Chapter 2. Operating Instructions - TM-55-4240-284-12-P0011

TM 55-4240-284-12&P

CHAPTER

OPERATING

INSTRUCTIONS

Section I. SERVICE UPON RECEIPT

2-2. Inspection.

2-1. General.

Inspect each component of the rescue seat as-

Upon initial receipt of a new forest penetrating

rescue seat assembly, check the shipping con-

sembly as prescribed in paragraph 3-2. Report

tainer for evidence of damage incurred during

damage or defects on DA Form 2402, Exchange

transit. Remove the rescue seat assembly from the

Tag, in accordance with instructions in TM 38-

750.

shipping container, and check to see that all com-

ponents are present, undamaged and free of de-

fects.

Section Il. OPERATION UNDER USUAL CONDITIONS

c. Lower the rescue seat with helicopter

2-3. Preparation.

hoist. Reel out sufficient cable to allow the rescue

Stowing the safety straps.

seat to contact the ground. Ground contact will

discharge accumulated static electricity.

(1) Attach the safety strap snaphook to

the anchor bolt at the top of the rescue seat body

d. Advise ground personnel to wait for

(fig.1-1).

ground contact before attempting to mount the

rescue seat.

(2) Fold the strap neatly and stow it in-

side the safety strap cover (fig. 2-1).

WARNING

(3) Close the cover with the appropriate

To avoid possible shock from static

velco fastener (fig. 2-2).

electricity, ground personnel should not

touch the hoist cable or the rescue seat

b. Folding the seat blades.

until after ground contact.

(1) Insert thumb into recess at the top of

the seat blade retaining hook, and push down on

2-5. Preparing for Retrieval.

the blade.

Since ground personnel may not be familiar

(2) Pull down on the seat blade retaining

with the rescue seat, instructions must be relayed

hook, and allow the blade to retract (fig. 2-3).

by the helicopter crewman. The helicopter's pub-

lic address system or a portable loud speaker may

(3) Release the seat blade retaining hook

be used, and in some instances a helicopter cre-

and allow the blade to fold flush against the body

wman may be required to descend with the res-

of the seat assembly.

cue seat to assist personnel being rescued. The

2-4. Lowering the Rescue Seat.

following preparations are required by ground

personnel.

Lower the rescue seat to retrieve ground per-

sonnel as follows:

a. Open a velco fastener in the safety strap

cover, and remove the safety strap.

a. Make certain that the seat blades are fold-

ed and that safety straps are stowed, see para-

b. Pull the seat blade down until the re-

graph 2-3b (2) and (3).

taining hook engages and secures the seat blade

in the extended position.

b. Select a spot in the rescue site foliage

suitable to allow retrieved personnel to ascend

c. Pass the safety strap over head and shoul-

safely.

ders and position under armpits.

2-1