Daewoo DWC-121R service manual Trouble Shooting, Unit Not Run

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7. TROUBLE SHOOTING

Self-Diagnostic Function

1)Error Code 1(Er)

1 Check the connector of room air thermistor. (or connecting wire)

2Check soldering of connecting on control P.C.B. (Error of soldering or short) 3Check the resistance of room air thermistor.

“Press the temperature Keys (Up & Down), Error code is displayed.”

Unit Not Run

The power is applied to the unit

Check the voltage between “POWER 1 ”

and

“RL1 4 of Main P.C.B

Rating voltage

under 90%

Check the

Breaker or Fuse

Rating voltage more than 90%

Check the unit display

is all off?

Yes

Press the ON/OFF button of Remote Control or Front Panel

Is the unit display all off?

Pull out the power plug

and then insert the power plug

after 5 second

No

No

Self Diagnostic function is ON

Yes

Check according to

self Diagnostic function

Main P.C.B defect

No

Main P.C.B is normal

Recheck from the beginning

18

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Contents Window Type Room Air Conditioner Contents Model SpecificationsPart Name OperationDW*-124R/DWA-152RNOTE* a or B or C FAN Speed Remocon Signal Transmitter TIMER/CANCELTemperature Power ON/OFFTemperature SET Button Mode DisplayTEMP./TIMER Display Remocon Signal ReceiverAuto Swing Power ON/OFF Switch Remote Signal Receiver Temperature SETMode Select Replacing Batteries Buzzer OFF-TimerON-Timer Control of Room TemperatureFAN only Cool Turbo Sleep Mode3min. Time Delay of Compressor Fan SpeedAuto Swing Turbo ModePowerful CoolingSelf-Diagnostic Function Error Code LED Display Error ContentsWiring Diagram Motor Refrigerant CycleControl Block Diagram Circuit Diagram Part Name Spec Part Code ’TY Remark Part ListFront PCB ASS’Y3104302400 Unit Not Run Trouble ShootingOnly Compressor Do not Run PCB Driving Description Description Power Supply1Oscillation2 Micom Sensor3BIT Structure Remote Controller4Micom Power Supply5 Reset6 Function Selecting7 KEY Components of Electronic Circuit U2TD62004AP Darlington Arrays Please refer to the Exploded diagram and parts list Disassembly InstructionsFront Grille to the right until the snap-fit is released HOW to Remove the Front Grille for only DW-124R, DWA-152R Exploded Diagram and Parts List Pipe Cond OUT AS PCB Main AS Page 151R DWA-151R Exploded Diagram DW-124R, DWA-152R Exploded Diagram Note →A or B or C Page NO. DWC121R040

DWC-121R specifications

The Daewoo DWC-121R is a compact yet highly efficient washer dryer combo that combines innovative technology with user-friendly features, making it an ideal choice for those with limited space. This appliance caters to small households or individuals seeking convenience without compromising performance.

One of the main features of the DWC-121R is its space-saving design, which allows it to fit seamlessly into smaller living areas. With a washing capacity of up to 6 kilograms and a drying capacity of approximately 4 kilograms, it strikes a balance between functionality and compactness. This limits the need for multiple appliances, making it a practical solution for apartments or homes where every inch counts.

Equipped with a variety of wash programs, the DWC-121R allows users to customize their laundry experience according to fabric type and cleanliness levels. Its program settings include options for delicate, heavy-duty, and quick washes, which ensures optimal cleaning while protecting the integrity of garments. The machine also features a delay start function, providing added flexibility for those with busy lifestyles.

The Daewoo DWC-121R employs advanced washing technologies to enhance cleaning efficiency. The appliance utilizes a direct drive motor, which reduces noise and vibrations, creating a quieter environment during operation. Moreover, it features an energy-efficient design that minimizes water consumption while maximizing cleaning power, contributing to reduced utility bills and environmental sustainability.

In terms of user convenience, the DWC-121R comes with a digital display that simplifies the selection of wash programs and settings. The intuitive controls make it easy for users to operate the machine, even for those who may be technically challenged. Additionally, the quick wash feature allows users to clean lightly soiled clothing in a fraction of the time, catering to on-the-go lifestyles.

Safety features are another highlight of the DWC-121R. It is equipped with child lock functionality to prevent accidental operation, providing peace of mind for families. The machine also has an automatic unbalance detection system that ensures the load remains stable during the washing and drying cycles, preventing potential damage to the appliance.

In summary, the Daewoo DWC-121R is a versatile, efficient, and user-friendly washer dryer combo, making it an excellent choice for those looking for a reliable laundry solution in a compact form. With its array of features and technologies, it stands out in the market for its performance and practicality, catering to the modern lifestyle.