HELICOPTER OFFLOADING (TRUCK SHIPMENT)

TM 55-1520-238-S

b. Logistical Shipment

(7) Load boxed ground support equipment

on right side of trailer platform, between

(1) Unfasten and remove tiedown straps

area weapon turret and Hellfire launch-

from trailer platform locations of gun

er.

and turret, Hellfire launchers, tail rotor

blade supports, horizontal stabilator,

NOTE

fairings, boxed ground support equip-

ment and airride ballast.

Hydraulic cart and hoses, vertical stabiliz-

(2) Remove 2000pound ballast from for-

er and air vehicle slings will be shipped on

ward end of trailer.

trailer platform with helicopter. These sup-

(3) Remove boxed ground support equip-

port equipment items are to be wrapped

ment from right side of trailer platform.

and packaged per paragraph 212.

(4) Remove forward and aft ammunition

(8) Install 5,000pound tiedown straps on

feed fairings, access panel and wing

loaded horizontal stabilator, M230 gun,

fairing units from right side of trailer

access covers and fairings, gun turret,

platform.

Hellfire launchers, and boxed ground

(5) Remove horizontal stabilator from left

support equipment. Use enough tie-

side of trailer, under helicopter right en-

downs to secure these components to

gine exhaust.

their trailer platform locations.

(6) Remove two packaged tail rotor blades

418.5 (Logistical Shipment Only) Install Trailer

from left side, forward end of trailer.

AirRide Ballast. For commercial truck with air ride

(7) Remove one packed launcher contain-

suspension (fig. 43 or 44).

er from left side, forward end of trailer,

and one packed container from right

side of trailer under helicopter left en-

NOTE

gine exhaust.

Trailer ballast is required for proper func-

(8) Remove packed turret container from

tion of truck airride suspension. Amount

right side of trailer under stowed heli-

of weight required will vary due to weight

copter stabilizer.

of helicopter and length of trailer.

(9) Remove packed gun container from

a. Install Ballast. Position 2000 pounds to-

right side, forward end of trailer.

tal weight of concrete, sandbags, or

419.2 Remove Tiedowns From Helicopter.

bagged lead shot on forward end of trailer.

a. Remove Vertical Stabilizer Support

Jack. Paragraph 229.13.

b. Tie Down Ballast. Install 10,000pound

tiedown chains on installed ballast. Use

CAUTION

enough tiedowns to secure all ballast items

to their trailer forwardend locations.

For safety of helicopter on trailer plat-

419 HELICOPTER OFFLOADING (TRUCK SHIP

form, air vehicle sling and crane will be

MENT).

installed before releasing tiedowns.

b. Install Air Vehicle Sling.

Helicopter and component offloading from truck trailer

TM 1-1520-238-23.

will be performed in accordance with procedures out-

c. Remove Fuselage Tailboom Tie-

lined in paragraphs 419.1 thru 419.3 using figures

downs. Unfasten and remove two chains

43 for 40foot commercial truck, figure 44 for 50foot

from each fuselage station 450 tiedown fit-

commercial truck, or figure 45 for M270A1 military

ting tied to trailer platform. Close FS 450

truck.

jack pad wire deflector and secure with

419.1 Unload Components and Support Equip-

quick release pin.

ment.

d. Remove

Forward

Fuselage

Tie-

downs. Unfasten and remove two tie-

a. Tactical Shipment.

down chains from each forward fuselage

(1) Unfasten and remove tiedown straps

tiedown fitting tied to trailer platform.

from components and support equip-

e. Unfasten and Remove Trailer Tiedown

ment located on separate truck.

Fittings and Cables.

419.3 Unload

Helicopter

From

Trailer

(2) Unload loose components and ground

Platform. Figure 43, 44, or 45.

support equipment from separate truck

using same manner as used for load-

a. Unlock Helicopter Tail Wheel.

ing.

Paragraph 214.6a.

416

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