TM-9-2320-260-34-1

TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME 1 OF 2

JULY 1994

TM-9-2320-260-34-1 - Page 416 of 657

TM 9-2320-260-34-1

6-4. WATER PUMP MAINTENANCE

THIS TASK COVERS:

a. Removal

c. Installation

b. Cleaning and Inspection

INITIAL SETUP

APPLICABLE MODELS

REFERENCES (TM)

All

TM 9-2320-260-20

TOOLS

TM 9-2320-260-34P-1

TM 750-254

General mechanic’s tool kit

(Appendix B, Item 1)

EQUIPMENT CONDITION

MATERIALS/PARTS

l Water pump drivebelt removed

(TM 9-2320-260-20).

Eight lockwashers (Appendix D, Item 215)

l Engine coolant drained (TM 9-2320-260-20).

Gasket (Appendix D, Item 127)

Gasket (Appendix D, Item 128)

1. Remove six screws (7), lockwashers (8), washers (9), ring (5), gasket (4), and water pump (6) from

water pump support (3). Discard lockwashers (8) and gasket (4).

2. Remove two screws (10), lockwashers (11), water pump support (3), and gasket (2) from engine

block (l). Discard lockwashers (11) and gasket (2).

b. Cleaning and Inspection

1. For general cleaning instructions, refer to para. 2-8.

2. For general inspection instructions, refer to para. 2-9.

c. Installation

1. Install new gasket (2) and water pump support (3) on engine block (1) with two new lock-

washers (11) and screws (10).

2. Install new gasket (4), ring (5), and water pump (6) on water pump support (3) with six washers (9),

new lockwashers (8), and screws (7).

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