Craftsman 919.167783 Manual De Instrucciones página 20

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PROBLEM
Pressure read- It is normal for "some"
ing on the pressure drop to occur.
regulated pres-
sure gauge
drops when an
accessory is
used.
Knocking
Possible defect in safety
Noise. valve.
Defective check valve.
Compressor is Prolonged excessive use
not supplying of 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
Damaged regulator.
knob has
continuous air
leak.
Regulator will
Damaged regulator.
not shut off air
outlet.
A20361
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.
20- ENG
CORRECTION