TM-9-2320-387-24-1

TRUCK, UTILITY: S250 SHELTER CARRIER, 4X4, M1113

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE, VOLUME 1

DECEMBER 1997

CHANGE 1

TM-9-2320-387-24-1 - Page 699 of 1205

TM 9-2320-387-24-l

I

3-76.

THERMOSTAT

REPLACEMENT

I

This task covers:

a.

Removal

b.

Installation

INITIAL SETUP:

Tools

General mechanic’s tool kit:

automotive

(Appendix B, Item 11

Maintenance

and repair shop equipment:

automotive

(Appendix B, Item 21

hIaterials/Parts

Gasket (Appendix G, Item 601

Sealing compound (Appendix C, Item 61)

Manual References

TM 9-2320-387-24P

Equipment Condition

Cooling system drained, as required (para. 3-61).

Maintenance

Level

Unit

[l

1.

Remove capscrew (51, stud (41, thermostat housing (31, thermostat

(21,

and gasket (6) from water

crossover (1). Discard gasket (61.

2.

Clean gasket surface on water crossover (1) and thermostat

housing (3).

b. Installation

1.

Install thermostat

(2) into water crossover (11, ensuring valve sensor (71 points toward crossover (1).

2.

Position gasket (6) on thermostat

housing (3). Apply sealing compound to fastener threads and

insert capscrew (5) and stud (41 to align gasket (6).

3.

Install thermostat housing (3) over thermostat (2) and on water crossover (1) with capscrew (5) and

stud (4). Tighten capscrew (5) and stud (4) to 25 lb-R (34 N-ml.

FOLLOW-ON

TASK:

Fill cooling system (para. 3-61).

3-132