TM-9-2320-280-20-3

TRUCK, UTILITY: M998 SERIES

TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 3 OF 3

JANUARY 1996

TM-9-2320-280-20-3 - Page 160 of 1168

TM 9-2320-280-20-3

10-83. HEATER SHUTOFF VALVE REPLACEMENT

This task covers:

a. Removal

b Installation

INITIAL SETUP:

Tools

Equipment Condition

General mechanic’s tool kit

Cooling system drained as required (para. 3-60).

automotive (Appendix B, Item 1)

Manual References

TM 9-2320-280-10

TM 9-2320-280-24P

1. Remove screw (6) and clip (5) from shutoff valve (8).

2. Disconnect control wire (4) of heater control cable (7) from pin (3) of shutoff valve (8).

3. Loosen two clamps (2) and remove shutoff valve (8) from hoses (1).

b. Inspection

1. Connect shutoff valve (8) to two hoses (1) and tighten clamps (2).

2. Connect control wire (4) of heater control cable (7) to pin (3) of shutoff valve (8) with clip (5) and

screw (6).

FOLLOW-ON TASKS:

●

●

Fill cooling system (para. 3-60).

Start engine (TM 9-2320-280-10) and check shutoff valve for leaks.

10-137