TM 9-2320-280-20-2
4-122. COMPRESSOR/HEATER FUEL PUMP WIRING HARNESS REPLACEMENT
(M997, M997A1, M997A2)
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Applicable Models
M997, M997A1, M997A2
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Three lockwashers (Appendix G, Item 110)
Two locknuts (Appendix G, Item 63)
Two nut and lockwasher assemblies
(Appendix G, Item 148)
Three tiedown straps (Appendix G, Item 241)
Manual References
TM 9-2320-280-24P
Equipment Condition
Passenger seat back removed (para. 10-45).
Heater fuel pump removed (para. 11-194).
N O T E
Prior to removal, tag leads for installation.
1. Disconnect harness leads (1) from control box leads 436D (3) and 723B (2).
2. Remove capscrew (4), lockwasher (5), washer (6), and clamp (7) from AC line clamp (8) and body (9).
Discard lockwasher (5).
3. Remove six screws (10), clamps (11), and harness (12) from body (9) and “B” beam (13).
4. Remove tiedown strap (14) from harness (12) and drain tube (15). Discard tiedown strap (14).
5. Remove grommet (16) from harness (12) and tunnel (17).
6. Remove locknut (32), washer (31), screw (27), and clamp (28) from fuel line clamp (29), body bracket (30)
and harness. Discard locknut (32).
7. Remove locknut (22), washer (23), capscrew (33), and washer (23) from harness Wound (34) and fuel
pump (26). Discard locknut (22).
8. Remove nut (21) and lockwasher (20), and ground terminal (19) from ground stud (18). Discard lock-
washer (20).
9. Disconnect harness lead (24) from fuel pump lead (25).
10. Remove screw (35) and clamp (36) from harness (12) and body (9).
4-286
