Spark arrestor muffler, Engine spark plug, Fuel filter – Generac Power Systems 0940-1 User Manual

Page 14: Engine spark plug fuel filter, Warning, High voltage

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• Remove air cleaner cover, then remove paper filter.

• Clean air filter by gently tapping it on a solid surface. If

the filter is too dirty, replace it with a new one. Dispose of
the old filter properly.

• Clean air cleaner cover then insert new paper filter into

cover and assemble to the base of the air cleaner.

CLEAN AIR INTAKE SCREEN

Clean all foreign material from the air intake screen

(Figure 5) 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 5 — Clean Air Intake Screen

SPARK ARRESTOR MUFFLER

The spark arrestor must be maintained in effective
working order by the vehicle owner/operator.

In the State of California, the preceding is required by
law (Section 4442 of the California Public Resources

Code). Other states may have similar laws. Federal
laws apply on federal lands.

Inspect and clean the spark arrestor every 100 hours

of operation.

To remove the spark arrestor, remove the exhaust
tubing connected to the muffler and then remove the
screw that attaches the arrestor to the muffler.

Replace the cone-shaped spark arrestor if torn, perfo­
rated or otherwise damaged.

ENGINE SPARK PLUG

Clean engine spark plug and set gap to 0.030 inch
(0.76mm) every 100 hours of operation (Figure 6).
Clean by scraping or wire brushing and washing with
commercial solvent. DO NOT BLAST CLEAN SPARK

PLUG.

Figure 6 — Setting Gap on Spark Plug

CAUTION; Sparking can occur if wire terminal
does not fit firmly over spark plug terminal end. If

necessary, reform wire terminal to obtain a tight fit.

FUEL FILTER

Remove and replace fuel filter (Figure 7) every 100
hours of operation or once each year, whichever

occurs first.

Figure 7 — Fuel Filter

All repairs of the inverter MUST be handled by an
authorized service dealer (see Figure 8).

Figure 8 — Inverter Warning Label

WARNING

H

HIGH VOLTAGE

UNIT TO BE SERVICED ONLY
BY AN AUTHORIZED GENERAC
SERVICE DEALER.
ALLOW 2 MINUTES FOR UNIT TO

POWER DOWN BEFORE OPENING

TO REDUCE RISK OF INJURY OR

ELECTROCUTION.

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