Trouble Shooting
• Excessive wire length
Furnish adequate power. If using extension cord, try again without it.
• Restricted air passages
Contact authorized service center.
• Back pressure in pump head
Replace check valve.
Replace pressure switch bleeder valve.
• Overheating
Poor ventilation
Relocate compressor to an area with cool, dry and well-circulated air.
• Dirty cooling surface
Clean all cooling surfaces of pump thoroughly.
• Leaking valve
Replace worn parts and reassemble with new seals.
• Motor stalls
Low voltage
Furnish adequate power.
• Defective pressure switch bleeder valve
Replace pressure switch bleeder valve.
Pressure relief valve opens
• Tank pressure exceeded normal operating pressure
Replace pressure switch
• Motor will not run
Tank pressure exceeds present pressure switch limit
Motor will start automatically when tank pressure drops below kick-in pressure tank.
• Motor overload protection has tripped
Let motor cool off and overload switch will automatically reset. This may take several minutes.
• Motor will not run
Circuit breaker tripped
Reset circuit breaker. Do not use circuit breaker with higher rating than specified for your ranch circuit.
Check for low voltage and proper extension cord size.
Disconnect other applications from circuit. Operate compressor on a dedicated circuit.
• Check valve stuck open
Remove and clean or replace.
• If bleeder valve does not open replace bleeder valve.
• Possible defective motor
Bring to service center for inspection and repair.
TROUBLE SHOOTING
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