PREPARATION FOR USE - CONTINUED
COUPLING TOWING VEHICLE TO SEMITRAILER CHASSIS - CONTINUED
If commercial towing vehicle Is used, connect cable plug (1) to 12-volt electrical socket (2).
If a military towing vehicle Is used, connect cable plug (1) to 24-volt electrical socket (3)
Connect towing vehicle intervehicular cable to semitrailer chassis.
Connect service airhose (4) to right gladhand (5).
Connect emergency airhose (6) to left gladhand (7).
Check airhose connections for security.
Turn on towing vehicle air supply to pressurize airbrake system.
RAISING LANDING GEAR
Recheck coupling lock by trying to ease towing vehicle and semitrailer forward before raising
landing gear. If not properly coupled, repeat coupling procedure.