TM 5-5420-278-10
0026 00
HIGH-BANK LAUNCH OF BAY (Contd)
s. Move HIGH IDLE switch (1) to OFF position.
t. Install extension assembly (11) on winch frame (15) and connect cable
hook (9) to end of extension assembly (11). Ensure latch (10) is closed.
u. Install snatch block (12) on winch cable (6).
v. Connect large ring (14) of IRB hoisting gear to snatch block hook (13).
w. Move HIGH IDLE switch (1) to ON position, and hold HOOK ARM switch (3)
in LOAD position until hook arm (7) is fully retracted, then release
switch (3).
x. Hold WINCH switch (2) to IN position until top of snatch block (12) is 9 in.
(23 cm) from bottom of winch extension assembly (11), then release switch (2).
y. Hold MAIN FRAME switch (4) in LOAD position until bottom of snatch block
hook (13) is approximately 9 ft (2.8 m) from ground, then release switch (4).
z. Move HIGH IDLE switch (1) to OFF position.
10
11
9
6
15
0026 00-7
9 in. (23 cm)
14
IRB HOISTING GEAR
