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Troubleshooting Chart
Trouble
No start
condition
Low pressure
Safety valve re-
leasing
Oil discharge in
air
Excessive belt
wear
During the break-in period, nuts and bolts have a tendency to loosen.
After two weeks, tighten all nuts and bolts including head bolts.
Check every month to make sure all nuts and bolts stay tight.
16
troubleshooting
Possible Cause
Gas engine not running
Air leak in safety valve
Loose tube or fittings
Restricted air filter
Belt loose
Defective check valve
Defective pressure
switch
or improper adjustment
Improper oil viscosity
Too much oil in
crankcase
Restricted air filter
Worn piston rings
Belt too loose
Belt too tight
Motor pulley out of
alignment
Corrective Action
Check operation of gas
engine and ensure that
the fuel valve is open.
Check valve manually by
pulling upward on rings.
If condition persists,
replace valve.
Tighten fittings
Clean or replace
Adjust belt tension
Replace check valve
Check for proper
adjustment and if
problem persists, replace
pressure switch
Replace oil with 20-30
weight non-detergent oil
Drain crankcase and fill
to proper level
Clean or replace filter
Replace piston rings
Adjust for proper tension
Adjust for proper tension
Align motor pulley by
adjusting the position of
the electric motor
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