Troubleshooting
Safety, Operation and Maintenance Manual - Aug 2012
6-15
SY115C9/135C/155H Crawler Hydraulic Excavator
6.4 Towing Hook for Light Loads
●
Towing the machine improperly could
cause severe accidents. The following
items must be observed when towing
the machine.
●
Shackle must be used.
●
Keep the wire cable parallel to the
ground and align its direction with that
of the track frame.
●
Move the machine slowly and avoid im-
posing sudden load on wire cable.
The track frame has an eye, which can be
hooked when towing a light object.
6.5 Severe Operating Conditions
●
When performing excavation in water, if the
installation pins of work tool go below wa-
ter surface, it is necessary to add grease
to the pins before each operation.
●
For heavy-loaded operation and deep ex-
cavation, it is necessary to add grease to
the installation pins of the work tool before
each operation. Cycle the operation of the
boom, stick and bucket for several times
before re
fi
lling the grease.
Fig. 6-10
CZ335-1103218
WARNING