GE A4021 - Manual (Page 13)

MAINTENANCE
This section includes information about simple main­
tenance which includes the following tasks:
• Checking engine oil ievei.
• Changing engine oil.
• Changing oil filter.
• Changing the air cleaner.
• Cleaning the air intake screen.
• Cleaning spark plugs.
CHECKING ENGINE OIL LEVEL
Check engine crankcase oil level at least every eight
hours of operation, or before each use (Figure 7).
Figure 7 — Oil Dipstick and Fill Tube
• Be sure the generator is as level as possible.
• Remove oil dipstick and wipe dry with clean, lint-free
cloth.
• Install and tighten oil dipstick, then remove again.
• Oil should be at dipstick FULL mark. If necessary, add
the recommended oil to the FULL mark only. DO NOT
FILL ABOVE “FULL” MARK.
• Install and tighten oil dipstick cap before operating the
engine.
NOTE: See “Engine Oil Requirements” on Page 10
for recommended oils.
CHANGE ENGINE OIL
Change engine oil after the first 25 hours of operation
(after the 25-hour break in period. Page 9).
Thereafter, change oil eve|y 50 operating hours.
Change oil more frequently if operating consistently
under heavy load or at high ambient temperatures.
• Warm up engine for at least five minutes, then shut down.
With engine still warm from running, clean area around
oil drain plug and remove oil drain plug (Figure 8). Drain
oil completely into a suitable container.
Figure 8 — Location of Oil Drain Plug
OIL DRAIN
PLUG
• When oil has drained, install and tighten drain plug.
• Remove oil dipstick and fill crankcase with the recom­
mended oil (See Page 10). The engine crankcase can
hold about 1 quart (950ml). DO NOT FILL ABOVE “FULL"
MARK.
• Install and tighten dipstick cap before operating engine.
CHANGE OIL FILTER
Replace the engine oil filter after the first 25 hours of
operation, every 100 operating hours thereafter.
• Turn oil filter counterclockwise to remove (Figure 9).
Figure 9 — Replacing Engine Oil Filter
• Coat gasket of new filter with engine oil.
• Turn new filter clockwise until its gasket contacts tightly
with the filter adapter. Then tighten with an additional 3/4
to one turn by hand.
• Run engine and check for leaks.
NOTE: Check oil level and fill to full mark after
checking for leaks. Filter will retain some oil.
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