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TM 55-1905-223-24-18-2
MAINTENANCE OF PIPING SYSTEM, POTABLE WATER
3-216. Replace/Repair Vent Valve. (Figure 3-204)
This task covers:
a. Removal,
b.
Repair,
c. Replacement.
INITIAL SETUP
Equipment Condition
Tools
At Auxiliary Machinery Motor Control
Tool kit, general mechanic's,
Center press No. 1 fresh water pump
STOP pushbutton and set P205-4
Tool kit, welder, 5180-00-754-0661
circuit breaker to the OFF position.
Torch outfit, cutting and welding
Press No. 2 fresh water pump STOP
medium duty, oxygen and acetylene,
pushbutton and set P205-5 circuit
breaker to the OFF position. Tag
switches "Out of Service - Do Not
Material/Parts
Operate."
Piping system, potable water
P/N 8532028, refer to
TM 55-1905-223-24P
Warning tags, Item 1,
WARNING
Use extreme care when disconnecting. Escaping system pressure or fluid could cause injury.
NOTE
All welded fittings are replaced in the same manner.
REMOVAL
Remove vent valve (1) from vent pipe (2) by cutting valve (1) from vent pipe (3); refer to TB 55-1900-
201-45/1.
REPAIR
Repair at this level of maintenance is by replacement of vent valve (1).
3-681


 


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