Spark Plug Maintenance - Westinghouse WH1000i Owner's Manual

4. Allow fuel to drain into the container, and then
tighten the float bowl drain screw.
NOTICE
Never dispose of fuel by dumping fuel 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.
5. Install the engine service panel.

SPARK PLUG MAINTENANCE

The spark plug must be checked and cleaned after
every 100 hours of use or 6 months and must be
replaced after 300 hours of use or every year.
1. Stop the inverter and let it cool for several minutes
if running.
2. Move the inverter to a flat, level surface.
3. Slide the spark plug access cover off the housing
(see Figure 34).
Figure 34 – Spark Plug Access Cover
(WH1000i Shown)
4. Remove the spark plug boot by firmly pulling the
plastic spark plug boot handle directly away from
the engine (see Figure 35).
MAINTENANCE
NOTICE
Never apply any side load or move the spark plug
laterally when removing the spark plug. Applying a
side load or moving the spark plug laterally may crack
and damage the spark plug boot.
Figure 35 – Removal of Spark Plug Boot
(WH1000i Shown)
5. Clean area around the spark plug.
6. Using the spark plug socket wrench provided,
remove the spark plug from the cylinder head (see
Figure 36).
Figure 36 – Removing Spark Plug
7. Place a clean rag over the opening created by the
removal of the spark plug to make sure no dirt can
get into the combustion chamber.
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