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Craftsman 919.167242 Owner's Manual page 20

Permanently lubricated tank mounted air compressor
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PROBLEM
Pressure reading
on the regulated
pressure gauge
drops when an
accessory is
used.
CAUSE
It is normal for "some"
aressure drop to occur.
Prolonged excessive use of
air.
Compressor
is
not supplying
enough air to
operate
accessories.
Regulator knob
has continuous
air leak.
Regulator will
not shut off air
outlet.
Compressor
is not large
enough for air requirement.
Hole in hose.
Check valve restricted.
Air leaks.
Damaged regulator.
Damaged regulator.
CORRECTION
If there is an excessive
amount of pressure drop
when the accessory is used,
adjust the regulator following
the instructions
in the
"Description
of Operation"
paragraph in the "Operation
Section.
NOTE: Adjust the regulated
pressure under flow
conditions
(while accessory
is being used).
Decrease amount of air
usage.
Check the accessory air
requirement.
If it is higher
than the SCFM or pressure
supplied by your air
compressor, you need a
larger compressor.
Check and replace if
required.
Remove and clean, or
replace.
Tighten fittings.
Replace.
Replace.
D30085
20-ENG

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