TM 5-4610-233-13&P
DISASSEMBLE
a. If required, remove 16 nuts (1) and Iockwashers (2), 32 washers (3), 16 bolts (4), and 2 brackets (5).
(11), and bracket (12).
b. Remove two flanges (6) and gaskets (7).
c. Remove 8 nuts (8) and Iockwashers (9), 16 washers (10), 8 bolts
d. Remove spool (13) and butterfly valve (14) from spool (15).
e. Remove screw (16) and handle (17).
f. Remove two nuts (18), washers (19), screws (20), and stop plate (21).
INSPECT
a.
b.
c.
d.
e.
f.
g.
Inspect screws, bolts, and nuts for damaged threads. Replace as required.
Inspect gaskets for cuts, breaks, and wear. Replace as required.
Inspect spools for cracks, chipping, and damaged threads. Replace as required.
Inspect flanges for breaks, cracks, and dents. Replace as required.
Inspect butterfly valve for bent or broken vanes, cracks, bent or broken shaft, and hard to turn shaft. Replace
as required.
Inspect handle for cracks and damaged threads. Replace as required.
Inspect stop plate for cracks, readability, and deformities. Replace as required.
ASSEMBLE
a. Install stop plate (21) and two screws (20), washers (19), and nuts
b. Install handle (17) and screw (16) on butterfly valve (14).
c. Install butterfly valve (14) and spool (13) on spool (15).
(18) on butterfly valve (14).
d. Install bracket (12), 8 bolts (11), 16 washers (10), 8 Iockwashers (9), and nuts (8).
e. Install two gaskets (7) and flanges (6).
f. Install 2 brackets (5), 16 bolts (4), 32 washers (3), 16 Iockwashers (2), and nuts (1).
END OF TASK
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