3-225. Replace/Repair Welded Fittings
This task covers:
INITIAL SETUP :
Tool kit, general mechanic's,
Stop the auxiliary seawater pump at
the auxiliary machinery motor control
Torch outfit, cutting and welding
center and set the A.C.S.W. cooling
medium duty, oxygen and
pump circuit breaker to the OFF
position. Tag switches "Out of
Tool kit, welder, 5180-00-754-0661
Service - Do Not Operate."
General Safety Instructions
Piping system, seawater cooling
P/N 8256009, refer to
Ensure system is turned OFF and
Warning tags, Item 1, Appendix C
tagged to prevent operation during
Utility pail, Item 13, Appendix C
maintenance. Generated pressure
could cause injury.
Use extreme care when breaking
system connections. Escaping
pressure and/or fluids could
Clean up spills immediately. Spills
create an unsafe working area.
Refer to paragraph 3-217 for procedures.