_Risk
of Unsafe Operation. Unit cycles automatically
when
power is on. When servicing,
you may be exposed
to
voltage sources,
compressed
air, or moving parts. Before servicing
unit
unplug or disconnect
emectrical supply to the air compressor,
bleed tank of
pressure, and almow the air compressor
to cool.
CORRECTION
PROBLEM
Excessive tank
pressure - safety
valve pops off.
Air leaks at
fittings.
Air leaks in air
tank or at air
tank welds.
Airleaks
between head
and valve plate.
Air leak from
safety valve.
CAUSE
Pressure switch does
not shut off motor when
compressor
reaches "cut-
out" pressure.
Pressure switch "cut-out"
too high.
Tube fittings are not tight
enough.
Defective air tank.
Leaking seal.
Possible defect in safety
valve.
Possible defect in safety
valve.
Knocking Noise.
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. Be Not
Overtighten.
Air tank must be replaced.
Do not repair the leak.
Risk of
__
Bursting
Be 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.
19- ENG
1000001251