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        ![]() TM 9-2330-331-14&P 
BLACKOUT LIGHT REPLACEMENT 
INITIAL SETUP: 
Equipment Conditions 
Materials/Parts 
 Ground Boards Emplaced 
 Self-Tapping Screws (WP 0080 00-1) 
 Landing Legs Down 
 Dielectric Grease (WP 0086 00-4) 
 Tires Chocked 
 Prime Mover Electrical Connector 
Disconnected from Semitrailer 
TooIs/Test Equipment 
 General Mechanic's Tool Kit (WP 0077 00-9) 
WARNING 
When repairing an electrical malfunction, ALWAYS disconnect towing 
vehicle electrical connector from semitrailer. Failure to do so may 
result in serious injury or death due to electric shock. 
NOTE 
Right and left blackout lights are removed and installed the same way. 
This procedure covers one blackout light. 
REMOVAL 
1. Remove six self-tapping screws (1), and blackout light (2). Discard screws. 
2. Disconnect light connectors (3) from wiring harness. 
3 
2 
1 
Figure 1. Blackout Light 
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