Generac Power Systems A-2624 - Manual (Page 12)

When oil has drained, install and tighten drain hose cap.
Remove oil dipstick and fill crankcase with the recom­
mended oil (See Page 9). The engine crankcase can hold
about 1.7 liters (1.5 quarts). DO NOT FILL ABOVE “FULL”
MARK.
Install and tighten dipstick cap before operating engine.
Figure 10 — Oil Drain Hose and Cap
CHANGE OIL FILTER
Replace the engine oil filter after the first 25 hours of
operation, every 200 operating hours thereafter.
• Turn oil filter counterclockwise to remove (Figure 11).
• 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 check­
ing for leaks. Filter will retain some oil.
Figure 11 —Engine Oil Filter
• Turn KNOB counterclockwise to loosen.
• Remove COVER, FOAM PRE-CLEANER and PAPER FIL­
TER.
• Remove foam pre-cleaner from cover
• Wash foam pre-cleaner in liquid detergent and water.
• Wrap foam pre-cleaner in a cloth and squeeze dry.
• Saturate foam pre-cleaner in engine oil. Squeeze to
remove excess oil and to distribute oil.
• Install foam pre-cleaner Into cover, followed by paper filter.
Tabs at edges of paper filter must lock into slots on cover.
Once each year or every 100 operating hours
(whichever comes first), replace the paper filter. The
new replacement filter must be a flame retardent type.
Figure 12 — Engine Air Cleaner
CLEAN AIR INTAKE SCREEN
Clean all foreign material from the air intake screen
(Figure 13) at lease once every 100 hours of operation.
Clean more often if necessary.
Inspect the area around the generator exhaust muffler
periodically and remove all grass, leaves, dirt, etc. from
this area.
Figure 13 — Cleaning Air Intake Screen
ENGINE AIR CLEANER
Clean and re-oil the foam pre-cleaner every three
months or ever 25 hours of operation, whichever
occurs first. Service the foam pre-cleaner more fre­
quently if you operate the generator in extremely dusty
or dirty conditions (Figure 12):
ENGINE SPARK PLUGS
Clean engine spark plugs and set gap to 0.030 inch
(0.76mm) every 100 hours of operation (Figure 14).
Clean by scraping or wire brushing and washing with,
commercial solvent. DO NOT BLAST CLEAN SPARK
PLUGS.
— 1 2 —