TM5-4220-231-14&P
(5) Remove, bond, and discard upper seal ring retainer (10) from bonnet (7).
(6) Remove, bond, and discard upper seal ring (9) from bonnet (7).
(7) Remove poppet (11) from valve body (16).
(8) Using a 5/16-inch hex key wrench, unscrew and remove clamp nut (12) from valve body (16).
(9) Remove clamp disc (13), poppet seal O-ring (14), and insert (15) by pushing a suitable tool up through the
inlet part of the valve body (16). Remove, cut, and discard the poppet seal O-ring (14).
b.
Reassembly
Instruction
(1) Lubricate wilh silicone compound (Item 9, Appendix D) and inAall new poppet seal O-ring (14) on insert
(15).
(2)
Install poppet seal O-ring (14) and insert (15) assembly
into valve body (16) until insert bottoms on shoul-
der of the inlet port of valve body. Poppet seal O-ring (14) will be facing up.
(3)
Place the clamp disc (13) on top of the poppet seal O-ring (14) in valve body (16).
(4)
Using 5/16-
inch
hex key wrench,
screw clamp nut (12) in valve body (16) 1/8 turn past snug.
(5) Lubricate
with silicone compound
(Item 9, Appendix
D), and install new upper seal ring (9) in bonnet
(7).
(6)
Install new upper seal ring retainer (10), making sure teeth are pointing away from the upper seal ring (9),
in bonnet (7).
(7)
Install poppet (11) into bonnet (7) through
upper seal ring (9) until it bottoms.
(8)
Lubricate
with silicone
compound
(Item 9, Appendix
D), and install new bonnet seal O-ring (8) on bonnet
(7).
(9)
Install bonnet
(7) into valve body (16). Torque to 600 inch-pounds.
(50 ft.-lbs.)
(10) Conduct
operational
and leak tests on relief valve (1) to ensure
functional
operation.
(11) Install relief valve in system,
and set cracking
pressure
to 330 psi by adjusting
the adjustment
cap (3) and
tightening
the lock nut (4).
(12) After setting
cracking
pressure,
seal relief valve (1) in a clean plastic bag (Item 6, Appendix
D). Package
in
a second
plastic bag (Item 6, Appendix
D) with a tag between
inner and outer bag bearing
the following
information
readable
from the outside:
Part No.: 13229124600
CAGE: 97403
Nomenclature:
Relief Valve
5-24
Change 1
