Clss - Komatsu Galeo PC138US-8 Shop Manual
Hydraulic excavator
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Also See for Galeo PC138US-8:
- Brochure (8 pages) ,
- Operation & maintenance manual (375 pages)
Table of Contents
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SEN02549-02
CLSS
Outline of CLSS
Features
CLSS stands for Closed center Load Sensing Sys-
tem, which has the following characteristics:
Fine control not influenced by load
q
Controllability enabling digging even with fine
q
control
Ease of compound operation ensured by flow
q
divider function using area of opening of spool
during compound operations
Energy saving using variable pump control
q
14
10 Structure, function and maintenance standard
Configuration
CLSS is configured with variable capacity
q
piston pumps, control valves, and respective
actuators.
The hydraulic pump is configured with pump
q
body, PC valve and LS valve.
1
1
PC138US, USLC-8
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Table of Contents
Troubleshooting
