Quantcast REPLACE/REPAIR WELDED VALVES - TM-55-1905-223-24-18-20768

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TM 55-1905-223-24-18-2
MAINTENANCE OF PIPING SYSTEM, EMERGENCY GENERATOR
3-259. REPLACE/REPAIR WELDED VALVES.
This task covers:
a. Removal
b. Repair
c. Replacement
INITIAL SETUP:
Tools
Equipment Condition
Tool kit, general mechanic's,
At Emergency Switchboard, set
EMERGENCY GENERATOR CIRCUIT
Torch outfit, cutting and
BREAKER to the OFF position.
welding medium duty, oxygen
Tag switch "Out of Service-Do Not
and acetylene, 3433-00-357-8116
Operate."
Tool kit, welder, 5180-00-754-0661
General Safety Instructions
Materials/Parts
Piping system, emergency
WARNING
generator P/N 8310013,
Ensure system is tagged to prevent
refer to TM 55-1905-223-24P
Warning tags, Item 1, Appendix C
operation during maintenance.
Utility pail, Item 13, Appendix C
Generated pressure could cause
injury.
Use extreme care when breaking
system connections. Escaping
pressure and/or fluids could
cause injury.
Clean up spills immediately. Spills
create an unsafe working area.
Exercise extreme caution when
working with flammables.
REMOVAL
Refer to paragraph 3-228 for procedures.
Change 1
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