TM 5-3825-229-14&P
4-61. SUCTION AND FILL BUTTERFLY VALVES (cont)
a.
Removal (cont).
(2)
Remove four screws (7), washers (8) and nuts (9) holding pipe adapter (10), fill butterfly valve (11) and
header (12) together. Remove butterfly valve (11).
Removing and Installing Butterfly Valves
b.
Disassembly.
NOTE
Disassembly and assembly is identical for both
butterfly valves.
(1)
Loosen handle stem pin (1) and remove
handle (2).
(2) Drive out pin (3) and remove spring (4)
and lever (5) from handle (2)
(3)
Turn butterfly valve upside down and
remove pipe plug (6) if necessary.
c.
Assembly.
(1)
Install pipe plug (6) on bottom of valve.
(2)
Assemble lever (5) and spring (4) on
handle (2) and install pin (3).
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