Komatsu PC45MR-30403, Operation And Maintenance Manual

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LONG-TERM STORAGE
NOTICE
If there is no breaker or general attachment installed, operating the attachment control pedal, 1st-line
attachment proportional switch, or breaker operation switch may cause overheating and other prob-
lems.
If the equipment is not to be used for a long time, do as follows.
• Set the selector valve to the position for general attachment such as crusher.
• Lock the attachment control pedal with attachment lock cover.
SPECIFICATIONS
Hydraulic specifications
Max. flow rate (engine speed: at 2400 rpm)
70 ℓ/min
Safety valve setting pressure
17.2 MPa {175 kg/cm
2
}
OTHER TROUBLE
(For the machine equipped with proportional lever)
PHENOMENA AND ACTIONS FOR ELECTRICAL SYSTEM
• For the remedies indicated with (*) in the remedy column, always contact your Komatsu distributor.
• In cases of problems or causes which are not listed below, ask your Komatsu distributor for repairs.
Problem Main causes Remedy
Breaker does not operate even if the
breaker operation switch is pressed. Defective wiring Check, repair. (*)
HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT ATTACHMENTS AND OPTIONS
6-18