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Model reference

LG WD7122CZSXAX

Washer

5 documents42 error codes5 service modes

Available documentation

Service Manual

  • Disassembly and Reassembly18 pg
    Covers this model
  • LG Samsung WD7122CZSXAX Service Manual Troubleshooting11 pg
    Covers this model
  • LG Samsung WD7122CZSXAX Service manual SAFETY INSTRUCTION4 pg
    Covers this model
  • SERVICE WASHING MACHINE (DRUM) Manual WD7122CZS1 pg
    Covers this model

Wiring Diagram

  • LG Samsung WD7122CZSXAX Service manual 20071008180010968 Wiring Diagram2 pg
    Covers this model
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Error codes (42)

CodeMeaning
1EWater level sensor error caused by damaged/clogged/folded hose, excessive…3EMotor driving error due to PBA connector terminal not connected, motor spin net…3E1Motor overloaded due to too much laundry (non-sensing) or motor hall sensor…3E2Motor driving error from the PBA is weak, such as unstable relay operation.3E3Erroneous operating signals for the motor hall sensor, IPM terminal of main PBA…3E4PCB housing terminal not connected, PBA fault, or DD motor fault.4EWater supply error due to foreign material in water supply valve, disconnected…4E1Cold and warm water supply hoses are wrongly engaged into each other (occurs in…4E2Water temperature sensed higher than 70°C through dry valve during dry cycle…5EDrain error due to damaged pump motor impeller, wrong voltage supplied, part…8EMotor error occurring when motor driving is unstable because hall sensor does…9E1Power error due to incorrect operating voltage, under or over voltage supplied…9E2Power error due to under or over voltage conditions (same category as 9E1).AECommunication error where signals between sub and main PBAs are not sensed due…bE1Switch error where the Power button is pressed continually for more than 12…bE2Switch error where a button other than Power is continually pressed for more…bE3Main relay of the PBA is short-circuited or main relay terminal is connected…CECooling error occurring when washing machine temperature is more than 55°C and…dEDoor error due to switch contact error from deformation of door hook, or when…dE1Door error occurring during Boil wash because door is pushed due to pressure…dE2Door error occurring if Power switch is turned on/off continually and too much…dLDoor lock error during operationE8Mems PBA error or data error detected.FEDry duct fan error due to start condenser terminal displacement, fan motor wire…FLDoor lock failHEHeater error where the washing heater is short-circuited or has a wire…HE1Washing heater error in the tub (contact error, temperature sensor fault), or…HE2Red temperature sensor at center of dry heater activated (temperature higher…HE3Steam function does not operate normallyHrHeater relay error occurring intermittently due to electric wire leakage or…
View all 42 error codes
LEWater leakage error due to heater engagement fault, air hose displacement…LOUnlock failnFWater supply error occurring during dry cycle.nSDoor error before operation.OEOverflow error where water is supplied continually because water level…PFPower failure notification errorSrMain relay error when the PBA motor relay does not operate.SUdSExcessive foaming detectedtE1Washing temperature sensor error due to contact error, temperature sensor…tE2Dry temperature sensor fault or incorrect connections of the dry condensing…tE3Duct condensing temperature sensor is open, has a wire disconnected, or is…UEUnbalance error caused by laundry load imbalance during spin cycle.

Service modes (5)

  • Test Mode (Detergent Drawer / Water Valve test)Enter Test mode, then press the Temp button repeatedly.
  • Test Mode (Door Lock S/W check)Press the Spin, Dry, and Power buttons at the same time to enter test mode
  • Test Mode (Sub PCB / LED check)Press the Power, Rinse, and Spin buttons at the same time with the assembly engaged and power…
  • Test Mode (Water Level Sensor test)Press the Power button while holding down the Rinse and Spin buttons at the same time
  • Test Mode (Water Supply Valve test)Press the Power button while holding down the Rinse and Spin buttons at the same time.

Full entry steps, exit procedures, and test sequences are available in Max.

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