30
troubleshooting
PROBLEM
POSSIBLE CAUSE
SOLUTION
Overheating
Poor ventilation
Relocate compressor to an area
with cool, dry, well circulated air,
at least 12 in. from nearest wall.
Dirty cooling surfaces
Clean all cooling surfaces
thoroughly.
Restricted air passages
Replace transfer tubes and/or
unloader.
Excessive belt
wear
Pulley out of alignment
Realign pulley with compressor
flywheel.
Improper belt tension
Readjust.
Pulley wobbles
Replace the pulley and check for
a damaged crankshaft or
flywheel.
Compressor
won’t start
in cold
temperatures
Too much back pressure
in tank
Open petcock when starting
motor.
40W oil in crankcase
Use synthetic, non-detergent air
compressor oil.
Compressor too cold
Move compressor to a warmer
location.
