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5 - 18
Section C
Electrics
9803/6410
Section C
5 - 18
Issue 1
Pump Control
Swing Brake/Swing Lock (continued)
2) Engine is running and swing lever operation (brake release)
a
In operating the swing lever, the signal of the pressure switch enters the controller, and the output to the swing brake
solenoid valve (SOL: 2) is turned OFF. Pilot pressure enters directly, and the brake is fully released.
b
In returning the swing lever to neutral, the signal of the pressure switch goes OFF. The computer then outputs 24V on the
swing brake solenoid valve (SOL: 2) and after the 5 seconds delay the brake operates at 50%.
SOL: 2
Swing
Swing lock
SOL:1
50%
SOL: 3
Monitor
lever
SW
100% lock
brake
Shut off
( P )
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
5 sec. after lever
in neutral
ON
a
b
Summary of Contents for JS130
Page 65: ...Section 3 Section 3 9803 6410 Issue 1 9 1 9 1 Routine Maintenance Component Location Diagram...
Page 118: ......
Page 119: ...3 1 Section C Electrics 9803 6410 Section C 3 1 Issue 1 Layout Operator s Cab...
Page 142: ...5 3 Section C Electrics 9803 6410 Section C 5 3 Issue 1 Pump Control FLOW CHART...
Page 207: ......
Page 209: ......
Page 210: ...3 4 Section E Hydraulics 9803 6410 Section E 3 4 Issue 2 Schematics Shuttle Block...
Page 532: ...Contents Page No Technical Data 1 1 i Engine 9803 6410 i Issue 1 Section K Section K...