TM-9-2320-283-20-1

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 1 OF 3

DECEMBER 1983

TM-9-2320-283-20-1 - Page 871 of 926

TM 9-2320-283-20-1

COOLING SYSTEM.

3-63.

WATER PUMP DRIVE BELT REPLACEMENT (Continued).

LOCATION/ITEM

ACTION

REMARKS

A.

REMOVAL.

I

1.

Nut (4).

Loosen, but do not remove.

2.

Screw (3).

Unscrew until item (1) can

be removed.

3.

Belt (1).

a. Remove from items (2),

(5), and (6).

b. Clean and inspect.

Refer to paragraphs 3-4

and 3-5.

B.

INSTALLATION.

4.

Belt (4).

Install on items (2), (5),

Do not use a screwdriver

and (6).

to force item (1) on

items (2), (5), and (6)

C.

ADJUSTMENT.

5.

Screw (3) and belt

Adjust until belt tension is

Loosen item (4), if not

(1).

90-100 lb-ft on belt tension

already done.

gage.

6.

Nut (4).

Torque to 50 lb-ft.

NOTE

Follow-on maintenance action required:

Install and adjust fan clutch drive

belts (para 3-63).

3-354