Unload One M230 Gun Turret.

TM 55-1520-238-S

229.17 Unload One 2.75 Inch Rocket Launch-

ers. Remove one packed 2.75 inch rocket launcher

CAUTION

from top of loaded Hellfire launcher next to helicopter

number one tail rotor.

During the following procedures,

229.18 Unload One Hellfire Launcher. Remove

helicopter underbelly and overhead

packed launcher container from cargo floor, next to heli-

clearances will be continually

copter number one tail rotor.

checked to prevent damage to heli-

copter or cargo aircraft. Where nec-

229.19 Unload Six Main Rotor Blades. Remove

essary, helicopter height will be ad-

three main rotor blade racks from cargo floor, under heli-

justed by kneeling or erecting

copter number one fuselage.

helicopter and by using shoring un-

229.20 Unload Helicopter Number One.

der tail wheel.

a. Connect Cargo Aircraft Winch Cable to

To prevent excessive stress on heli-

Helicopter. Paragraph 228.9e.

copter landing gear and C141B car-

b. Unlock Tail Wheel Swivel. Paragraph

go winch, do not apply brakes dur-

228.9a.

ing

kneeling

and

erecting

operations.

c. Install Tail Wheel Steering Bar and

Winching Yoke. Paragraph 228.9b.

NOTE

d. Connect Hydraulic Cart.

Hydraulic cart will be rolled along with the

main landing gear as helicopter is un-

WARNING

loaded from the cargo aircraft.

Connect hydraulic cart to helicopter (para-

Prior to operating hydraulic cart,

graph 84).

personnel must be thoroughly fa-

miliar with operation and safety pro-

Unload Helicopter to Position One. Re-

cedures contained in paragraphs

lease helicopter parking brakes. Have load-

84, 85, and 86.

master slowly reelout cargo aircraft winch,

while kneeling or raising helicopter where

Personnel must remain clear of heli-

required for overhead and ramp hinge

copter during kneeling and erecting

clearance. Manually guide helicopter down

operations to prevent injury to per-

loading ramps until main landing gear

sonnel in event of main landing gear

wheels are on the ground (position one, fig.

strut collapse and helicopter roll

230).

over.

Reposition One Auxiliary Ramp.

Reposition left or right auxiliary ramp and

CAUTION

shoring to center of loading ramp.

Unload Helicopter to Ground Level.

During the following procedures,

Reelout cargo aircraft winch and guide he-

helicopter underbelly and overhead

licopter tail wheel down center ramp until

clearances will be continually

tail wheel is on the ground.

checked to prevent damage to heli-

Disconnect Cargo Aircraft Winch Cable

copter or cargo aircraft. Where nec-

from Helicopter. Disconnect winch

essary, helicopter height will be ad-

cable from tail wheel winching yoke.

justed by kneeling or raising and by

Erect Helicopter. Erect helicopter and

using shoring under tail wheel.

disconnect hydraulic cart (paragraph 86).

To prevent excessive stress on heli-

Unlock Tail Landing Gear Shock

copter landing gear and C141B car-

Strut. Jack helicopter at the fuselage sta-

go winch, do not apply brakes dur-

tion 450 (tailboom) jacking pad until tail

ing

kneeling

and

erecting

landing gear strut lock (fig. 225) can be

operations.

moved. Remove the strut lock. Lower and

remove the jack.

NOTE

Remove Tail Wheel Steering Bar and

Hydraulic cart will be rolled along with the

Winching Yoke. Paragraph 228.9o.

main landing gear as helicopter is un-

loaded from the cargo aircraft.

229.16 Unload One M230 Gun Turret. Remove

Connect hydraulic cart to helicopter (para-

packed gun turret container from cargo floor, under heli-

graph 84).

copter number one tail rotor.

274

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