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WSM Minor Change II Service Engineering Section
b. Outline of control system
1. Aux. port finger operation
Fine control by finger operation
c Proportionality operation of AUX. port.
d Full open output hold Switch at the time of breaker operation.
e Hand operation ON-OFF Switch. (secure safety priority)
2. Control layout
Controller
Knob position signal Right proportional control valve output
Input
signal
Out-
put
Breaker mode select signal
CPU
Left proportional control valve output
Service mode select signal
Option: KX41-3SV or above
Option: KX91-3S,D or above
AUX port hand operation
Breaker Lock sw
Accel
Hand operation ON-OFF sw
Option sw
Travel Hi-Low lamp
Option lamp
AI-sw
Travel Hi-Hold sw
Work lamp sw
Display change sw
Anti Theft Antenna
(EU-version only)
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