Craftsman 919.724322 Mode D'emploi page 22

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PROBLEM
Pressure read- It is normal for "some"
ing on the regu-
pressure drop to occur.
lated pressure
gauge drops
when an acces-
sory is used.
Knocking Noise. Possible defect in safety
valve.
Defective check valve.
Compressor is Prolonged excessive use of
not supplying
air.
enough air to
operate acces-
Compressor is not large
sories.
enough for air requirement.
Hole in hose.
Check valve restricted.
Air leaks.
Restricted air intake filter.
Regulator knob Damaged regulator.
has continuous
air leak.
Regulator will Damaged regulator.
not shut Off air
outlet.
A17970
CAUSE
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).
Operate safety valve manually
by pulling on ring. If valve still
leaks, it should be replaced.
Remove and clean, or replace.
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.
Clean or replace air intake
filter. Do not operate the
air compressor with the fil-
ter removed. Refer to the
"Air Filter" paragraph in the
Maintenance section.
Replace.
Replace.
22- ENG
CORRECTION