TM-9-2320-209-10-1

2 1/2-TON, 6X6, M44A1 AND M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; OPERATION, INSTALLATION AND REFERENCE DATA; OPERATOR LEVEL

SEPTEMBER 1980
TM-9-2320-209-10-1

  TM-9-2320-209-10-1 - Page 71 of 549

TM 9-2320-209-10-1
d.
Tractor Trucks Controls and Indicators.
1.
Airbrake hand control lever. Con-
3.
Fifth wheel operating handle. Is
trols semitrailer airbrake system.
pulled forward to unlock jaws and
When lever is moved down, brakes
separate semitrailer from tractor.
are on.
4.
Safety latch.
Makes sure that there
2.
Airbrake hose coupling shut-off-
is a positive locking of the fifth
cocks. Are turned on (up position)
wheel jaws.
The safety latch must
to let air enter semitrailer brake
be moved left or right to move
system after it is hooked up and
operating handle.
must be turned off (position shown)
before trailer is unhooked.
4-17


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