Hyundai R 160 LC-3, Service Manual

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GROUP 8 ARM HALF FLOW SYSTEM
When arm half flow switch is turned ON, the arm half flow solenoid valve is switched to ON and it
cancels the junction of the oil flow from two pumps.
This function is useful to fine control of the arm in in case of finishing work.
The portion for one pump is taken as 100
$
.
When the arm out and bucket are operated simultaneously, the Arm half flow function does not
work.
Ɠ
Ɠ
Engine
OFF ON
Arm half
flow switch
LH control
lever
Arm half flow
solenoid valve
Arm
Main pump
Pilot pump
Main relief
valve
Arm 1
LH travel
Swing
Boom 2
IN
Service
Bucket
RH travel
Boom 1
Arm 2
IN
Main control valve
Boom Arm Travel
Bucket Swing
up down out LH RH
200 100 100 200 200 100 100 100 100
Mode
H
S
L
F
in
ON OFF