TM 5-4930-244-14
(13)
Grip trip rod (17) at the shoulder with wrench and slip on piston retainer (44) onto trip rod (17), and new o-ring
(46). Install the bottom trip rod nut (51). See detail.
(14)
Install two washers (47) and packing (48) onto trip rod (17). Screw piston nut (45) onto trip rod (17) Tighten.
(15)
Install o-rings (43) onto packing retainer (41).
(16)
Install packing retainer (42) into cylinder head and plug assembly (20) and packing retainer (41).
(17)
Install packing retainer (41) into cylinder head and plug assembly (20), securing packing retainer (41) using three
screws (40).
(18)
Install new o-ring (39) onto lip of cylinder head and plug assembly (20). Install new o-ring (28) into valve body
and stop assembly (3). Install cylinder (25) and piston rod (27), trip rod (17) into cylinder head and plug assembly
(20).
(19)
Install new o-ring (25) onto tube (24). Install into body (42).
(20)
Install five rods (21) into cylinder head and plug assembly (20).
(21)
Slide valve body and stop assembly (3) onto five rods (21). Install five stop nuts (19) onto five rods (21).
(22)
Install retaining ring (36), washer (37) and block "V" packing (38) onto trip rod (17).
NOTE
Cross-torque four hex head - socket screws 45-50 in/lbs.
(23)
Install new gasket (35), two stops (33), valve seat (34), two valve guides and plug assembly (32) into port of valve
body and stop assembly (3), securing with four lockwashers (31) and four hex head socket screws (30).
(24)
Slide valve (29) and shuttle (16) into port of valve body and stop assembly (3).
(25)
Install plunger (22), aluminum gasket (9), and toggles (23) into both side of valve body and stop assembly (3).
(26)
Using a wrench, hold trip rod (17) and install shuttle (16) onto trip rod (17). Install upper trip-rod nut (18) onto trip
rod (17). See detail.
(27)
Install new o-ring (15) onto insert assembly (14) Screw plug and insert assembly (14) into valve body and stop
assembly (3).
(28)
Install eyebolt (13) into insert assembly (14).
(29)
Install spring (8), into plunger (22) Screw cylinder (10) into valve body and stop assembly (3).
(30)
Install steel washer (11), spring (12), spring (7) and cap (6) into valve body and stop assembly (3).
(31)
Install new o-ring (4) into adapter (2) Align adapter (2) up with face on valve body and stop assembly (3), securing
adapter (2) using four hex head cap screws (1).
(33)
Thread upper coupling (56) to air motor piston rod (27). Install upper spring clip (57).
(34)
Install jam nut (54) securing pump tube (55) to air motor assembly.
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