TM5-4220-231-14&P
b. Reassembly Instructions
(1)
Lubricate
with silicone compound
(Item 9, Appendix
D), and install new 0-rings
(19) on both port fit-
tings (20).
(2) Screw each port fitting (20) into body (16), and tighten each to a torque of 560 ft.-Ibs.
(3) Lubricate
with silicone compound
(Item 9, Appendix
D), and install new O-ring (17) on external
control plug (18).
(4) Screw external
control plug (118) into body (16), and tighten securely.
(5) Install seal pins (14) in body plate (12).
(6) Install body plate (12) in body (16), and tighten to a torque of 70 ft.-Ibs.
(7) Install new valve seat gasket (21) in body (16).
(8) Lubricate
with silicone compound
(Item 9, Appendix
D), and install new O-ring (29) on body plug
(30).
(9) Assemble
valve seat (23), valve seat retainer
(24), and seat seal (25) as the valve seat unit (22).
(10) Install the valve seat unit (22), valve seat bushing
(26), valve (27), valve spring (28), and body plug
(30) in the body (16). Tighten body plug to a torque of 50 ft.-lbs.
(11) Install pushrod
(11) in body plate (12).
(12) Install diaphragm
plate (10) in body (16).
(13) Install new diaphragm
(9) in body (16).
(14) Install gromrnet
(8) and needle valve (6) in dome plate (7).
(15) Position dome plate (7) on body (16).
(16) Lubricate
with silicone compound
(Item 9, Appendix
D), and install new O-ring (5) in dome (4) and
position
on dome plate.
(17) Screw the eight cap screws
(2) with washers
(3) into the body (116). Tighten evenly all around
to a
torque
of 50 foot-pounds
for each capscrew.
(18) After testing,
seal assembled
dome loaded
regulator
(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 bear-
ing the following
information
readable
from the outside:
Part No.: 13229E4575
CAGE: 97403
Nomenclature:
Dome Loaded
Regulator
Change
1
5-49
