PROBLEM
CORRECTION
Pressure reading
on the regulated
pressure gauge
(if equipped)
drops when an
accessory is
used.
CAUSE
It is normal for "some"
pressure drop to occur.
If there is an excessive amount
of pressure drop when the
accessory is used, adjust the
regulator as instructed in the
Operation section.
NOTE: Adjust the regulated
pressure under flow conditions
(while accessory is being
used).
Air leak from
Possible defect in safety
Operate safety valve manually
safety valve,
valve,
by pulling on ring. If valve still
leaks, it should be replaced.
Decrease amount of air usage.
Prolonged excessive use of
air.
Compressor
is not large
enough for air requirement.
Hole in hose.
Check valve restricted.
Air leaks.
Restricted air intake filter
Compressor
is
not supplying
enough air to
operate acces-
sories.
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 fil-
ter. Do not operate the air
compressor
with the filter
removed. Refer to the "Air
Filter" paragraph in the
"Maintenance
" section.
Restricted air
Dirty air filter.
Clean or replace.
See Air Filter
intake,
paragraph in the Maintenance
section.
Regulator knob
Damaged regulator.
Have checked by a Trained
has continuous
Service Technician.
air leak.
Regulator will
Damaged regulator.
Have checked by a Trained
not shut off air
Service Technician.
outlet.
D28071
20-ENG