Circuit Operation, Power Circuit Diagram | Daewoo frs20 specification

5. CIRCUIT OPERATION

5-1. Power Circuit Diagram

- Basic Model

AB

D

C

E

- Dispenser Model

AB

D

C

E

※ Voltage of every part

	Parts	A	B	C	D	E
	Parts	MC1	CE1	CE3	CE4	CE6
		MC1	CE1	CE3	CE4	CE6
	Voltage	230Vdc	310Vac	12Vdc	14.5Vdc	5Vdc

※ Caution : Since high voltage (DC310V) is maintained at the power terminal, please take a measure after more than 3minutes have passed after removing power cords in the abnormal operation of a circuit.

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Daewoo frs20 manual Circuit Operation, Power Circuit Diagram, Basic Model Dispenser Model, ※ Voltage of every part

Contents

Refrigerator N T E N T S Page External Views FRSN-U20DB / EB FRSN-U20FB / GB Name of Each Parts Freezer Compartment Refrigerator Compartment Freezer Compartment Refrigerator Specification Specification 220~240V Models only Door Switch , F / RBasic Model Dispenser Model AC220V / 192W Operation and Functions Display Dispenser Model Front PCB button Reference Please wait Defrosting Cycle Fan Heater Defrost ModeComp Flow Chart of Defrosting Start Forced Defrosting Mode Fan Voltage of Control ModeSensor FAN, R-FAN, C-FAN Voltage Control of Interior Lights FRSN-U20DA Buzzer or Alarm ControlLouver Heater Control Demonstration Basic Model Compensation of R-sensor ON/OFF Point Main PCB Resistance of R-sensor Mid ON/OFF Point Error Display Basic Model LED Display of Inner Control RT-S Error Code Contents Dispenser Model Cled Display of Front PCB Basic Model Dispenser Model Eierror Dispenser Model Front PCB Summary of FunctionBasic Model Inner Control Back up Function Basic Model Automatic Icemaker Dispenser Model Start Ice separating drop mode Dispenser Control Function Lamp Water S/V Power Circuit Diagram Circuit OperationBasic Model Dispenser Model ※ Voltage of every part Function of Each Sensor Micom Dispenser Model Relay Function How it works IC8 Fan Function Diagram Wiring Diagram Dispenser Model Circuit Diagram of Main PCB Page Dispenser Model Page Inner View Component Locate WiewFront View Dispenser + Home bar Model Evaporator Machine Compartment HOW to Check Each Parts Hose Ice Maker Tube AssemblyDisassembling Procedure How to check Hose Ice Maker Tube As Bracket Geared Motor Assembly How to Check Hose Ice Maker Tube Assembly Dispenser Micro Switch How to Check Micro Switch Dispenser Solenoid Valve ▷ Good 215Ω±10% SOL2003-01B 193 ~ 236Ω88 ~ DC 12V,1.5W ▷Check Change Flap Heater AS Main PCB Check Point Remark Compensation Used when making R-temp. down Ice Maker ▷ Remove 2 screws on top front of ice maker How to Check Ice Maker Ice Dropping Motor ▷ Good RS-360RH-14250 ~ 14ΩBlue Circle On Close Faulty Start F/R lights OFF , F-PCB Power OFF ※ How to replace Front PCBTrouble Diagnosis Start Defrost Heater 192W 252 Ω Freezer Compartment4th pipe from buttom Removing and replacing Freezer parts Removing and replacing Freezer parts Defrost Heater Ice Formation on F-Louver Start Disconnection / breaking of Freezer Lights Wires Start Switch to pull forwardLight cover Cover and pull forward Refrigerator Compartment Disconnection / Breaking of Refrigerator Lights Wires Start Remove screws of light cover Hold the bottom Cover and pullChange the light Bulbs Door is open too long ? Sensor is OK ? Removing of Check Valve +screw driver Operation Noise of Refrigerator Page Troubleshooting of Evaporator Sound Attach a absorber on point ③ accumulator Fan Noise Start Fan is damaged Or transformed ? Troubleshooting of Fan Noise Pipe Noise Start Door Contents Tools Cooling Cycle Heavy Repair Precautions During Heavy Repair Be sure to replace drier when repairing pipesUse special parts and tools for R-134a or R-600a Drier part with a nipper and then cut low pressure side Practical Work for Heavy Repair Remove residual refrigerant more than 5 minutes later after To the low pressure side Close valve ①An evacuated bombe Be sure to charge Take a leakage test on the welded or suspicious area with an Electronic leakage tester High LowBrazing Reference Drawings Compressor Suction Pipe Installation Guide Installation PreparationDimensions including Door Handles Width*Depth*Height 903mm X 734.5mm X 1790mm If the refrigerator can not enter the door ※Remove front bottom cover first, if it is attached Replacing Freezer Door Refrigerator Leveling & Door Adjustment Case freezer door is lower Than refrigerator door Join connector to water tap Get ready to install water line Leave a sufficient distance when cutting the tubes Remove any substance from filter Attach the filter boxConnect water tube 2Insert the fastening ring into the Water tube Dispenser Water Flow Cabinet Machine Room / Eva Part Refrigerator Room Freezer Room Freezer Door Refrigerator Door Reference