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 TM 55-1905-219-14-9
4-35.4. WATER REGULATING VALVE - AIR CONDITIONING - MAINTENANCE INSTRUCTIONS (Cont).
LOCATION
ITEM
ACTION
REMARKS
SERVICE (Cont)
WARNING
If necessary to disassemble spring housing unit, first release all
tension on main spring. Turn adjusting stem clockwise.
f.
Pressure
Remove.
plate
screws
(6)
g. Spring
Disassemble.
housing
h. All parts
Inspect and clean.
i.
Spring
Reassemble.
housing
and
pressure
pl ate
screws
(6)
j.
Valve
Install.
center
assembly
screw
(3)
k.
Valve
Install.
assembly
(2) and
screws
(1)
NOTE
Drainage of valve is not necessary during stand-by periods.
Rubber diaphragms compensate for any expansion within valve
body if freezing occurs. Valve may be flushed manually by
inserting a screw driver or similar tool under main spring and
lifting it upward (away from valve body).
4-970
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