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Troubleshooting
Problem Cause Solution
No pressure regulation Damaged diaphragm Replace diaphragm (31).
Fluid leaks under cap Loose cap, worn gasket Tighten screws (1), replace gasket
(32).
Damaged diaphragm Replace diaphragm (31).
Pressure creeps above setting Loose cap Tighten screws (1).
Worn gasket Replace gasket (32).
Damaged diaphragm Replace diaphragm (31).
Worn or held open fluid valve Flush regulator, replace fluid
valves (26 & 27) if worn excessively.
Pressure drops below setting Loose cap Tighten screws (1).
Worn gasket Replace gasket (32).
Blocked fluid supply line or valve Flush supply line and valve,
service if necessary.
Using regulator beyond capacity Do not use regulator beyond its rated
capacity.