TROUBLESHOOTING
PNEUMATIC TOOL/COMPRESSOR PROBLEMS
COMPRESSOR USES TOO MUCH OIL
PISTON RINGS NOT SEATED
SAFETY RELIEF VALVE POPS OPEN
DOESN'T WORK PROPERLY
PROBLEM
EXCESSIVE VIBRATION
COMPRESSOR KNOCKS
AIR LEAKS FROM
SAFETY RELIEF VALVE
TOOL, SPRAYER,
OR OTHER ACCESSORY
CORRECTIVE ACTION
Tighten parts and check belt tension.
Tighten belt if needed.
Check and replace worn parts
Check and replace worn or broken valves
Remove and clean check valve
Clean or replace filter
Drain and replace oil
Drain oil to proper level
Replace crankcase breather valve
Increase load or stop compressor
when not needed
Provide protection against extreme
weather conditions
Replace piston rings See below
Have authorized service dealer adjust
pressure switch
Have authorized service dealer adjust
pressure switch
Have switch serviced by authorized
service dealer
Pull on ring and release. Replace valve if
leak continues.
Adjust regulator to provide pressure
recommended by product manufacturer
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