TM 9-6115-660-13&P
5-7 ELECTRICAL LEADS W3 - W8 MAINTENANCE.
This task covers: a. Test
c. Repair
b. Removal
d. Installation
INITIAL SETUP
Tools
Equipment Conditions
Tool Kit, General Mechanic’s
(item 1, appendix B)
Reference
Multimeter (item 3, appendix B)
Both generator sets shut down; paragraph
Crimping Tool, Hydraulic
(item 4, appendix B)
2-5.3.3. Trailer handbrakes set, front support
leg/landing leg lowered, and rear leveling-
-support jack lowered; paragraph 2-3.2.1.
Materials/Parts
Switch box cover open.
Lock washers
TEST
1. Check continuity of lead W3 between contactor terminal K1-A1 and switch box load terminal L1.
2. Check continuity of lead W4 between contactor terminal K1-B1 and switch box load terminal L2.
3. Check continuity of lead W5 between contactor terminal K1-C1 and switch box load terminal L3.
4. Check continuity of lead W6 between contactor terminals K1-A1 and K2-A1.
5. Check continuity of lead W7 between contactor terminals K1-B1 and K2-B1.
6. Check continuity of lead W8 between contactor terminals K1-C1 and K2-C1.
7. Repair or replace any lead that does not have continuity (figure G-1, appendix G).
REMOVAL
NOTE
Figure 5-8, Detail A, shows connections at K1 or K2. Detail B shows
connections at switch box load terminals.
1. Locate W3-W8 connections to terminals A1, B1, and C1 of contractors (13, figure 5-8 Detail A) and
remove four screws (5), lock washers (6), and contactor shield (7).
5-13
