TM 9-2330-373-14 & P
MAIN HARNESS RECEPTACLE (cont)
Connect dolly harness receptacle (2) to main
harness receptacle (3) and secure with nut (1).
Dolly harness receptacle
Main harness receptacle
MARKER CLEARANCE LIGHT
THIS TASK COVERS
a. Lamp replacement
c. Cleaning and inspection
3. Dim or flickering lights
Test Equipment Required:
All semitrailer running lights are controlled by the electrical system of the towing vehicle. A master switch
on the towing vehicle controls the service and blackout modes of operation of the lights. Place this switch
in the proper position prior to testing the lamps after installation. Lamps will not light if towing vehicle
switch is in the OFF position.
Remove two screws (1) securing
lens (2). Remove lens.
Push in on lamp (3), turning
counterclockwise to remove from
Insert new lamp (3) into socket.
Press in and turn clockwise.
Test lamp by turning on switch in
Position lens (2) on light
and secure with two screws (1).