TM-9-2320-365-20-3

M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 3 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-365-20-3 - Page 231 of 1268

TM 9-2320-365-20-3

(5) Install two alternator belts (8) onto engine (5).

NOTE

Use square hole in drive belt/tension bracket to

apply and maintain tension on alternator belts

while adjusting belt tension.

(6) Adjust alternator belts with tension bracket (9) as follows:

(a) New belt (less than 30 minutes running time) 115-

125 lb (512-556 N).

(b) Used belt 80-100 lb (356-444 N).

(7) Tighten screw (10).

(8) Tighten screw (11) to 47 lb-ft (64 N m).

CAUTION

Ensure engine fan is positioned with mark

facing forward. Failure to comply may result

in damage to equipment.

NOTE

Perform steps (8.1) through (8.3) on vehicles

serial number 8427 and higher.

(8.1) Position engine fan (11.1) on fan clutch assembly (11.2)

with six washers (11.3), lockwashers (11.4) and nuts

(11.5).

(8.2) Tighten six nuts (11.5) to 15 lb-ft (20 N·m) in sequence

shown.

(8.3) Re-tighten six nuts (11.5) to 23-29 lb-ft (31-39 N·m) in

sequence shown.

Change 1

6-72.1/(6-72.2 Blank)