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 TM 5-4210-233-14&P-1
4-45. #1, #2, #3 and #4 DISCHARGE VALVES - Continued
d. Assembly.
CAUTION
Apply silicone grease (Item 11, Appendix E) to all O-rings before assembly.
Failure to do so could result in damage to O-rings.
(1) Install new O-rings (27) and (28).
(2) Install ball (24) in valve body (15).
(3) Install new O-ring (26) on upper stem bushing (25).
(4) Install upper stem bushing (25).
(5) Install new O-ring (23).
(6) Place four new springs (22) in holes of new seal (21).
(7) Install new O-ring (20) on seal retainer (19).
(8) Assemble seal (21) and seal retainer (19), and install on valve body (15).
(9) Install four socket head capscrews (18).
e. Installation.
(1) Install new O-ring (17).
(2) Install valve (15) in mounting flange (16) and rotate to secure in place.
(3) Tighten four capscrews (14).
(4) Apply pipe sealant (Item 2, Appendix E) to pipe nipple (12) and hose adapter (13) threa s.
d
(5) Install pipe nipple (12) and hose adapter (13).
(6) Secure plate (11) to valve body (1 5) with four capscrews (10).
(7) Secure sector (7) in position marked when removed to shaft (8) with roll pin (9).
(8) Install U-bolt (6), bracket (5), two lockwashers (4), and two hex nuts (3).
(9) Install pressure hose (2) and drain hose (1).
f. Follow-on Maintenance.
(1) Install Curbside Pump Panel (see para 4-26).
(2) Connect Batteries (see para 4-114).
4-237
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