LG WD141RTAB1 Service Manual page 50

he hall sensor determines the speed and direction of the motor.
It also can read that the load is off balance when the drum speed fluctuates.
est point
- Voltage esting Hall Sensor at Stator
and
Result
(Hall
Sensor)
If measuring voltage from the Main PCB Assembly to the Hall Sensor, use the
following steps:
1. Unplug power cord.
2. Remove rear washer panel.
3. Locate Hall sensor connector on the stator behind the rotor.
4. Place meter leads on terminals 5 to 4, white to gray.
5. Plug in power cord, close door, and press power button.
6. You should measure 10 to 15 Vdc. If 10 to 15 Vdc is present, control board,
DO NO PRESS S AR !
white wire, and gray wire are OK! If not follow testing output voltages on control
board in next section.
(2) (4)
(1) (3) (5)
50