Product Manual
Westinghouse Outdoor Power Equipment, LLC | 21
MAINTENANCE
ENGINE OIL CHANGE
WARNING
Accidental start-up. Remove the spark plug boot from
the spark plug when working on the generator. Also
remove the battery quick-connect plug from the battery.
When using the generator under extreme, dirty, dusty
conditions or in extremely hot weather, change the oil
more frequently. Change the oil while the engine is still
warm from operation.
1. Place the generator on a level surface and allow the
engine to cool for several minutes.
2. Remove the engine service cover. Disconnect the spark
plug wire from the spark plug and place the wire where
it cannot contact the spark plug.
3. Remove the oil access cover.
4. With a damp rag, clean around the oil dipstick. Remove
the dipstick and wipe clean.
5. Remove the rubber plug under the oil drain bolt and
place an oil pan or suitable container under the drain
hole.
6. Using a 10mm wrench, remove the oil drain bolt and
allow the oil the to drain.
Oil Drain Bolt
Rubber Drain Plug
7. Install the oil drain plug and tighten securely. Install the
rubber plug.
Note: A new oil drain plug crush washer is recommended
at each oil change.
Drain plug crush washer: Part# 94007
8. Slowly pour oil into the oil ll opening until oil the level
is between the L and H marks on the dipstick. Stop
frequently to check the oil level. DO NOT overll.
Maximum oil capacity: 0.63 US qt (0.60 L)
9. Replace the dipstick and hand-tighten.
10. Connect the spark plug wire and install the engine
service cover.
NOTICE
Do not pollute. Follow the guidelines of the EPA or other
governmental agencies for proper disposal of hazardous
materials. Consult local authorities or reclamation facility.
SPARK PLUG MAINTENANCE
Inspect and clean the spark plug after every 100 hours of
use or six months. Replace the spark plug after 300 hours
of use or every year.
1. Place the generator on a level surface and allow the
engine to cool.
2. Remove the engine service cover.
3. Remove the spark plug boot by rmly pulling the spark
boot directly away from the engine.
4. Clean the area around the spark plug.
5. Remove the spark plug with the included spark plug
socket wrench.
NOTICE
Never apply any side load or move the spark plug
laterally when removing the spark plug.
6. Inspect the spark plug. Replace if electrodes are
pitted, burned, or the insulator is cracked. Only use a
recommended replacement plug.
Recommended Spark Plug Replacement
Westinghouse
Model Number
Torch NGK Bosch Autolite
iGen4500DF
F7RTC BPR7ES WR5D 62
7. Measure the spark plug electrode gap with a wire-type
feeler gauge. If necessary, correct the gap by carefully
bending the side electrode.
Spark plug gap: 0.024 – 0.032 in. (0.60 – 0.80 mm)
0.024 - 0.032 in.
(0.60 - 0.80 mm)
Insulator
Side
Electrode
8. Carefully install the spark plug nger tight, then tighten
as additional 3/8 to 1/2 turn with the spark plug wrench.
9. Install the spark plug boot and engine service cover.