LG WM3001HRA - Hall Sensor Ohm and Voltage Testing

TRAINING MANUAL WM3001H*A
WM3001H*A Page 80 Washer
Magnetic Pickups &
Attaching Clips
1 2 3 4 5
OHM Checking Voltage Checking
5 to 1 = 10 K 
5 to 4 = 10 to 15 V
DC
Voltage Input
5 to 2 = 10 K 
4 to 1 = pulsing 10 V
DC
Signal Output
4 to 2 = pulsing 10 V
DC
Signal Output
Note: Ohm values are approximate; if the ohm check determines either resistor
open, the hall sensor has failed and must be replaced!!
1 – BL (Ha)
2 – RD (Hb)
3 – Not Used
4 – GRY (-)
5 – WH (+)
Hall Sensor testing methods are now available on the following pages when LE error code
troubleshooting says “ hall sensor is out of order or defective. ”
Test FIRST!!