TM 1-1520-238-23
1-221
1.66.
HELICOPTER JACKING (TRIPOD JACKS AT THREE POINTS) – continued
a. Install jack adapters (1) on brackets (2).
(1) Place adapters (1) on brackets (2).
(2) Insert pins (3) in holes of adapter (1) and
brackets (2).
b. Position two 5-ton tripod jacks (4) under
adapters (1). Use jacks.
(1) Turn two pressure valve screws (5) clockwise
to close. Use jack handle (6).
(2) Pump handle (6) until ram (7) contacts adapt-
er (1).
c. Position 3-ton tripod jack (8) under tail boom
jack pad (9).
(1) Turn pressure valve screw (10) clockwise to
close. Use jack handle (11).
(2) Pump handle (11) until ram (12) contacts pad
(9).
d. Release parking brake (para 1.61).
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M04-1646-1
2
1
3
2
1
3
M04-1646-2
5
6
7
4
6
5
5
7
4
6
M04-1646-3
11
10
8
9
12
