Replace/Repair Arc Welding Machine

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FIGURE 2-42 O s c i l l a t o r Unit.

TM-55-1905-223-24-18-1 Landing Craft Utility (LCU) NSN 1905-01-154-1191 Basic Craft Part 1 Manual

FIGURE 2-43. Arc Welder.

TM 55-1905-223-24-18-1

MAINTENANCE OF MACHINERY SHOP EQUIPMENT

Replace/Repair Arc Welding Machine. (FIGURE 2-43)

2-51.

a. Removal, b. Repair, c. Replacement.

This task covers:

INITIAL SETUP

Equipment Condition

Tools

Electrical power to unit OFF at the

Tool kit, general mechanic's,

ship's service switchboard. Switch

tagged "Out of Service - Do Not

T o o l kit, electrician's,

Operate."

Lifting sling P/N 3375958

Materials/Parts

Arc welding machine

P/N 1341-0354

Warning tags, Item 1, Appendix C

Close water and gas valves.

Disconnect water, and gas connections (3).

Remove power cable from bulkhead terminal box.

Disconnect welding leads (1).

Remove deck mounting nuts (2) from the arc welding machine frame.

The arc welding machine weighs in excess of

50 lb. I t will require a lifting sling and

dolly to move.

Remove arc welding machine.

Repair at this level of maintenance is by replacement of arc welding machine.

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