Troubleshooting
Safety, Operation and Maintenance Manual - Aug 20126-32
SY115C9/135C/155H Crawler Hydraulic Excavator
6.8.3 Jump-starting the engine
●
Never let the positive terminal (+) con-
tact with the negative terminal (-) when
connecting the cable.
●
Keep a normal machine away from
the faulty machine in order to prevent
sparks around the battery from burning
the hydrogen released from the battery.
●
Avoid mistakes in connection of the
jumper cable. Its fi nal connection with
upper structure of the machine can
produce sparks. In this case, the bat-
tery shall be connected to a location
that is far enough from the battery. (But
the work tool shall be excluded as the
work tool is not a good conductor.)
●
When removing the jumper cables, pay
extra attention to the cables, whose
clips shall not contact with each other
or with the chassis.
Fig. 6-23
CZ335-1103221
WARNING
Note:
●
The start system of the machine is sup-
plied with a 24V power source. Two 12V
batteries are connected serially to supply
power to a normally-operating machine.
●
The sizes of jumper cables and clips shall
match the size of battery.
●
Generally, the batteries of the machine
shall have the same capacity with the en-
gine to be started.
●
Check the cables and clips for damage or
corrosion.
●
Make sure that the cables and clips are
connected securely.
●
Check both machines whether their lock-
out controls and brake levers are in the
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