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 TM 55-1905-223-24-18-2
3-229. Replace/Repair Butterfly Valves
This task covers:
a. Removal
b.
Repair.
c.
Replacement.
INITIAL SETUP:
Tools
Equipment Condition
Tool kit, general mechanic's,
Stop the fresh water cooling pump
at the Auxiliary Machinery Motor
Control Center and set circuit
Materials/Parts
breaker P205-4 to the OFF position.
Tag switches "Out of Service - Do Not
Piping system, fresh water
Operate."
cooling P/N 8532027, refer
to TM 55-1905-223-24P
General Safety Instructions
Warning tags, Item 1, Appendix C
Utility pail, Item 13, Appendix C
WARNING
Ensure system is turned OFF and tagged to
prevent operation during maintenance. 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.
REMOVAL
Refer to paragraph 2-331 for procedures.
3-706
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