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Troubleshooting Chart
Trouble
No start condition
Low pressure
Safety valve releasing Defective pressure switch
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
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
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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