Safety
Safety, Operation and Maintenance Manual - Sep 2012
2-43
SY115C9/135C/155H Crawler Hydraulic Excavator
2.4.2.4 Travel directions
Improper operation of travel control lever/
pedal can cause serious injury or death.
CZ335-1102031
CZ335-1102032
Front
Operator Seat
Idler
Right
Back
Sprocket
Left
●
Con
fi
rm the relative positions between the
undercarriage and operator before operat-
ing the machine.
●
If the motor is under the cab, pushing the
control lever/pedal forward will move the
machine backward.
●
If the guide roller is under the cab, push
the control lever/pedal to move machine
forward.
●
A sign for travel direction can be found on
internal side of undercarriage. When oper-
ator pushes control lever/pedal, the actual
travel direction is the direction indicated by
arrow.
Note:
In this manual, the forward, backward, left or
right direct is the direction seen from the cab
when the cab is straight forward and the driv-
ing wheels are in the rear.
Fig. 2-52
Fig. 2-53
WARNING
2.4.2.3 Rules for steering safety
●
Always drive and operate the machine in a
seated position.
●
Nobody is allowed in the cab except the
operator.
●
Check if the travel alarm works.
●
Always secure the cab door or windows,
either open or closed. At job site where
fl
y-
ing objects may get into the cab, check if
the doors and windows are properly shut.
●
Assign a signalman if a blind area exists
CZ335-1102033
Fig. 2-54