Manitowoc 31000

Reference Only
MAINTENANCE 31000 LUFFING JIB OPERATOR MANUAL
6-2 Published 07-23-15, Control # 078-03
SENSOR, PHYSICAL STOP, AND INDICATOR LOCATIONS
Item Description
A Jib angle indicator (inside the luffing jib top).
B Boom angle indicator (on the boom butt and the boom top).
C Luffing jib maximum angle limit switch (on the left luffing jib stop).
D Luffing jib minimum angle limit switch (near the left luffing jib butt
connection).
E Boom strap load links.
F Luffing jib strap load links.
G Luffing jib upper boom point load pins.
H Boom block-up limit switch (on the left side).
I Luffing jib top block-up limit switch.
J Luffing jib upper boom point block-up limit switch (on left side of
the upper point).
K Wind speed indicator.
L Aircraft warning light.
B
L
F
A
I
J
K
L
G
B
C
D
E
H
FIGURE 6-1