TM-9-2320-366-20-1

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-1 - Page 645 of 1824

TM 9-2320-366-20-1

Change 1

2-390.19

CAUTION

Use care when testing electrical connectors.

Do not damage connector pins or sockets

with multimeter probes.

Failure to comply

may result in damage to equipment.

NOTE

Inspect connector pins/sockets for damage,

corrosion, and serviceability.

Check that

connector pins are not pushed back and

are capable of making good contact.

CONTINUITY TEST

(1)

Remove PDP cover (TM 9-2320-366-10-2).

(2)

Remove circuit breaker CB70 from PDP.

(3)

Remove instrument panel assembly for

access (para 7-15).

(4)

Disconnect connector PX15 from main

light switch connector.

(5)

Position main light switch main selector

lever to SER DRIVE (TM 9-2320-366-

10-1).

(6)

Position main light switch auxiliary selector

lever to PNL BRT (TM 9-2320-366-10-1).

(7)

Set multimeter to ohms.

(8)

Connect positive (+) probe of multimeter

to main light switch connector pin F.

(9)

Connect negative (-) probe of multimeter to

main light switch connector pin B and note

reading on multimeter.

(10)

If continuity is not present, replace main

light switch (para 7-17).

(11)

Position main light switch auxiliary lever to

OFF (TM 9-2320-366-10-1).

(12)

Position main light switch main selector

lever to OFF (TM 9-2320-366-10-1).