TM 9-2330-373-14 & P
Section V. ELECTRICAL SYSTEM MAINTENANCE PROCEDURES
Make sure all electrical power is disconnected before per- forming any maintenance on the electrical
system. Serious injury or death may result if proper precautions are not taken.
The XM971E2 and XM971E3 semitrailers are equipped with two intervehicular cable receptacles, located at the
front of the van body.
The 12-pin, 24-volt receptacle is located at the center, and the 7-pin, 12volt receptacle is located to the right of the
A resistor assembly makes it possible to use a towing vehicle with either a 12-volt or a 24-volt electrical system.
Refer to semitrailer wiring diagram (page 4-36) before connecting any disconnected wires.
THIS TASK COVERS
a. Removal of resistor
b. Inspection of resistor
c. Installation of resistor
1. All lights fail
3. Dim or flickering