TM 1-1520-238-23
1-304
1.97.
MAINTENANCE CRANE INSTALLATION – continued
(5) Engage opposite main landing gear jackpad
(40) with hole in end plate (41).
(6) Swivel clamp (38) over jackpad (40).
(7) Engage threads of clamp screw (37) in end
plate (41).
(8) Tighten clamp screw (37) and handle (26)
evenly.
WARNING
The maintenance crane is unsafe to
lift components if vertical mast is not
within 3 degrees of vertical. Helicopter
must be moved to a more level posi-
tion.
e. Check level (42) on winch gearbox (43) for
mast vertical alinement.
(1) Outer edge of air bubble (44) must be within 3
degrees indicator ring (45).
(2) Ground-handle helicopter to obtain mast ver-
tical alinement within limits (para 1.78).
GO TO NEXT PAGE
M04-1655-14
40
37
41
38
M04-1655-15
42
43
45
44
