Install Wings.

TM 55-1520-238-S

NOTE

To prevent damage to helicopter,

support wing during removal from

Coated mounting surfaces, bolt holes and

stop position.

hardware of stowed wings may be inac-

Remove two mounting bolts and washers

cessible for cleaning. These areas will be

from each wing root bracket at fuselage.

cleaned after wings are unstowed.

Then lift each wing from its cradle. Conduct

e. Check

Manifest. Checkoff

each

depreservation of coated surfaces (para

shipped item against manifest.

216.4h). Retain wing mounting hardware.

f. Remove Shipping Seals and Caps. Re-

d. (ExtendedRange Capable Helicopters

move component shipping seals, covers

Only)

Remove

Wing

Trailing

and caps.

Edges. TM 1-1520-238-23.

e. Remove

Stowing

Kit

Wing

g. Deprocess Treated Items. Deprocess

Cradles. Release three turnlock studs

all insecticide and rodenticidetreated

from each wing cradle.

items (refer to Appendix F).

f. Remove Stowing Kit Wing Root Brack-

h. Depreserve Coated Areas. Clean all

ets. Remove two captive bracket bolts

preservative material from coated areas.

from wing mounts bosses and remove each

Remove all tape residue. Refer to

wing root bracket from wing.

TM 1-1520-238-23 for applicable cleaning

procedures.

g. Remove Stowed Wing Mounting Hard-

ware. Remove and retain two aft mount-

216.5 Remove Fly Away Covers.

ing bolts and washers from stowed posi-

TM 1-1520-238-23.

tions on each side of fuselage.

216.6 Install Wings.

h. Mount Wings on

Helicopter.

TM 1-1520-238-23 .

a. Remove

Four

Stowing

Tiedown

Straps. Unsnap both ends of left wing in-

i. (ExtendedRange Capable Helicopters

board (upper) and left and right wing out-

Only) Connect Wing Air Lines (fig.

board (lower) tiedown straps, and remove

29). Remove dust cap from each fuse-

three straps. Unbolt top end of right wing

lage side air fitting. Then connect each wing

inboard (upper) tiedown strap, unsnap bot-

air line quickdisconnect fitting to mating

tom end of strap, remove strap, and rein-

fuselage air fitting. Stow dust caps on air

stall fuselage tiedown bolt (fig. 29).

line clamp fittings.

b. Remove Stowing Kit Trailing Edge Sup-

j. (ExtendedRange Capable Helicopters

ports. Lift left and right wing trailing edge

Only) Connect Wing Fuel Lines (fig.

supports from wing trailing edges.

29). Remove dust cap from each fuse-

lage side fuel fitting. Connect each wing

fuel line quickdisconnect fitting to mating

WARNING

fuselage fuel fitting. Stow dust caps on fuel

line clamp fittings.

To prevent personnel injury and equip-

k. (ExtendedRange Capable Helicopters

ment damage, four persons must lift

Only)

Install

Wing

Trailing

and carry wing during removal. If injury

Edges. TM 1-1520-238-23..

occurs seek medical aid.

216.7 Install Steps. Obtain left side steps from

c. Remove Left and Right Wings from

catwalk area and install steps at FS 162/WL 148 and FS

Stowed Positions.

162/WL 168 (TM 1-1520-238-23).

216.8 Remove Forward Fuselage Tiedown Fit-

tings.

CAUTION

a. Remove Tiedown Fittings. Remove

one (unpinned) nut and washer from left

Pitot tube can be seriously damaged

and right end stud in each main landing

if it contacts landing gear pivot fit-

gear cross tube, then pull studs (with

ting or other solid surface. Use ex-

pinned nuts in place) from cross tube. Slide

treme care to clear pivot tube when

tiedown fittings from cross tube ends (fig.

removing wing from fuselage side.

25).

232

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