Clss - Komatsu ecot3 PC300LC-8 Shop Manual

SEN01994-01

CLSS

Outline of CLSS
Features
CLSS stands for Closed center Load Sensing Sys-
tem, which has the following characteristics:
q Fine control not influenced by load
q Controllability enabling digging even with fine
control
q Ease of compound operation ensured by flow
divider function using area of opening of spool
during compound operations
q Energy saving using variable pump control
14
10 Structure, function and maintenance standard
1
Configuration
q CLSS is configured with variable capacity pis-
ton pumps, control valves, and respective
actuators.
q The hydraulic pump is configured with pump
body, PC valve and LS valve.
PC300, 350-8