11
307212
Troubleshooting
WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure on page 8.
Before servicing this equipment always make sure to
Relieve the Pressure.
Check all possible remedies in the Troubleshooting
Chart before disassembling the fluid regulator.
Problem
Cause
Solution
No pressure regulation
Damaged or clogged air regulator or
line (214980 only)
Clear obstruction in line, service regu-
lator if necessary.
Damaged diaphragm (22)
Replace diaphragm.
Fluid leaks from under cap
Loose cap (7)
Tighten screws (1) in sequence
shown in Service section.
Worn gasket (26)
Replace gasket.
Pressure creeps above setting
Damaged or clogged air regulator or
line (214980 only)
Clear obstruction in line, service regu-
lator if necessary.
Damaged diaphragm (22)
Replace diaphragm.
Seat leaking (16)
Replace ball (20), seat, and gasket
(15).
Pressure drops below setting
Damaged or clogged air regulator or
line (214980 only)
Clear obstruction in line, service regu-
lator if necessary.
Empty/clogged supply line
Fill/flush supply line.
Clogged air spray gun or fluid dis-
pensing valve.
Replace, see gun or valve manual for
service instructions.
Using regulator beyond its rated flow
capacity, see the Technical Data on
Page 22.
Install additional regulators.
Summary of Contents for 214706
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