TM 9-2330-372-14&P
NOTE
Ensure SERVICE and EMERGENCY air hoses are connected
SERVICE to SERVICE and
EMERGENCY to EMERGENCY on towing vehicle.
(1) Remove trailer hose couplings (glad hands) from dummy couplings.
(2) Hold trailer hose couplings against towing vehicle hose couplings at a 90 degree angle and rotate until locked
in place.
f.
Connect trailer lighting system to electrical system of towing vehicle as follows:
(1) Open protective cover of intervehicular cable (fig. 1-5). Lock cover of cable by sliding latch lock in place.
(2) Plug cable into towing vehicle receptacle. Cable plug is keyed so connection can be made only one way.
g. Turn handcranks on all four leveling jacks (fig. 2-2) to fully retract legs.
NOTE
The locking pin on the swivel of the XM1034 is a spring loaded pull pin. The locking pin on the
XM1048 is a screw type pin requiring the use of the hand crank (turn hand crank until it stops) to
disengage and engage.
h. Disengage the lock pins (fig. 2-2) and manually raise each jack to the horizontal (stowed) position with pad facing
trailer wheel. Reengage lock pin and ensure that jack is locked in horizontal position.
i.
Return each leveling jack hand crank to its stowed position.
2-8.
PRE-TOWING INSTRUCTIONS.
a. The Service Brakes are operated by the towing vehicle's service brakes. Apply towing vehicle brakes. Observe
trailer brake chamber pistons for proper movement (piston pushes slack adjuster away from chamber).
b. Electrical System.
(1) Operate the towing vehicle's service brakes. Check composite lights for brake lamp operation.
(2) Operate the towing vehicle's turn signal lever. Check that the left and right composite light turn signals work.
(3) Operate the towing vehicle's service lights. Check that the composite light service lamps work.
2-8
