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TM 5-4930-234-13&P
31.
Press down to compress safety sleeve spring (3) and hand-thread plunger (1) into bonded guide (7). Tighten
plunger (1) to a torque of 5-7 ft-lbs. using plunger torque tool, S1391-11, and torque wrench. See Figure 5-19.
32.
Remove body (49) from vise and metal rod from rack (10). Place body (49) in vise with nose sleeve (38)
pointing down.
33.
Turn rack (10) clockwise until teeth point away from three holes in bonded guide (7) and toward inlet end of
body (49). Insert piston return spring (11) over rack (10) and into bonded guide (7).
34.
If removed, assemble indicator bushing (33) and retaining ring (32) on end of indicator shaft (31). Install
indicator shaft (31) in body (49).
35.
Install safety spring (30) on top on indicator shaft (31).
36.
Install indicator return spring (28) on shaft of indicator pin (29).
Insert both parts in body (49) on top of safety spring (30).
37.
Install end cap (6) on body (49) and align screw holes.
38.
Install three cap screws (4 and 5) through end cap (6) and into body (49). Tighten in a criss-cross pattern to
a torque of 15-17 ft-lbs. Remove body (49) from vise.
39.
Install handle (22), non-metallic washer (23), and washer (24), on end cap (6). Handle (22) must be in FLOW
(on) position.
40.
Insert flow control pin (21) through handle (22) and into end cap (6).
Keyway must face thumb latch (26).
41.
Install rack positioning tool, S1391-10, in outlet end of body (49). See Figure 5-20.
42.
Install pin positioning block, S1391-13, on top of flow control pin (21).
See Figure 5-21.
43.
Hold pin positioning block, S1391-13, against flow control pin (21) and turn body (49) over.
44.
Lay body (49) on workbench with flow control pin (21) and pin positioning block facing down.
45.
Install one bushing (18) and pinion (19) in handle (22). Keyway in pinion (19) must line up with keyway in flow
control pin (21). The tooth above pinion keyway must mesh with second full valley on rack (10). See Figure 5-22.
46.
Install key (20) in keyways of rack (10) and pinion (19). Install other bushing (18), compression washer (17),
and plug (16) on top of pinion (19).
47.
Install retaining ring (15) using expansion tool, S1391-14, as follows. See Figure 5-23.
(a)
Install cone in handle (22).
5-25
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