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System Functions
Safety, Operation and Maintenance Manual - Aug 2012
3-42
SY115C9/135C/155H Crawler Hydraulic Excavator
3.5.3 Joystick controls
As shown in the following illustrations, oper-
ating the joysticks diagonally can realize two
functions in combined operation.
●
Never expose any part of your body
outside the window, which may other-
wise put you in danger of being hurt by
the boom if the joystick is moved un-
expectedly. If the window is broken or
missing, replace it immediately.
●
It is important to know the positions
and functions of each joystick control.
Unexpected movement of machine
could cause personal injury.
WARNING
Left joystick operation
①
Forward Arm
OUT
②
Backward
Arm IN
③
Left Left
swing
④
Right
Right swing
Left joystick control
①
②
③
④
CZ335S-1103040
Fig. 3-52
Fig. 3-53
Table 3-3
CZ335-1103056
4
3
1
2