Read LG WD-1070FB / WD-1071FB / WD-1071FBB Service Manual online
ERROR
SYMPTOM
CAUSE
8
9
10
• The electric contact between the connectors
(5-pin, male in the wire harness and 5-pin female in the hall sensor) is
bad or unstable.
Reconnect or repair the contact in the connector.
• The connector (6-pin, male, natural) in the wire harness is not
connected to the connector (6-pin, female, natural) of PWB assembly
(Main) or the electric contact of connectors is bad/unstable.
Reconnect or repair the contact in the connector.
• The electric contact between the connectors
~6-pin, male in the wire
harness and 6-pin female in the controller (Main)
₩is bad or unstable.
Reconnect or repair the contact in the connector.
• The wire harness between hall sensor in the MOTOR and PWB
assembly (Main) is cut (open circuited).
Repair/replace the damaged WIRE HARNESS.
• The hall sensor is out of order/defective.
Replace the motor.
• The controller (Main) is out of order/defective.
Replace the PWB assembly (Main).
• PWB assembly (Main) is out of order.
Replace the PWB assembly (Main).
• Winding in the MOTOR is short-circuited.
Replace the MOTOR.
• The connector (3-pin, male, white) in the wire harness is not connected
to the connector (3-pin, female, white) of MOTOR.
Reconnect or repair the connector.
• The electric contact between the connectors
~3-pin, male, white in the
wire harness and 6-pin, female, white in the PWB assembly (Main)
₩is
bad or unstable.
Reconnect or repair the contact in the connector.
• The wire harness between the MOTOR and PWB assembly (Main) is
cut (open circuited).
Repair the damaged (open-circuited) WIRE HARNESS.
• The hall sensor is out of order/defective.
Replace the PWB assembly (Main).
SENSOR
ERROR
CURRENT
ERROR
LOCK
ERROR
16
Click on the first or last page to see other WD-1070FB / WD-1071FB / WD-1071FBB service manuals if exist.