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 TM 55-1520-238-S
ends of the tail wheel axle. Install steering
bar in yoke tube.
CAUTION
NOTE
Loading ramps may have to be shored
Tail wheel steering bar will be used to
to obtain an overall slope angle often
steer the helicopter and to keep main and
degrees or less. A steeper ramp will
tail wheels on the loading ramps.
reduce helicopter clearances, result-
ing in possible helicopter or cargo air-
c. Connect and Checkout Hydraulic Cart
craft damage.
(item 10, table 22).
a. Set Up Main Ramp. Fully lower cargo air-
craft main ramp. Support bottom end of
WARNING
ramp with shoring, as shown. Erect cargo
loading stabilizer struts.
Prior to operating hydraulic cart,
b. Install Auxiliary Ramps. Set up two
personnel must be thoroughly fa-
24inch wide auxiliary ramps for helicopter
miliar with operation and safety pro-
landing gear wheels. Aline ramp center-
cedures contained in paragraphs
lines 6 feet 8 inches apart and parallel to
cargo aircraft centerline. Shore auxiliary
Personnel must remain clear of heli-
ramps as shown.
copter during kneeling and erecting
operations to prevent injury to per-
c. Check and Adjust Ramp Slope. Mea-
sonnel in event of main landing gear
sure slope angle of ramp (and shoring). An
strut collapse and helicopter roll
angle of ten degrees or less, is required. If
over.
necessary, adjust thickness of main and
auxiliary ramp shoring to obtain required
slope angle.
CAUTION
WARNING
The hydraulic cart will be tested with
the helicopter clear of the C141B to
One person will occupy CPG station in
prevent possible damage to the
each helicopter as it is loaded, to oper-
C141B in the event of main landing
ate helicopter brakes when required.
gear collapse and helicopter rollover.
Connect hydraulic cart to helicopter (para-
CAUTION
NOTE
Ramp shoring will be used under heli-
Hydraulic cart will be rolled along with the
copter main and tail wheels as needed
main landing gear as helicopter is loaded
for under belly clearance. Improper
into the cargo aircraft.
clearance will cause damage to heli-
d. Aline First Helicopter at Loading
copter and cargo aircraft.
Ramp. Position helicopter main landing
gear wheels at base of sloped ramp shor-
ing. Aline helicopter nose over ramp center-
and FO2).
line (fig. 229).
a. Unlock Tail Wheel Swivel. Push swivel
e. Connect Cargo Aircraft Winch Cable to
lock lever down to release tail wheel swivel
Helicopter. Couple hooks on forward
lock. Install tail wheel lock safety pin (fig.
winching adapter cable (item 7, table 22)
to helicopter main wheel arm inboard eyes
b. Install Tail Wheel Steering Bar and
er cable towing eye to the aircraft winch
Winching Yoke. Connect winching yoke
cable. Have loadmaster operate winch and
(item 8, table 22) to tail landing gear wheel
take up all cable slack.
fork (fig. 214). Tighten yoke studs onto
Change 1
265
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