TM-9-2320-334-13&P LHST Operator, Field and Parts Manual M1147A1 Trailer Download
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TM 9-2330-334-13&P THEORY OF OPERATION – Continued 0003 00 0003 00-5 Change 1 TRAILER LIGHTS The trailer lights consist of clearance and marker lights and rear composite taillights. The front clearance lights are located on the left and right side of the trailer frame rail. The rear clearance lights are located on the left and right of the trailer frame rail. The marker lights are located on the rear marker light bracket. The rear composite taillights are located on the rear bumper. After electrical power is routed through the voltage converter box, 12 VDC is then supplied to the trailer lights through an electrical harness. Service Lighting The Service Lighting System includes the rear composite taillights and clearance and marker lights. They are energized by positioning the main light switch of the towing vehicle to the appropriate position. Blackout Lighting The Blackout Lighting System includes the rear blackout marker lights and blackout stop lights. These lights are energized by positioning the main light switch of the towing vehicle to the appropriate position. Blackout lights operate only with 24 VDC intervehicular cable.