TM 9-6115-668-13
5.18 AUXILIARY CONTACTOR K109 MAINTENANCE.
This task covers:
a. Removal
b. Installation
Tools
Equipment Conditions
General Mechanic’s Tool Kit
Reference
(item 2, appendix B)
Generator Set 150 kW shut down,
Automotive Fuel and Electrical System Repair, Tool Kit
paragraph 2.5.2
(item 3, appendix B)
Materials/Parts
Cable ties
(item 10, appendix E)
WARNING
Disconnect the negative battery cable first and then the positive bat-
tery terminal cables. Failure toobserve this warning could result In se-
vere personal Injury or death.
CAUTION
Tag all cables prior to removal to ensure correct connection of the
cables during installation.
REMOVAL
1.
2.
3.
4.
5.
Open flap (2, figure 5-37) on unit hood assembly (1).
Open front panel (4) of control cabinet assembly (3) and secure with prop (5).
Record labeling and position of cables and diodes V101 (9), V102 (10) and V105 (11), V106 (12) to
terminals (13) of auxiliary contactor K109 (14), loosen screws (18), and disconnect cables and diodes.
Record labeling and position of cables (16) to lower terminals (15) of auxiliary contactor K109 (14),
loosen screws (17), and disconnect cables (16).
Use a screwdriver to push locking element (19) on auxiliary contactor K109 (14) in direction of ar-
row, tilt auxiliary contactor K109 (14) upward, and remove from mounting bar (41).
1. Insert top (8) auxiliary contactor K109 (14) into top of mounting bar (41) and push in at the bottom,
2. Noting correct labeling and position, install cables (16) to lower terminals (15) and tighten screws (17).
3. Noting correct labeling and position, install cables and diodes V101 (9), V102 (10) and V105 (11),
V106 (12) to terminals (13) and tighten screws (18).
4. Stow prop (5) and close front panel (4).
5. Close flap (2).
5-142
