17 - ENG
TROUBLESHOOTING
Risk of Unsafe Operation. Unit cycles automatically when
power is on. When servicing, you may be exposed to voltage sources, com-
pressed air, or moving parts. Before servicing unit unplug or disconnect elec-
trical supply to the air compressor, bleed tank of pressure, and allow the air
compressor to cool.
Problem
Possible Cause
Solution
The compressor
does not run.
□
There is a loss of power or
the motor is overheated.
□
Check for proper use of extension cord.
□
There is no power to the
unit.
□
Check to be sure the unit is plugged in.
□
The circuit breaker has
tripped or a fuse has blown
at the main power source.
□
Check the fuse/breaker.
□
The thermal overload
protector is actuated.
□
Turn the air compressor OFF (O).
□
Unplug the air compressor and wait until
the compressor cools down.
□
Plug the air compressor into an approved
outlet.
□
Turn the air compressor AUTO (I).
□
The pressure switch is bad.
□
Bring the compressor to a service center.
□
The compressor has reached
automatic shutoff pressure.
□
Release the air from the tank until the
compressor restarts automatically.
The motor hums
while running
slowly, or it does
not run at all.
□
There is low voltage from
the power source.
□
Call an electrician.
□
The wrong gauge wire or
length of extension cord is
being used.
□
Check for proper gauge wire and cord
length.
□
There is a shorted or open
motor wiring.
□
Bring the compressor to a service center.
□
There is a defective check
valve or unloader.
□
Bring the compressor to a service center.
The fuses blow
or circuit breaker
trips repeatedly.
□
The incorrect fuse type is
being used.
□
Check for the proper fuse.
□
Use a time-delay fuse. Disconnect other
electrical appliances from the circuit
or operate the compressor on its own
branch circuit.
□
The wrong gauge wire or
length of extension cord
is used.
□
Check for the proper gauge wire and
cord length.
□
There is a defective check
valve or unloader.
□
Bring the compressor to a service center.
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