Daewoo frs20 manual

Page 67

9-4-2. Refrigerant Flow Sound

Start

Water flowing or hiss sounds

from the refrigerator ?

N

Refrigerant sound of hiss or

sizzling sound when comp. starts ?

N

Refrigerant sound of hiss or sizzling when comp. stops ?

N

Any shaking sound from F-compartment

when comp. works ?

Y

Y

Y

Y

Attach an absorber gum on the capillary tube.

Apply a gum on the

accumulator.

Apply a gum on the

accumulator.

N

Explain refrigerator work

mechanism and sound to the

users or customers.

Remarks

Fasten the evaporator in F- compartment tightly against touching (liner) surfaces.

Water flowing sound, hiss or sizzling sound can make while refrigerant in the pipes is changing from liquid to gas state when comp. starts or stops.

It is normal to the refrigerator.

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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 AC220V / 192W Specification 220~240V Models onlyDoor Switch , F / R Basic Model Dispenser ModelDisplay Operation and FunctionsFront PCB button Dispenser ModelReference Please wait Comp Defrost ModeDefrosting Cycle Fan Heater Flow Chart of Defrosting Start Voltage Forced Defrosting ModeFan Voltage of Control Mode Sensor FAN, R-FAN, C-FANLouver Heater Control Buzzer or Alarm 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 Basic Model Inner Control Summary of FunctionDispenser 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 Front View Dispenser + Home bar Model Component Locate WiewInner 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 ~ 14Ω Blue CircleStart Faulty Start F/R lights OFF , F-PCB Power OFF※ How to replace Front PCB Trouble Diagnosis4th pipe from buttom Freezer CompartmentDefrost 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