TM 9-2320-387-24-2
25-78
Change 1
25-30. A/C COMPRESSOR HOSE ASSEMBLY MAINTENANCE
This task covers:
a.
Removal
c.
Installation
a.1. Inspection
a. Removal
INITIAL SETUP:
Applicable Models
M1114
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Automotive maintenance and repair: field
maintenance, basic (Appendix B, Item 6)
Materials/Parts
Six O-rings (Appendix G, Item 266.1)
Refrigerant oil (Appendix C, Item 48)
Sealing compound (Appendix C, Item 63)
Tiedown straps (as required)
(Appendix G, Item 461.1)
Manual References
TM 9-2320-387-24P
Equipment Condition
• Air horn-to-air cleaner elbow removed (para. 3-15).
• A/C system discharged (para. 25-15).
• A/C coolant line covers removed (para. 25-32).
Maintenance Level
Direct support
1.
Loosen two nuts (4) and remove low-pressure hose (6) and two O-rings (3) from compressor
manifold (8) and evaporator tube (7). Discard O-rings (3).
2.
Loosen two nuts (1) and remove hose (12) and two O-rings (2) from compressor manifold (8) and
rear suction tube (19). Discard O-rings (2).
3.
Loosen two nuts (10) and remove hose assembly (11) and two O-rings (9) from compressor
manifold (8) and rear discharge tube (20). Discard O-rings (9).
4.
Remove tiedown straps (16), as required, from hose (12), hose assemblies (11) and (5), and A/C
wiring harness (15) in engine compartment.
5.
Remove capscrew (13), washer (18), and clamp (14) from clamping bracket (17).
6.
Remove tiedown straps (16), as required, from hose (12), hose assemblies (11) and (5), and A/C
wiring harness (15) at left side tunnel (21).
7.
Remove two capscrews (27) and washers (28) securing clamps (29) to left side tunnel (21).
8.
Remove hose (12) and hose assembly (11) from two clamps (29) at left side tunnel (21).
9.
Remove two screws (24), screw (25), and CTIS cover (23) from vehicle body (26).
10.
Route hose (12) and hose assembly (11) forward through CTIS cover grommets (22) and up into
engine compartment. Remove hose (12) and hose assembly (11) from vehicle.
Refer to para. 10-56 for plusnut (31) inspection and replacement.
a.1. Inspection
