TM-9-2330-238-14
CHASSIS, SEMITRAILER: 6-TON, 4-WHEEL M295A1; SEMITRAILER, VAN: EXPANSIBLE, 6-TON, 4-WHEEL M313; SEMITRAILER, VAN: SHOP, FOLDING SIDES, 6-TON, 4-WHEEL M447 AND M447C; SEMITRAILER, VAN: REPAIR PARTS, SHOP EQUIPMENT, 6-TON, 4-WHEEL M749; SEMITRAILER, VAN: REPAIR PARTS STORAGE, 6-TON, 4-WHEEL M750
TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL
JULY 1992
TM-9-2330-238-14 - Page 57 of 462
TM
9-2330-238-14
2-11.
UNCOUPLING
SEMITRAILER
FROM
TOWING
VEHICLE
(Con’t).
c.
Install
dummy
couplings
(2)
on
semitrailer
service
air
coupling
(1)
and
semitrailer
emergency
air coupling
(3).
d.
Disconnect
intervehicular
cable
(5) from semitrailer
receptacle
(4).
e.
Release
kingpin
lock
on towing
vehicle
fifth wheel
plate
and drive towing
vehicle
away
from semitrailer
(refer to towing
vehicle
technical
manual).
f.
Perform
all
After
(A) PMCS in Table 2-1.
2-12.
OPERATING
LANDING
GEAR.
a.
Early Model.
(1)
Position
lever (4) on semitrailer
side of
ratchet
head
(2) for direction
of rotation
desired.
(2)
Landing
gear
contains
a two-speed
gearbox
(1).
Push
in on
crankhandle
(3) to
provide
a
slow-speed
action,
to be used
when
there
is a load
on
the
chassis.
Pull
out
crankhandle
to
provide
a high-
speed
action,
to be used
when
there
is no load
on the
chassis.
(3)
Rotate
crankhandle
(3) on curbside
of
semitrailer
counterclockwise
to
raise
or clockwise
to
lower
landing
gear
legs
(5).
(4)
Continue
turning
crankhandle
(3) until
landing
gear legs
(5) support
front of semitrailer.
TA701915
2-11
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