Troubleshooting Chart - Kobalt Air compressor Operator's Manual

Oilless, single stage, direct drive, electric air compressors
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I [@Z_,_
TROUBLESHOOTmNG
CHART
1
Note:
Troubleshooting
problems
may have similar causes and solutions.
PROBLEM
POSSIBLE
CAUSE
SOLUTION
=
Low pressure
or not
Tank petcock is open
Close petcock
enough air
Prolonged excessive use of air
Decrease amount of air used.
or
Compressor
does not
Compressor
not large enough
Check air requirement of accessory. Lf it is higher than CFM and
stop
pressure supplied by compressor, you need a rarger compressor.
Most accessories are rated at 25% of actual CFM while running
continuously.
Restricted check valve
Remove and clean or replace.
Excessive
starting
and
stopping,
while not in
use
Hole in air hose
Tank leaks
Blown seals
Valve leaks
Fittings leak
Air leaks from regulator,
or regulator
does not
regutate
pressure
Regulated
pressure
gauge reading drops
when air accessory
is
being used
Circuit breaker trips
(fuse Mows} too often
Overheating
Dirty or damaged
regulator
internal
parts.
This is normal
Compressor
not large enough
Low voltage
Excessive
wire length
Restricted
air passages
Back pressure
in pump
head
Poor ventilation
Check and replace if necessary.
,i_ _lmmediately
replace tank. DO NOT attempt to
repair.
Replace any faulty seals.
Replace worn parts and reassemble with new seals.
Check fittings with soapy water. Tighten or reseal leaking fittings.
DO NOT OVERTIGHTEN.
Replace worn parts and reassemble with new seals.
Replace any faulty seals.
Replace regulator or internal parts.
If pressure drops too low, adiust regulator while accessory is used.
Check air requirement of accessory. If it is higher than CFM and
pressure supplied by compressor, you need a larger compressor.
Most accessories are rated at 25% of actual CFM while running
continuously.
Furnish adequate power. If using extension cord, try without.
Consult electrician.
Contact
authorized
service
center.
Dirty cooling surfaces
-Lea king valve
Motor stalls
Low voltage
Defective pressure switch
Replace pressure switch bleeder valve.
bleeder valve
Replace check valve, pressure switch bleeder valve.
Relocate compressor to an area with cool, dry and well-circulated
air.
Clean all cooling surfaces of pump and motor thoroughly.
Replace worn parts and reassemble with new seals.
Furnish adequate power.
16
200-2430

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