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[. . . ] PARTS IDENTIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 6. WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 7. [. . . ] ' Reconnect or repair the contact in the connector.
18
ERROR 8
SENSOR ERROR
SYMPTOM
CAUSE
· 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. · The controller (Main) is out of order/defective. · PWB assembly (Main) is out of order. · The hall sensor is out of order/defective. Replace the motor · The controller (Main) is out of order/defective. Replace the PWB assembly (Main)
Normal
Hold
Fuzzy Logic & Quiet
400
600
800
9
CURRENT ERROR
Fuzzy Logic & Quiet
400
600
800
· PWB assembly (Main) is out of order. · Winding in the MOTOR is short-circuited. Replace the motor
95 60 40 Cold
10
LOCK ERROR
Fuzzy Logic & Quiet
400
600
800
· The connector (3-pin, male, white) in the wire harness is not connected to the connector (3-pin, female, white) of MOTOR. · 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).
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9. [. . . ] Take apart the lower cover.
Unscrew all the screws on the upper and lower sides of the cabinet cover.
Take apart the tub gasket clamp. Make sure that the drain hole of the gasket is put beneath when reassembling the gasket. Refer to the arrow mark on the tub cover.
38
PULLEY, MOTOR, DAMPER
I WD-6550F(B) / WD-8050F(H)(B) / WD-1050(5)F(H)(B) / WD-1253(5)F(H)(B)
Remove the back cover. Unscrew the bolt to pull out the pulley.
(PULLEY)
Unscrew 2 screws from the bracket. [. . . ]
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