User's Manual

30832512
Troubleshooting
NOTE: Check all possible remedies in the
Troubleshooting Chart before disassembling the fluid
regulator.
WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure on page 4.
Problem Cause Solution
No pressure regulation. Damaged or clogged air regulator
or line (236281 or 238159).
No flow or pressure to the inlet of
the regulator.
Damaged diaphragm (11*).
Clear obstruction in line, service
regulator if necessary.
Clear obstruction in the fluid line to
the regulator.
Replace diaphragm.
Fluid leaks from between the cap
(5) and the housing (20).
Loose cap (5).
Worn gasket (12*).
Worn o-ring (6*).
Tighten screws (18,19) in se-
quence shown in Service section.
Replace gasket.
Replace o-ring.
Pressure creeps above setting. Damaged or clogged air regulator
or line (236281 or 238159).
Damaged diaphragm (11*).
Contamination between ball (16*)
and seat (14*).
Clear obstruction in line, service
regulator if necessary.
Replace diaphragm.
Replace ball (16*), seat (14*), and
o-ring (15*).
Pressure drops below setting. Damaged or clogged air regulator
or line (236281 or 238159).
Empty/clogged supply line.
Clogged air spray gun or fluid dis-
pensing valve.
Using regulator beyond its rated
flow capacity, see Technical Data
on page 17.
Clear obstruction in line, service
regulator if necessary.
Fill/flush supply line.
Replace, see gun or valve manual
for service instructions.
Install additional regulators.