Troubleshooting
Problem
The compressor does not
run.
The motor hums while
running slowly, or it does not
run at all.
The compressor is making
squealing sounds.
The compressor is
experiencing restricted air
intake.
Possible Cause
□
The tank has insufficient
pressure.
□
There is no eletrical power
to the unit.
□
The circuit breaker has
tripped or a fuse has blown
at the main power source.
□
The thermal overload
protector is actuated.
□
There is loss of power or
overheating.
□
The pressure switch is bad.
□
There is low voltage from
the power source.
□
There are loose eletrical
connections.
□
There is a shorted or open
motor wiring.
□
There is a defective check
valve or unloader.
□
The compressor pump has
no oil.
□
The belt is too loose.
□
The air filter is dirty.
Solution
□
When the tank pressure drops, the
compressor will turn on to cut-in
pressure.
□
Verify the wiring connection inside the
pressure switch and the terminal box
area.
□
Check the fuse/breaker to determine the
underlying cause.
□
Turn the air compressor OFF ( O ).
□
Wait until the compressor cools down.
□
Depress the red reset button on the
motor.
□
Turn the air compressor to AUTO ( I ).
□
Verify the wiring.
NOTE: Long lengths of electrical wiring
could cause power loss to the motor.
□
Replace the pressure switch.
□
Check the voltage with a voltmeter.
□
Verify the wiring connections inside the
pressure switch and the terminal box
area is secure.
□
Bring the compressor to a service center.
□
Bring the compressor to a service center.
□
Check the pump oil.
□
Check the belt tension.
□
Clean or replace the air filter.
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Please contact 1-888-43-HUSKY for further assistance.
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