Craftsman 919.724130 Mode D'emploi page 19

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Performing repairs may expose voltage sources, moving
parts or compressed air sources. Personal injury may
occur. Prior to attempting any repairs, unplug the air compressor and
bleed off all air tank air pressure.
PROBLEM
Pressure switch does
Excessive tank
not shut off motor when
pressure - safety
compressor reaches "cut-
valve pops off.
out" pressure.
Pressure switch "cut-out"
too high.
Air leaks at Tube fittings are not tight
fittings. enough.
Defective air tank.
Air leaks in air
tank or at air
tank welds.
Air leaks Leaking seal.
between head
and valve plate.
Air leak from Possible defect in safety
safety valve. valve.
Possible defect in safety
Knocking Noise.
valve.
TROUBLESHOOTING
CAUSE
19 - ENG
CORRECTION
Move On/Auto/Off lever to
the "Off" position, if the
outfit does not shut off
contact a Trained Service
Technician.
Contact a Trained Service
Technician.
Tighten fittings where air
can be heard escaping.
Check fittings with soapy
water solution. Do Not
Overtighten.
Air tank must be replaced.
Do not repair the leak.
Do not
drill into,
weld or otherwise modify
air tank or it will weaken.
The tank can rupture or
explode.
Contact a Trained Service
Technician.
Operate safety valve
manually by pulling on ring.
If valve still leaks, it should
be replaced.
Operate safety valve
manually by pulling on ring.
If valve still leaks, it should
be replaced.
A08394