TM 10-3930-675-24-2
CAB HEATER/AIR CONDITIONING UNIT REPLACEMENT - CONTINUED
0264 00
REMOVAL - CONTINUED
7.
Underneath cab, remove two tiedown straps (9) and drain valves (10).
8.
Remove three locknuts (11), washers (12), and grommets (13). Discard locknuts.
9.
Remove cab heater and A/C unit (8) from cab.
9,10,11
8
12,13
9,10,11
12,13
INSTALLATION
NOTE
Ensure white ground wire, windshield wiper wiring harness, and clear plastic tube are accessible.
1.
Position cab heater and A/C unit (8) in cab.
2.
Underneath cab, install three grommets (13), washers (12), and new locknuts (11).
3.
Install two drain valves (10) with two new tiedown straps (9).
4.
Connect white ground wire to top corner of cab heater and A/C unit (8) with screw.
5.
Connect four flexible ducts to top of cab heater and A/C unit (8) and tighten four hose clamps.
6.
Connect two A/C hoses (6 and 7) to expansion valve (4) and tighten two fitting nuts (5).
7.
8.
Connect two heater hoses to side of cab heater and A/C unit. Add coolant (WP 0064 00).
9.
Underneath instrument panel, install A/C temperature control, connect cable to heater temperature control, and connect
10.
11.
Start engine (TM 10-3930-675-10) and check for coolant leaks.
12.
0264 00-3