Porter-Cable C5512 Instruction Manual page 25

PROBLEM
Pressure
reading on
the regulated
pressure gauge
(if equipped)
drops when
an accessory
is used
Air leak from
safety valve
Compressor is
not supplying
enough air
to operate
accessories
Restricted
air intake
Regulator
knob has
continuous
air leak.
Regulator will
not shut off
air outlet.
CAUSE
It is normal for "some"
pressure drop to occur.
Possible defect in
safety valve.
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. Clean or replace air intake filter. Do not
Loose belt.
Dirty air filter.
Damaged regulator.
Damaged regulator.
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).
Operate safety valve manually
by pulling on ring. If valve still
leaks, it should be replaced.
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.
operate the air compressor with the
filter removed. Refer to the Air Filter
paragraph in the Maintenance section.
Loosen wingnut and then
tighten wingnut until it contacts
the washer, plus one turn.
Clean or replace. See Air Filter
paragraph in the Maintenance section.
Replace.
Replace.
25 - ENG
CORRECTION