TM-9-2320-280-20-2

TRUCK, UTILITY: M998 SERIES

TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 2 OF 3

JANUARY 1996

TM-9-2320-280-20-2 - Page 153 of 951

3 - 7 6 .

WATER PUMP PULLEY REPLACEMENT

This task covers:

a. Removal

b.

Installation

a. Removal

Remove four socket-head screws (1) and water pump pulley (2) from water pump (3).

INITIAL SETUP:

Tools

General mechanic’s tool kit:

automotive (Appendix B, Item 1)

Maintenance and repair shop equipment:

automotive (Appendix B, Item 2)

Special Tools

Hex head driver, 6 mm

(Appendix B, Item 157)

Materials/Parts

Sealing compound (Appendix C, Item 44)

Manual Refere n c e s

________________

TM 9-2320-280-24P

Equipment Condition

__________________

• Fan drive and fan blade removed (para. 3-78).

• Power steering drivebelt set removed (para. 3-80).

• Serpentine drivebelt removed (M1123 and

“±A±2±” vehicles) (para. 3-83).

b. Installation

1.

Apply sealing compound to four socket-head screws (1).

2.

Install water pump pulley (2) on water pump (3) with four socket-head screws (1). Tighten socket-

head screws (1) to 15-20 lb-ft (20-27 N

•

m).

TM 9-2320-280-20-2

Change 2

3 - 1 3 0 . 1

FOLLOW-ON TASKS: • Install serpentine belt (M1123 and “A2” vehicles) (para. 3-83).

• Install fan drive and fan blade (para. 3-78).

• Install power steering drivebelt set (para. 3-80).