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 1355 of 1824

TM 9-2320-366-20-1

VOLTAGE TEST

WARNING

Remove rings, bracelets, watches, necklaces,

and any other jewelry before working around

vehicle.

Jewelry can catch on equipment and

cause injury or short across electrical circuits

and cause severe burns or electrical shock.

Change 1

2-791

(1)

Set multimeter to volts DC.

(2)

Connect positive (+) probe of multimeter

to relay K28 terminal 86 on PDP.

(3)

Connect negative (-) probe of multimeter

to ground.

(4)

Position main light switch to SER DRIVE

(TM 9-2320-366-10-1) and note reading on

multimeter.

(5)

If 12 VDC is not present, repair wire 1955

from relay K28 terminal 86 on PDP to

terminal board TB1 position 5 (para 2-45) or

replace WTEC II dashboard cable assembly

(para 7-10) or WTEC III dashboard cable

assembly (para 7-11).

(6)

Position main light switch to OFF

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

(1)

Set multimeter to ohms.

(2)

Connect positive (+) probe of multimeter

to relay K28 terminal 85 on PDP.

(3)

Connect negative (-) probe of multimeter

to ground and note reading on multimeter.

(4)

If continuity is not present, repair wire

3056 from K28 terminal 85 on PDP to

terminal board TB2 position 22 (para 2-45)

or replace WTEC II dashboard assembly

(para 7-10) or

WTEC III dashboard cable

assembly (para 7-11).

(5)

If continuity is present, replace relay K28

(para 7-9).

(6)

Install relay K28 in PDP.

(7)

Install PDP cover (para 16-2).

CONTINUITY TEST