain plug.
4. Place oil pan (or suitable container) under the oil fill/
drain plug.
5. With a damp rag, thoroughly clean around the oil
fill/drain plug.
6. Tilt the inverter so the oil drains down the trough
into the container (see Figure 40).
Figure 40 – Draining Engine Oil
7. Allow oil to completely drain.
8. Fill crankcase with oil following the steps outlined in
Adding Engine Oil – WH2000i Series on page 35.
NOTICE
Never dispose of used engine oil by dumping the
oil into a sewer, on the ground, or into groundwater
or waterways. Always be environmentally
responsible. Follow the guidelines of the EPA or
other governmental agencies for proper disposal
of hazardous materials. Consult local authorities or
reclamation facility.
9. Dispose of used engine oil properly.
36

air FiltEr MaintEnanCE

!
WARNING
Never use gasoline or other flammable
solvents to clean the air filter. Use only
household detergent soap to clean the
air filter.
Cleaning the Air Filter – WH1000i
The air filter must be cleaned after every 50 hours of
use or 3 months (frequency should be increased if
inverter is operated in a dusty environment).
1. Turn off the inverter and let it cool for several
minutes if running.
2. Remove the engine service panel to gain access to
the air filter.
3. Release the tabs for the air cleaner cover and tip
the cover down (see Figure 41).
Figure 41 – Air Cleaner Cover
4. Remove the foam element from the air cleaner
housing (see Figure 42).