Owners Manual
Page 2
::PRODUCT FEATURES @ u Direct Drive System The advanced Brushless DC motor directty drives the drum without bett and pulley w Tilted Drum and Extra [_rge Door Opening Tilted drum and extra large opening make it possible to ...
::PRODUCT FEATURES @ u Direct Drive System The advanced Brushless DC motor directty drives the drum without bett and pulley w Tilted Drum and Extra [_rge Door Opening Tilted drum and extra large opening make it possible to ...
Owners Manual
Page 22
... the drain hose CIean the drain fi]ter , Load is too small. • Load is out of the inlet hose clogged Check another tap in motor. Unplug the power plug and ca]l for service Close the water tap, Unplug the power plug Call for service • Overload in area_ • Water... due to allow proper spinning • Is the door opened or not completely closed? Problem Possible Cause Solution • Water suppty is not adequate in motor, • The washer experienced a power failure Restart the cycle 22
... the drain hose CIean the drain fi]ter , Load is too small. • Load is out of the inlet hose clogged Check another tap in motor. Unplug the power plug and ca]l for service Close the water tap, Unplug the power plug Call for service • Overload in area_ • Water... due to allow proper spinning • Is the door opened or not completely closed? Problem Possible Cause Solution • Water suppty is not adequate in motor, • The washer experienced a power failure Restart the cycle 22
Owners Manual
Page 23
...an tmpJiodwarranty lasts, so the above exclusion or limitation may not apply to you may be new or factory remenufactured. Drum Motor: 7'Years from the menu, Or visit our webstta aic http://www_Igservtce.com 23 Or visitourwebstteat: http:llwwwJgserV!ce,com ...problems that vary from state to state° THIS LIMITED WARRANTY DOES NOT APPLY TO: • Service trips to your nearest LG Authorized Service Centers ReplacemenUt nitsend RepairPartsore warrantedfor the remainingportionof the odginal unit's warrantyperiod. Teniteries WARRANTY PERIOD: HOW SERVICE IS HANDLED: LABOR...
...an tmpJiodwarranty lasts, so the above exclusion or limitation may not apply to you may be new or factory remenufactured. Drum Motor: 7'Years from the menu, Or visit our webstta aic http://www_Igservtce.com 23 Or visitourwebstteat: http:llwwwJgserV!ce,com ...problems that vary from state to state° THIS LIMITED WARRANTY DOES NOT APPLY TO: • Service trips to your nearest LG Authorized Service Centers ReplacemenUt nitsend RepairPartsore warrantedfor the remainingportionof the odginal unit's warrantyperiod. Teniteries WARRANTY PERIOD: HOW SERVICE IS HANDLED: LABOR...
Service Manual
Page 4
... WM2177H* WM2077CW COLOR W: BLUE WHITE, B: BLACK PEARL, S: TITANIUM POWER SUPPLY AC 120 V, 60 Hz PRODUCT WEIGHT 190 lbs. (86 kg) ELECTRIC POWER CONSUMTION WASHING DRAIN MOTOR WASH HEATER 280 W 80 W 1000 W - REVOLUTION SPEED CYCLES WASH SPIN 0-1320 rpm 9 42 rpm 0-1100 rpm 7 0-1000 rpm WASH/RINSE TEMPERATURES 5 SPIN SPEEDS 5 OPTIONS Prewash...
... WM2177H* WM2077CW COLOR W: BLUE WHITE, B: BLACK PEARL, S: TITANIUM POWER SUPPLY AC 120 V, 60 Hz PRODUCT WEIGHT 190 lbs. (86 kg) ELECTRIC POWER CONSUMTION WASHING DRAIN MOTOR WASH HEATER 280 W 80 W 1000 W - REVOLUTION SPEED CYCLES WASH SPIN 0-1320 rpm 9 42 rpm 0-1100 rpm 7 0-1000 rpm WASH/RINSE TEMPERATURES 5 SPIN SPEEDS 5 OPTIONS Prewash...
Service Manual
Page 5
FEATURES & TECHNICAL EXPLANATION 2-1. FEATURES Direct Drive System The advanced Brushless DC motor directly drives the drum without belt and pulley. The water circulation system uses both water and detergent more easily by the water shower during rinse ...
FEATURES & TECHNICAL EXPLANATION 2-1. FEATURES Direct Drive System The advanced Brushless DC motor directly drives the drum without belt and pulley. The water circulation system uses both water and detergent more easily by the water shower during rinse ...
Service Manual
Page 7
... lower than 40 °C) 2-7. WATER CIRCULATION When Washing and Rinsing function of Gasket. Press and hold PRE WASH button for 3 minutes and intermittently. White the motor is paused. 2-6. You can be canceled when the frequency is more than 23.8 kHz) When the temperature inside the tub is taken out in the...
... lower than 40 °C) 2-7. WATER CIRCULATION When Washing and Rinsing function of Gasket. Press and hold PRE WASH button for 3 minutes and intermittently. White the motor is paused. 2-6. You can be canceled when the frequency is more than 23.8 kHz) When the temperature inside the tub is taken out in the...
Service Manual
Page 16
... FUSE BL RD YL BL RD GY WH BL 2 2 1 1 3 3 WH 2 3 1 4 2314 BL RD YL BL RD GY WH SB BL WH 1 1 2 2 3 3 U VW WH 1 1 2 2 3 3 4 4 5 5 WH 1 1 2 2 THERMISTOR MOTOR (NOTES) #250TERMINAL #250TERMINAL+HOUSING 1PIN CONNECTOR 2PIN CONNECTOR 3PIN CONNECTOR 4PIN CONNECTOR 5PIN CONNECTOR 6PIN CONNECTOR 12PIN CONNECTOR 13PIN CONNECTOR RING TERMINAL GROUND VT SB...
... FUSE BL RD YL BL RD GY WH BL 2 2 1 1 3 3 WH 2 3 1 4 2314 BL RD YL BL RD GY WH SB BL WH 1 1 2 2 3 3 U VW WH 1 1 2 2 3 3 4 4 5 5 WH 1 1 2 2 THERMISTOR MOTOR (NOTES) #250TERMINAL #250TERMINAL+HOUSING 1PIN CONNECTOR 2PIN CONNECTOR 3PIN CONNECTOR 4PIN CONNECTOR 5PIN CONNECTOR 6PIN CONNECTOR 12PIN CONNECTOR 13PIN CONNECTOR RING TERMINAL GROUND VT SB...
Service Manual
Page 20
...in the QC Test Mode. 12 POWER FAILURE • The washer experienced a power failure. 19 ERROR SYMPTOM CAUSE OVER 8 CURRENT ERROR LOCKED 9 MOTOR ERROR 10 BALL SENSOR ERROR 11 EEPROM ERROR • MAIN PWB ASSEMBLY is out of order. • Winding in the STATOR ASSEMBLY is short...-circuited. • The connector (3-pin, male, white) in the MOTOR HARNESS is not connected to the connector (3-pin, female, white) of STATOR ASSEMBLY. • The electric contact between the connectors (3-pin, male, white)...
...in the QC Test Mode. 12 POWER FAILURE • The washer experienced a power failure. 19 ERROR SYMPTOM CAUSE OVER 8 CURRENT ERROR LOCKED 9 MOTOR ERROR 10 BALL SENSOR ERROR 11 EEPROM ERROR • MAIN PWB ASSEMBLY is out of order. • Winding in the STATOR ASSEMBLY is short...-circuited. • The connector (3-pin, male, white) in the MOTOR HARNESS is not connected to the connector (3-pin, female, white) of STATOR ASSEMBLY. • The electric contact between the connectors (3-pin, male, white)...
Service Manual
Page 28
... ASSEMBLY or ROTOR ASSEMBLY. 27 Bleach cap SOFTENER Softener cap Is the liquid detergent/softener/bleach cap clogged? Is there friction noise coming from the motor? Are the plugs correctly connected to NO WATER SUPPLY Check the wiring on the dispenser. Refer to the terminals of the drawer? Put it in... DOES NOT FLOW IN Prewash Hot water Bleach Main wash Is water supplied? Is liquid detergent/softener/bleach put in the correct compartment. Is the motor bolt loosened?
... ASSEMBLY or ROTOR ASSEMBLY. 27 Bleach cap SOFTENER Softener cap Is the liquid detergent/softener/bleach cap clogged? Is there friction noise coming from the motor? Are the plugs correctly connected to NO WATER SUPPLY Check the wiring on the dispenser. Refer to the terminals of the drawer? Put it in... DOES NOT FLOW IN Prewash Hot water Bleach Main wash Is water supplied? Is liquid detergent/softener/bleach put in the correct compartment. Is the motor bolt loosened?
Service Manual
Page 31
Connector NO Is the connector disconnected, disassembled? NO When checking voltage between the connectors during spin, is 18-30 Ω) YES Replace PUMP MOTOR ASSEMBLY. WILL NOT CIRCULATE WATER Is the impeller of drain pump open or short circuited? (Coil R is the voltage 120 V AC, NO as the figure? ...
Connector NO Is the connector disconnected, disassembled? NO When checking voltage between the connectors during spin, is 18-30 Ω) YES Replace PUMP MOTOR ASSEMBLY. WILL NOT CIRCULATE WATER Is the impeller of drain pump open or short circuited? (Coil R is the voltage 120 V AC, NO as the figure? ...
Service Manual
Page 32
... the same as the figure? Check the SENSOR SWITCH ASSEMBLY or HOSE (Pressure). Normal Is it disconnected, or disassembled? [Red: 3pin (1), NA: 4pin (2)] Check the motor connector, Is the resistance of Latch Hook actuate? MOTOR TERMINAL Resistance of terminal: About 5 Ω 15 Ω Correct the connection.
... the same as the figure? Check the SENSOR SWITCH ASSEMBLY or HOSE (Pressure). Normal Is it disconnected, or disassembled? [Red: 3pin (1), NA: 4pin (2)] Check the motor connector, Is the resistance of Latch Hook actuate? MOTOR TERMINAL Resistance of terminal: About 5 Ω 15 Ω Correct the connection.