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TM 55-1905-223-24-18-2
3-217. Replace/Repair Welded Fittings. (Figure 3-205)
This task covers:
a. Removal,
b. Repair,
c. Replacement.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's,
At Auxiliary Machinery Motor Control
Center press No. 1 fresh water pump
Tool kit, welder, 5180-00-754-0661
STOP pushbutton and set P205-4
Torch outfit, cutting and welding
circuit breaker to the OFF position.
medium duty, oxygen and acetylene
Press No. 2 fresh water pump STOP
pushbutton and set P205-5 circuit
breaker to the OFF position. Tag
Materials/Parts
switches "Out of Service - Do Not
Operate."
Piping system, potable water
P/N 8532028, refer to
TM 55-1905-223-24P
Warning tags, Item 1, Appendix C
REMOVAL
WARNING
Use extreme care when disconnecting. Escaping system pressure or fluid could cause injury.
NOTE
All welded fittings are replaced in the same manner.
a. Isolate fitting (3) from piping system.
(1) Trace inlet piping (2) to nearest manually operated shutoff valve (1).
(2) Close shutoff valve (1).
(3) Trace outlet piping (4) to nearest manually operated shutoff valve (5).
(4) Close shutoff valve (5).
b. Remove fitting (3) from piping system. Cut fitting (3) from piping (2, 4);
refer to TB 55-1900-201-45/1.
3-683


 


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