TM 9-2320-289-20
11-10. CAB HEATER WIRING HARNESS REPLACEMENT.
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Equipment Condition
Materials/Parts
• Rear battery box removed.
• Two
Iockwashers
(See paragraph 11-6)
• Ten
straps
a.
REMOVAL
If removing relay
Tag all leads and
NOTE
(2), perform step 2.
connectors for installation.
1.
Disconnect wiring harness (1) cable from cab heater control panel assembly (6). Remove 2
nuts (8) and disconnect wiring harness leads from safety switch (9). Remove screw (3),
washer (4), and clip (5). Loosen nut on strap (7) and disconnect wiring harness.
2.
Unsnap relay (2) and wiring harness (1) connector from bracket (10). Unplug relay (2) from
wiring harness connector.
TA50067
1 1 - 37
