Komatsu Galeo BR380JG-1E0 Shop Manual page 665

40 Troubleshooting
Hot short in wiring
Possible
3 harness (Contact with
causes and
24 V circuit)
standard value
in normal state
Defective work equip-
4 ment and pump con-
troller
BR380JG-1E0
Cause
a Prepare with engine starting switch OFF, then turn engine starting
switch ON and carry out troubleshooting
Wiring harness between C01 (female) (22) – J03
– S01 (female) (3) and chassis ground
[Primary conveyor pressure sensor system]
Wiring harness between C01 (female) (22) – J03
– S02 (female) (3) and chassis ground
[Muck discharge conveyor pressure sensor sys-
tem]
Wiring harness between C01 (female) (22) – J03
– S03 (female) (3) and chassis ground
[Magnetic separator pressure sensor system]
Wiring harness between C01 (female) (22) – J03
– S10 (female) (3) and chassis ground
[F pump pressure sensor system]
Wiring harness between C01 (female) (22) – J03
– S11 (female) (3) and chassis ground
[R pump pressure sensor system]
Wiring harness between C01 (female) (22) – J03
– S12 (female) (C) and chassis ground
[Clearance detection potentiometer system]
Wiring harness between C01 (female) (22) – J06
– S06 (female) (3) and chassis ground
[Secondary conveyor pressure sensor system]
Wiring harness between C01 (female) (22) – J06
– S07 (female) (3) and chassis ground
[Vibratory screen pressure sensor system]
If causes 1 – 3 are not detected, work equipment and pump controller may
be defective. (Troubleshooting cannot be carried out since trouble is in
system.)
Standard value in normal state/Remarks on troubleshooting
SEN02094-00
Voltage Max. 5.3V
Voltage Max. 5.3V
Voltage Max. 5.3V
Voltage Max. 5.3V
Voltage Max. 5.3V
Voltage Max. 5.3V
Voltage Max. 5.3V
Voltage Max. 5.3V
11