Komatsu PC45MR-30403, Operation And Maintenance Manual

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METHOD FOR OPERATING BREAKER
NOTICE
Use the breaker mode when performing breaker operations. Otherwise, the breaker will be damaged.
METHOD FOR OPERATING BREAKER OF MACHINES WITH ATTACHMENT CON-
TROL PEDAL
k k
WARNING
• If the pedal is operated when the auto-deceleration is being actuated and the engine speed is drop-
ped, the engine speed will suddenly increase, so be careful when operating.
• If you perform operations with your foot on the attachment control pedal, the attachment may sud-
denly move if you depress the pedal by mistake, and this may lead to serious personal injury or
death.
Do not rest your foot on the attachment control pedal except when you operate the pedal.
• When the attachment is not used, set the attachment lock cover to LOCK position to prevent the
attachment control pedal from moving.
1.
Turn the fuel control dial to High idle (MAX) position, and
return it a little bit.
Set the engine output at 80 % position (c).
2.
Set the attachment lock cover to FREE position (F).
3.
Depress the rear part of the attachment control pedal.
The breaker operates.
ATTACHMENTS AND OPTIONS HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT
6-13