LIGHTING DISTRIBUTION PANEL-MAINTENANCE INSTRUCTIONS cont'd

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DISTRIBUTION PANELS LIGHTING-MAINTENANCE INSTRUCTIONS

TM-55-1905-220-14-5 Landing Craft Utility LCU 1671-1679 NSN 1905-01-009-1056 Manual

REPAIR (Cont)

TM 55-1905-220-14-5

3-109.1. LIGHTING DISTRIBUTION PANEL-MAINTENANCE INSTRUCTIONS

(Cont).

LOCATION

ITEM

ACTION

REMARKS

INSPECTION

1. Panels

Lighting

a. Operate circuit

desig-

Distribution

breakers to see if

nated

Panel

functioning properly.

L1--

b. Check exterior wires

and cables for signs

If defects are

of fraying or deter-

found, refer

ioration.

to Direct Sup-

port Mainten-

ance.

c. Check to see that in-

terior wiring and

cable connections are

tight.

ALL SOURCES OF POWER MUST BE TURNED OFF before

performing any maintenance procedures. Failure

to do so will result in severe injury or loss

of life, and major damage to the landing craft.

REPAIR

Circuit

a. Remove screws (1) from

breakers

Lighting Distribution

Box (2).

b. Remove front panel (3).

c. Tag and disconnect all

wiring.

d. Remove circuit

Discard.

breakers (4).

e. Install new circuit

breakers (4) and

secure.

f. Attach all wiring

and remove tags.

3-1820