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 1395 of 1824

TM 9-2320-366-20-1

Change 1

2-831

WARNING

VOLTAGE TEST

(1) Set multimeter to volts DC.

(2) Connect positive (+) probe of multimeter

to relay K27 terminal 86 on PDP.

(3) Connect negative (-) probe of multimeter

to ground.

(4) Position master power switch to on

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

(5) Position main light switch to BO DRIVE

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

(6) Apply brakes and note reading on

multimeter.

(7) If 12 VDC is not present, repair wire 23

from relay K27 terminal 86 on PDP to

connector PX15 socket N (para 2-45) or

replace WTEC II dashboard cable assembly

(para 7-10) or WTEC III dashboard cable

assembly (para 7-11).

(8) Position main light switch to OFF

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

(9) Position master power switch to off

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

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.

CONTINUITY TEST

(1) Set multimeter to ohms.

(2) Connect positive (+) probe of multimeter

to relay K27 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

3044 from K27 terminal 85 on PDP to

terminal board TB2 position 34 (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 K27

(para 7-9).

(6) Install relay K27 in PDP.

(7) Install PDP cover (para 16-2).