TM-9-2320-361-10
2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)
OPERATOR'S MANUAL
DECEMBER 1988
TM-9-2320-361-10 - Page 257 of 392
TM 9-2320-361-10
2-47. OPERATION OF AIRBRAKE (TRAILER) KIT
a. General.
Airbrake (trailer) kit is installed on vehicles hauling trailers or artillery
equipped with airbrakes. It is used when heavy payloads are to be hauled and
separate braking of the trailer is desired.
b. Coupling Trailer to Vehicle.
• Refer to appropriate trailer
TM for complete trailer opera-
tion procedures.
• Attaching yoke of trailer or
artillery load to pintle hook
requires two or more crew-
members, depending on size
and weight of load.
(1)
Remove cotter pin (4), lift lever
(3), insert yoke (8) of trailer or artillery
load into pintle hook (9) of vehicle, lower
lever (3), and install cotter pin (4).
(2)
Connect load air lines (7) to air
couplings (5) of towing vehicle.
WARNING
Air shutoff valves must be turned on to charge trailer brake
system. Failure to do this may result in trailer brake failure
causing injury or death to personnel.
(3)
Pull up handles (6) to charge
trailer brake system.
(4)
Connect trailer brakelight cable
(1) to electric receptacle (2).
c. Airbrake Kit Operation.
(1)
Start engine (refer to para. 2-14
or 2-15) and operate vehicle as necessary.
NOTE
Airbrake hand control should
be engaged slowly to provide
steady, even braking.
(2)
Pull down airbrake hand control (10) to apply brakes of towed load
WARNING
Make sure air shutoff valves are turned off after uncoupling
trailer. Failure to do this may result in vehicle brake failure
causing injury or death to personnel.
2-196
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