PROBLEM POSSIBLE
CAUSE
SOLUTION
Pressure switch does not shut off motor
when air compressor reaches cut-out
pressure and safety relief valve
activates
Move the pressure switch to the OFF position. If
the motor does not shut off, unplug the air
compressor. Contact authorized service centre or
store.
Motor runs
continuously
when in the
Auto mode.
Air compressor not large enough
Check air requirement of accessory used. If it is
higher than CFM and pressure supplied by
compressor, a larger compressor is needed. Most
accessories are rated at 25% of actual CFM while
running continuously.
Low voltage
Check power source (outlet or generator) with
volt-meter.
Clogged Air Filter
Clean or replace air filter.
Lack of proper ventilation/room
temperature too high.
Relocate compressor to an area with cool, dry and
well-circulated air.
Thermal
overload
protector cuts
out repeatedly
Unit is plugged into an extension cord.
Remove extension cord. Tip: It is better to use
a longer hose instead of an extension cord.
Dirt-covered
cooling surfaces
Allow compressor to cool-down, then
Clean all cooling surfaces of pump and motor
thoroughly.
Regulator
does
not regulate
pressure
Dirty or damaged regulator
internal parts.
Replace regulator. Contact authorized service
centre or store.
Fittings leak
Check fittings with soapy water. Tighten or reseal
leaking fittings. But do not over tighten.
Tank drain valve is open
Close drain valve
Restricted air intake
Clean or replace air filter element.
Prolonged excessive use of air
Decrease amount of air used
Hole in air hose
Check and replace if necessary
Tank leaks
Replace unit immediately. DO NOT attempt to
repair.
Low pressure
or not enough
air
Valve leaks
Check and replace worn parts.
Excessive water in air tank
Drain Tank
Excessive
moisture in
discharge air.
High humidity.
Move compressor an area of lower humidity or
install an in-line air filter.
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Содержание 058-7947-0
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