Hydraulic Circuit - Komatsu PC210LC-6K Operation & Maintenance Manual

28.2 HYDRAULIC CIRCUIT

Change-over hydraulic circuit
Contact dealer to set left hand boom piping relief pressure.
When using the breaker and the general attachment (Crusher etc.),
turn the rotor of the 3 way valve
ing illustration.
(The marks indicating the port direction are stamped on the 3-way
valve).
NOTICE
Perform work only after the engine is stopped and the work equip-
ment and machine body are in a stable posture on the ground.
to change over according to the follow-
28. MACHINES READY FOR ATTACHMENTS
5-7