Komatsu PC45MR-30403, Operation And Maintenance Manual

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METHOD FOR OPERATING BREAKER OF MACHINES WITH PROPORTIONAL
LEVER
k k
WARNING
If you do not perform breaker operation or 2-way attachment operation, set the working mode to normal
mode.
When the working mode is selected, if you press 1st-line attachment proportional switch or breaker op-
eration switch by mistake, this may lead to serious personal injury or death.
1.
Check that the working mode is set to the breaker mode B
on the machine monitor.
2.
Turn the fuel control dial to High idle (MAX) position, and
return it a little bit.
Set the engine output at 80 % position.
3.
Press the breaker operation switch.
The breaker operates.
HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT ATTACHMENTS AND OPTIONS
6-14