Hydraulic Circuit - Komatsu PC45MR-3 Operation And Maintenance Manual

MACHINE READY FOR ATTACHMENT

HYDRAULIC CIRCUIT

Hydraulic Circuit Connection
NOTICE
The pressure for the hydraulic equipment for the attachments used on this machine is set at 17.2 MPa (175 kg/cm
pressure resistance of the attachment Installed.
When connecting the attachment, connect the hydraulic circuit as follows.
1. Lock the attachment control pedal with the attachment lock
cover. (only for standard machine)
(F): Free
(L): Lock
2. Remove the plug.
Be careful not to damage or lose the parts that are removed.
3. Connect the piping supplied by the attachment manufacturer.
Size of joint screws is as follows.
Arm left side : 1/2"G
Arm right side : 3/4"G
NOTICE
When connecting the piping, operate the bucket fully to the DUMP side and
at that time, take care so that the bucket will not interfere with link (a).
6 - 20
ATTACHMENTS AND OPTIONS
2
), so check the