HELICOPTER OFFLOADING.

TM 55-1520-238-S

(f) Remove tail wheel steering bar

(b) Install tail wheel steering bar and

and winching yoke (para 214.6v).

winching yoke (para 214.6b.).

(g) Install safety chains and release

brakes ( TM 1-1520-238-23).

helicopter brakes

(d) Manually position helicopter into fi-

( TM 1-1520-238-23).

nal position.

315.4 Tiedown

Below

Deck

Loaded

(e) Apply helicopter brakes and place

Helicopters. Figure 34.

chocks

TM 1-1520-238-23).

(f) Lock tail wheel swivel (para

214.6u.).

CAUTION

(g) Remove tail wheel steering bar

and

winching

yoke

(para

Tiedown restraints will be tensioned

214.6v.).

only enough to remove all free play.

(h) Install safety chains and release

Overtightened tiedowns will damage

helicopter brakes

helicopter structure.

( TM 1-1520-238-23).

a. Tiedown Forward Fuselage Fittings.

d. Loading Helicopter Nose First.

Install three 10,000pound tiedown de-

vices/chains (items 50 and 51, table 31) at

each forward fuselage tiedown fitting (six

CAUTION

tiedowns per helicopter).

b. Tiedown Fuselage Tailboom Fittings.

To prevent possible damage to tail

Remove quick release pin holding each FS

wheel and shock strut, do not push he-

450 jack pad wire deflector. Secure in open

licopter up ramp using tow bar at-

position. Install two 10,000pound tiedown

tached to tail wheel.

devices/chains (items 50 and 51, table 31)

(1) Connect

Towing

Bridle. Couple

at each fuselage station 450 tiedown fitting

hooks on forward winching adapter

(two tiedowns per helicopter).

cable (item 4, table 31) to helicopter

315.5 Tiedown Topside Loaded Helicopters.

landing gear jack points. Couple for-

ward winching adapter towing eye to

Figure 35 and paragraphs 315.4a and b.

pintle on tow vehicle.

315.6 Load Removed Helicopter Components and

Ground Support Equipment to be Shipped.

NOTE

Position boxed components and ground support equip-

ment on vessel.

Two sets of adapter cables may be re-

quired depending on type of tow vehicle

315.7 Tiedown Loose Helicopter Components

available at port.

and

Boxed

Ground

Support

Equipment.

(2) Unlock tail wheel (para 214.6a).

Install 5000pound tiedown straps at helicopter compo-

(3) Install tail wheel steering bar and

nents and boxed ground support equipment. Use

winching yoke (para 214.6b).

enough tiedowns to secure these components at their

(4) Tow helicopter on board vessel using

locations.

shoring as required to provide under

belly clearance.

316 HELICOPTER OFFLOADING.

(5) Apply helicopter brakes and place

Helicopter and component offloading from a vessel will

chocks TM 1-1520-238-23).

be performed in accordance with procedure outlined in

(6) Perform final positioning.

paragraph 316.1 through 316.5.

(a) Remove towing bridle.

316.1 Remove

Tiedowns

from

Helicopter

(b) Remove chocks and release

Components and Ground Support Equipment.

brakes.

Unfasten and remove tiedown straps from helicopter

components and boxed ground support equipment.

nal position.

316.2 Unload Helicopter Components and

(d) Apply helicopter brakes and place

chocks TM 1-1520-238-23).

Ground Support Equipment. Remove helicopter

(e) Lock tail wheel swivel (para

components and boxed ground support equipment from

214.6u).

vessel.

Change 1

311