TM 9-4310-397-14
4-32. INSTRUMENT CONTROL PANEL WIRING HARNESS TESTING, REPAIR AND REPLACEMENT . - Continued
NOTE
Terminal hardware is supplied with most components and cannot be purchased separately.
Retain all hardware if original component is not being replaced. If component is being replaced,
use new hardware supplied.
(2)
Tag (item 18, section II, appendix E) leads that are to be removed.
(3)
Remove terminal attaching hardware on individual components to remove terminal lug connections.
(4)
Reinstall terminal attaching hardware on components to prevent loss.
(5)
Carefully remove harness (3) or leads (4) from air compressor.
(6)
Using a multimeter set to measure resistance, check continuity between terminal ends of wire leads using
wiring diagram provided in Figure 4-28.
(7)
If no continuity is indicated, repair or replace as required.
c.
Disassembly.
(1)
Remove loom from wiring harness to remove individual wires for repair.
(2)
Remove damaged heat-shrink material and terminal lug connections as necessary for replacement.
d.
Repair.
(1)
See appendix F for wire lengths and terminal information for individual wire replacement.
(2)
Cut wire to size required.
(3)
Strip 1/4 - 1/2 inch (0.6 - 1.3 cm) of insulation from the end of the wire.
(4)
Install a terminal on the end the wire.
(5)
Apply a one inch (2.5 cm) piece of heat-shrink tubing (if the terminals are of the uninsulated type).
(6)
Insert wire end into the shank of the terminal.
(7)
Crimp the shank and install heat-shrink tubing, if necessary.
e.
Assembly.
(1)
Reinstall loom onto wiring harness (3) after repairs have been completed.
(2)
Use electrical tiedown strap to secure the loom to the wires which will minimize loose wires.
4-90
