Westinghouse Portable Power | 21
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. Undo the screw and slide the spark plug access
cover off the top of the housing (see Figure 20).
Figure 20: Slide off spark plug cover
4. Remove the spark plug boot by firmly pulling the
plastic spark plug boot handle directly away from
the engine.
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.
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 21).
Figure 21: Remove spark plug with socket wrench
MAINTENANCE
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.
8. Inspect the spark plug for:
• Cracked or chipped insulator
• Excessive wear
• Spark plug gap of 0.032 in. (0.80 mm).
If the spark plug fails any one of the
conditions listed above, replace the plug.
NOTICE
Only use the recommended spark plug. See chart
below. Using a non- recommended spark plug could
result in damage to the engine.
9. Install the spark plug by carefully following the steps
outlined below:
a. Carefully insert the spark plug back into the
cylinder head. Hand-thread the spark plug until it
bottoms out.
b. Using the spark plug socket wrench provided,
turn the spark plug to ensure it is fully seated.
c. Replace the spark plug boot, making sure the
boot fully engages the spark plug’s tip.
d. Install the spark plug access cover.
Recommended Spark Plug Replacement:
Westinghouse
Model Number
Torch Spark
plug
Champion
Bosch
Autolite
iGen1200
A5RTC
RL12Y
W6B
284
SPARK PLUG GAP