TM-9-2320-273-20

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE

NOVEMBER 1980

TM-9-2320-273-20 - Page 1350 of 1500

TM 9-2320-273-20

BODY AND CAB.

11-26 HEATER MAINTENANCE (Continued).

LOCATION/lTEM

ACTION

REMARKS

A. REMOVAL (Continued).

3. CAB/Three wires (2).

Remove electrical tape and

disconnect wires.

4. CAB/Two air ducts (1).

a. Loosen clamps (3).

b. Remove ducts.

5. CAB/Two cable clips (5).

a. Loosen.

b. Remove cables.

6. CAB/Heater (4).

a. Remove eight screws from

runner and slide floor mat

out of way of heater.

b. Remove.

7. Two insulators (12).

Remove from four heater

mounting studs (11).

B. INSTALLATION.

8. Two insulators (12).

Install over four heater

mounting studs (11).

9. CAB/Heater (4).

Set in place.

10. CAB/Two cable clips (5).

a. Attach cables.

PASSENGER cable goes to

b. Tighten clips.

bottom, DRIVER cable

goes to top.

11. CAB/Two air ducts (1).

Attach and tighten clamps (3).

12. CAB/Three wires (2).

a. Connect.

Wires are color-coded to

b. Wrap connections with

help you match them up.

electrical tape.

13. Floor mat.

Install eight screws to secure

runner over floor mat.

14. ENGINE COMPARTMENT/

Install and tighten.

four nuts (7) and washers (6).

15. ENGINE COMPARTMENT/

a. Install hoses.

Heater hoses (8) and (9).

b. Secure with two clamps (10).

11-86