Replace/Repair Threaded Valves

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REPAIR

TM-55-1905-223-24-18-2 Landing Craft Utility (LCU) NSN 1905-01-154-1191 Basic Craft Part II Manual

Replace/Repair Welded Fittings

TM 55-1905-223-24-18-2

MAINTENANCE OF PIPING SYSTEM, SEA WATER COOLING

3-224. Replace/Repair Threaded Valves.

This task covers:

a. Removal

Repair.

Replacement.

INITIAL SETUP:

Tools

Equipment Condition

Tool kit, general mechanic's,

At Ship Service switchboard set

Bilge/Ballast Pump circuit breaker to

the OFF position. Set Fire Pump No.

Materials/Parts

1 and Fire Pump No. 2 circuit

breakers to the OFF position. Tag

Piping system, seawater cooling

switches "Out of Service - Do Not

P/N 8256009, refer to

Operate."

TM 55-1905-223-24P

Warning tags, Item 1, Appendix C

Utility pail, Item 13, Appendix C

REMOVAL

Refer to paragraph 3-217 for procedures.

3-697