INSTALL - TM-5-1940-277-200221

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TM-5-1940-277-20 Boat Bridge Erection Twin Jet Aluminum Hull MODEL USCSBMK1 (1940-01-105-5728) MODEL USCSBMK2 (1940-01-218-9165) Manual

switch panel unit 1;rear cover; inside view

TM 5-1940-277-20

TM 1940-20/2

INSTALL:

Aline junction box unit 2 (1) with mounting holes in access panel and secure with two screws (2), washers (3) and

nuts (4).

Insert wiring harness (5) through cable harness gland (6).

NOTE

Observe numbered connectors to insure correct connections are made.

Connect wiring harness (5) to quick disconnect receptacles (7) and tighten cable gland hex nuts (6).

lnsert switch panel unit 2 (8) cable harnesses (9), (10), and (11) through cable glands (12) on junction box unit 2 (1).

Observing lead numbers, connect cable harness leads to respective tagged quick disconnect receptacles (7) injunc-

tion box unit 2 (1).

Use open end wrench and adjustable wrench to tighten cable gland hex nuts (12) on junction box unit 2 (1) as indi-

cated.

NOTE

Make sure junction cover gaskets and o-rings are not damaged. Replace damaged o-ring

or gasket.

Connect the two jumper leads (13) to quick dined receptacles - terminal pairs 9-10 and 11-12.

Using crosstip screwdriver, secure junction box cover (14) with tour screws (15) to junction box unit 2 (1).

Refer to paragraph 3-154 and dose hinged access panel under control console.

3-121