Manitowoc Grove RT9150E Operator's Manual page 125

RT9150E OPERATOR MANUAL
Item Description
Lock lift cylinders,
7
F5
Unlock lift cylinders,
8
F6
Retract lift cylinders,
9
F7
Extend lift cylinders,
10
F8
Engage lock
11
cylinders, F13
Retract lock
12
cylinders, F14.
Grove
OPERATING CONTROLS AND PROCEDURES
Graphic
3 3
1
2
1
Published 2-23-2017, Control # 644-00
The counterweight lifting cylinders
must be extended to rotate between
locked or unlocked.
Press the lock button (1). The cylinders
will rotate and the lock icons (3) will
change color:
Yellow: intermediate position
1
Green: locked.
The counterweight lifting cylinders
must be extended to rotate between
2
locked or unlocked.
Press the unlock button (2). The
cylinders will rotate and the lock icons
(3) will change color:
Yellow: intermediate position
Red: unlocked.
The turntable must be locked.
To retract, press the button (1). After
reaching the end position, the
counterweight is pre-tensioned.
The turntable must be locked.
To extend, press the button (2).
The counterweight must be fully
retracted and pre-tensioned.
To engage the counterweight lock
cylinders, press engage button (11).
When the lock cylinders are fully
engaged the lock cylinders icon (1)
turns green.
To retract the counterweight lock
cylinders, press retract button (12).
When the lock cylinders are fully
retracted the lock cylinders icon (1)
11
12
turns red.
Explanation
3-51
3