TM 9-4110-256-14
4-20. WIRES, CABLES, AND HARNESSES TESTING, REPAIR, AND REPLACEMENT.
This task covers:
a. Testing
b. Repair
c. Removal
d. Installation
INITIAL SETUP
Tools:
Equipment Conditions:
Heat Gun
4, Section III, Appendix B
Refrigeration unit shut down (para 2-7) and
Soldering Gun
power disconnected.
1, Section III, Appendix B
Side condenser doors open if needed.
Electrical Connector Repair Tool Kit
Control panel cover open.
1, Section III, Appendix B
Enclosure assembly open if needed.
Materials/Parts:
General Safety Instructions:
Wire (As Required)
WARNING
Insulation Sleeving (As Required)
F-19, Appendix F
High voltage and exposed rotating parts
Lockwashers (2)
are used in the refrigeration unit.
1, Appendix G
Personal injury can result if power is
connected.
8, Appendix E
9, Appendix E
Marker Tag(s) (As Required)
7, Appendix E
Tiedown Strap(s) (As Required)
10, Appendix E
Silicone RTV
20, Appendix E
a. Testing.
(1) Be sure power has been disconnected at the source and remove two bolts (1) and lock washers (2). Open
control box cover (3). Discard lock washers.
(2) Tag and disconnect wire leads from components as necessary to isolate the wire or harness being tested.
(3) Using multimeter set to measure continuity, check each end of the wire lead(s).
(4) Replace any wire lead(s) that do not show continuity.
(5) Connect wire lead(s) per tag and wiring diagram (fig. 1-4).
4-35
