Manuals / Daewoo / Kitchen Appliance / Refrigerator

Daewoo frs20 manual Dispenser Model, Compensation Used when making R-temp. down

Models: frs20

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	- Dispenser Model
	6	1
	6	3
		3
		5

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NO	ITEM						CHECK POINT			REMARK

1	Compensation of							* Used when making R-temp. down
1	Compensation of				J18,19			* Used when making R-temp. down
	Weak Refrigeration				J18,19			to compensate for weak refrigeration
	→Making R-temp							without changing FCP temp. setting.
	cooler							▷Cutting of J18 ; down by 1.5 ℃
								▷Cutting of J18, J19 ; down by 3℃

2	Relay Power	* To check normal voltage of each electrical devices
	Controller	to & from Mi-com.
		▷Check input & output voltage of MICOM and IC7, 8.

3	Fan Power							* To check input & output voltage of Fan
	Controller							* To check input & output voltage of Fan
	Controller
									▷#2 : Input
				F	R	C			▷#5 : Output


4	Electric Current Fuse	* To check when each device does not work (250V,3.15A)

5	Time Shortening	* To shorten time in PCB checkup
	Switch	(Pressing 1 time is regarded as 1 minute has passed.)

6	Regurator IC(5V)	* To check voltage of MICOM and IC
		Voltage check of IC#6 (Input :12V,Output : 5V)

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Daewoo frs20 manual Dispenser Model, Compensation Used when making R-temp. down

Contents

May RefrigeratorN 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 AC220V / 192W Specification 220~240V Models onlyDoor Switch , F / R Basic Model Dispenser ModelDisplay Operation and FunctionsFront PCB button Dispenser ModelReference Please wait Defrost Mode CompDefrosting Cycle Fan Heater Flow Chart of Defrosting Start Voltage Forced Defrosting ModeFan Voltage of Control Mode Sensor FAN, R-FAN, C-FANBuzzer or Alarm Control Louver Heater ControlControl of Interior Lights FRSN-U20DA Basic Model DemonstrationMain PCB Resistance of R-sensor Mid ON/OFF Point Compensation of R-sensor ON/OFF PointBasic Model LED Display of Inner Control Error DisplayRT-S Dispenser Model Cled Display of Front PCB Error Code ContentsBasic Model Dispenser Model Eierror Summary of Function Basic Model Inner ControlDispenser Model Front PCB Automatic Icemaker Dispenser Model Back up Function Basic ModelStart Ice separating drop mode Dispenser Control Function Lamp Water S/V ※ Voltage of every part Power Circuit DiagramCircuit Operation Basic Model Dispenser ModelMicom Function of Each SensorDispenser Model How it works Relay FunctionIC8 Fan Function Wiring Diagram DiagramDispenser Model Circuit Diagram of Main PCB Page Dispenser Model Page Component Locate Wiew Front View Dispenser + Home bar ModelInner View Machine Compartment EvaporatorHow to check Hose Ice Maker Tube As HOW to Check Each PartsHose Ice Maker Tube Assembly Disassembling ProcedureHow to Check Hose Ice Maker Tube Assembly Bracket Geared Motor AssemblyHow to Check Micro Switch Dispenser Micro Switch▷Check Change Flap Heater AS Dispenser Solenoid Valve▷ Good 215Ω±10% SOL2003-01B 193 ~ 236Ω 88 ~ DC 12V,1.5WCheck Point Remark Main PCBCompensation Used when making R-temp. down ▷ Remove 2 screws on top front of ice maker Ice MakerOn Close How to Check Ice MakerIce Dropping Motor ▷ Good RS-360RH-14250 ~ 14 Ω Blue CircleStart Faulty Start F/R lights OFF , F-PCB Power OFF※ How to replace Front PCB Trouble DiagnosisFreezer Compartment 4th pipe from buttomDefrost Heater 192W 252 Ω Removing and replacing Freezer parts Removing and replacing Freezer parts Defrost Heater Ice Formation on F-Louver Start Cover and pull forward Disconnection / breaking of Freezer Lights Wires StartSwitch to pull forward Light coverRefrigerator Compartment Bulbs Disconnection / Breaking of Refrigerator Lights Wires StartRemove screws of light cover Hold the bottom Cover and pull Change the lightDoor is open too long ? Sensor is OK ? +screw driver Removing of Check ValveOperation Noise of Refrigerator Page Attach a absorber on point ③ accumulator Troubleshooting of Evaporator SoundFan Noise Start Fan is damaged Or transformed ? Troubleshooting of Fan Noise Pipe Noise Start Door Cooling Cycle Heavy Repair Contents ToolsDrier part with a nipper and then cut low pressure side Precautions During Heavy RepairBe sure to replace drier when repairing pipes Use special parts and tools for R-134a or R-600aRemove residual refrigerant more than 5 minutes later after Practical Work for Heavy RepairBe sure to charge To the low pressure sideClose valve ① An evacuated bombeElectronic leakage tester Take a leakage test on the welded or suspicious area with anCompressor Suction Pipe HighLow Brazing Reference DrawingsWidth*Depth*Height 903mm X 734.5mm X 1790mm Installation GuideInstallation Preparation Dimensions including Door Handles※Remove front bottom cover first, if it is attached If the refrigerator can not enter the doorReplacing Freezer Door Case freezer door is lower Than refrigerator door Refrigerator Leveling & Door AdjustmentLeave a sufficient distance when cutting the tubes Join connector to water tap Get ready to install water line2Insert the fastening ring into the Water tube Remove any substance from filterAttach the filter box Connect water tubeDispenser Water Flow Cabinet Machine Room / Eva Part Refrigerator Room Freezer Room Freezer Door Refrigerator Door Reference