Daewoo FRS-U20DD. Service Manual
  1. Manuals
  2. Brands
  3. Daewoo Manuals
  4. Refrigerator
  5. FRS-U20DD Series
  6. Service manual
Daewoo FRS-U20DD. Service Manual

Daewoo FRS-U20DD. Service Manual

Hide thumbs Also See for FRS-U20DD.:
Table of Contents

Advertisement

Quick Links

See also: User Manual
Refrigerant Type
(R-134a)
Refrigerant Type
(R-600a)
Compressor Type
(Inverter)
Refrigerant Type
(R-134a)
Refrigerant Type
(R-600a)
Compressor Type
(Inverter)
 Caution
In this manual, s ome parts can be changed for improving their performance without notice.
S o, If you need the lates t parts information, pleas e vis it and refer to P P L (P arts P rice Lis t) ]
in S ervice Infromation C enter. ( http://s vc.dwe.co.kr )
S/M No: FRU54AD001
Refrigerator
FRS-U20DD.
FRS-U20FD.
FRS-U20ED.
FRS-U20GD.
FRN-U20DD.
FRN-U20FD.
FRN-U20ED.
FRN-U20GD.
FRN-U20DD.I
FRN-U20FD.I
FRN-U20ED.I
FRN-U20GD.I
FRS-U20DF.
FRS-U20FF.
FRS-U20EF.
FRS-U20GF.
FRN-U20DF.
FRN-U20FF.
FRN-U20EF.
FRN-U20GF.
FRN-U20DF.I
FRN-U20FF.I
FRN-U20EF.I
FRN-U20GF.I
SEP. 2008.

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the FRS-U20DD. and is the answer not in the manual?

Questions and answers

Related Manuals for Daewoo FRS-U20DD.

Summary of Contents for Daewoo FRS-U20DD.

  • Page 1 S/M No: FRU54AD001 Refrigerator FRS-U20DD. FRS-U20FD. Refrigerant Type (R-134a) FRS-U20ED. FRS-U20GD. FRN-U20DD. FRN-U20FD. Refrigerant Type (R-600a) FRN-U20ED. FRN-U20GD. FRN-U20DD.I FRN-U20FD.I Compressor Type (Inverter) FRN-U20ED.I FRN-U20GD.I FRS-U20DF. FRS-U20FF. Refrigerant Type (R-134a) FRS-U20EF. FRS-U20GF. FRN-U20DF. FRN-U20FF. Refrigerant Type (R-600a) FRN-U20EF. FRN-U20GF. FRN-U20DF.I FRN-U20FF.I Compressor Type (Inverter)

  • Page 3: External Views

    2. EXTERNAL VIEWS 2-1. External Size ( U20DF./U20DG.. Series )
  • Page 4 2-2. External Size ( U20FF./U20FG. Series )
  • Page 5 2-3. Name of Each Parts Full option models illustrated, features are model dependent. Freezer Compartment Refrigerator Compartment 1. Freezer Pocket 6. Egg Case 2. Freezer Shelf 7. Vegetable Case 1 3. Freezer Case 1 8. Vegetable Case 2 4. Freezer Case 2 9.

  • Page 6: Specification

    3. SPECIFICATION Item Specification Model Name U20DD./U20DF. / U20FD./U20FF. U20DE./U20DG. / U20FE./U20FG. Total 604 Li 604 Li ISO 15502 Gross Freezer 227 Li 227 Li Volume (Li) Refrigerator 377 Li 377 Li Total 531 Li 518 Li ISO 15502 Storage Freezer 175 Li 175 Li...

  • Page 7: Operation And Function

    4. OPERATION AND FUNCTION 4-1. Display INPUT CONTROL OBJECT Front PCB button FREEZER SET, REFRIGERATOR SET SUPER FREEZER, SUPER REFRIGERATOR FCP C-LED DISPENSER SELECT & FILTER RESET KEY LOCK CONTENTS REMARKS 1. Display control FCP-LED Control Initial mode : Freezer & Refrigerator set 88 DISPLAY (SET TEMP.) Medium (-19C / 4C) SUPER FREEZER,SUPER REFRIGERATOR...
  • Page 8 CONTENTS REMARKS 4. “Super Freezer” button When this button is pressed, the “QUICK” icon of freezer compartment is ON. (Yon can stop this function manually by pressing the button one more time.) 5. “Super Refrigerator” button When this button is pressed, the “QUICK” icon of refrigerator compartment is ON. (Yon can stop this function manually by pressing the button one more time.) 6.
  • Page 9 4-2. Defrost Mode ( None Inverter Compressor Models ) INPUT CONTROL OBJECT 1. Comp 2. F-Fan 1. Defrosting Cycle 3. R-Fan 4. D-Heater CONTENTS REMARKS 1. Defrost Mode Pre-Cool Pre-Cool ; Compressor runs (to sub-cool the freezer compartment prior to the defrost heater switch on) for 50 minutes or until F-sensor tem- perature reaches -27C whichever comes first.
  • Page 10 CONTENTS REMARKS Start 4. Flow Chart of Defrosting Start Comp. operating time is over 2 hours? Total time is over 60 hours? Comp. operating time is over 24 hours? Comp. operating time is over 6 hours? Is there any error code? Room Temp is over 35C ? Comp.
  • Page 11 4-3. Defrost Mode ( Inverter Compressor Models ) INPUT CONTROL OBJECT 1. Comp 2. F-Fan 1. Defrosting Cycle 3. R-Fan 4. D-Heater CONTENTS REMARKS 1. Defrost Mode Pre-Cool Pre-Cool ; Compressor runs (to sub-cool the freezer compartment prior to the defrost heater switch on) for 50 minutes or until F-sensor tem- temperature reaches -27C whichever comes first.
  • Page 12 CONTENTS REMARKS Start 4. Flow Chart of Defrosting Start Comp. operating time is over 2 hours? Total time is over 60 hours? Comp. operating time is over 24 hours? Comp. operating time is over 10 hours? Is there any error code? Room Temp is over 35C ? Comp.

  • Page 13: Forced Defrosting Mode

    4-4. Forced Defrosting Mode INPUT CONTROL OBJECT 1. Comp 2. F-Fan 1. Defrosting Cycle 3. R-Fan 4. D-Heater CONTENTS REMARKS 1. A/S Defrosting Mode (Heater defrost - Pause - Fan Delay) Heater Heater Defrosting 1) Defrost heater is switch on until D-sensor temperature Defrosting reaches 13C.

  • Page 14: Control Of Interior Lights

    4-6. Buzzer or Alarm Control INPUT CONTROL OBJECT 1. Control buttons Buzzer 2. Door Switch 3. Initial Power Input CONTENTS REMARKS 1. Buzzer sounds 3 times after initial power input. 2. Buzzer sounds 1 times, in case of A/S forced defrost mode. 3.
  • Page 15 4-8. Demonstration INPUT CONTROL OBJECT Comp 1. “Refrigerator” & “Dispenser” Button F/R-Fan Heater CONTENTS REMARKS 1. How to start 1) Under “Lock” condition, Press and hold “Refrigerator” button and press “Dispenser” button 5 times simultaneously. 2. How to control 1) All other electrical components are OFF except for F-Fan & R-Fan 2) Fan Control Door opened - Fan ON Door closed - Fan OFF.
  • Page 16 4-9. Temperature compensation (Refrigeration compartment) INPUT CONTROL OBJECT Main PCB Resistance of R-sensor CONTENTS REMARKS - If the temperature of refrigerator compartment is weak or insufficient, you can compensate the on/off temperature by cutting jump wire of main PCB. (temperature down) - If need to compensate Compensation (weak-cool)

  • Page 17: Error Code

    4-10. Error Display INPUT CONTROL OBJECT Temperature Control Buttons 88 Display CLED CONTENTS REMARKS 1. How to start 1) Under “Lock” condition, Press and hold “Freezer” button and press “Super Freezer” button 5 times simultaneously. 2) The front CLED displays as the right diagram shows ( [Ex.] Time Display of 00 03 signifies 3 minutes of power on time.) 3) Every time you press “Freezer”...
  • Page 18 CONTENTS REMARKS 5. Control way of Error (if any) 1) “F1” error Cause : F-sensor disconnection or short Check point : Measure the resistance between both terminals after separating CN15 of the Main PCB. (Refer to the 5-2.) If F-sensor is disconnected or shorted , change the F-sensor in the freezer compartment. How to reset : If F-sensor is normal, the error is terminated automatically.
  • Page 19 CONTENTS REMARKS 9) “EI”ERROR Cause : I-SENSOR disconnection / short Check point : Measure the resistance between both terminals after separating CN11 of the Main PCB. (Refer to the 5-2.) If F-sensor is disconnected or shorted , change the I-sensor in the automatic ice maker. 10) “EF”...
  • Page 20 4-11. Summary of Function and additional information CONTENTS 1. Dial Function Summary - All the modes are started “Lock” condition (except “Reset water filter” mode) “Freezer” + “Refrigerator” 5 times Forced Defrosting Press “Dispenser” button for 3 seconds Reset water filter “Refrigerator”...

  • Page 21: Automatic Icemaker

    4-12. Automatic Icemaker INPUT CONTROL OBJECT Full ice sensing switch Ice Maker Lock Ice separating motor Sensors CONTENTS REMARKS 1. Flow of ice making START Ice making mode Ice is being made (water supply stand by) Ice separating mode Ice tray is twisted to separate ice cubes Water supply mode Water is supplied to ice tray...
  • Page 22 CONTENTS REMARKS 2. Ice making mode START I-S＜-9.5C 130 min passed? 15 min passed? I-S is over－12.5C Ice saparating mode 1) Ice making stops if ice-sensor is below -12.5C after 130 minutes. 2) Ice making also stops if ice-sensor is below -9.5C for 15 minutes, though ice-sensor is not below -12.5C after 130 minutes.
  • Page 24 CONTENTS REMARKS 1) Water supply valve is open when water supply mode starts after separation of ices. 2) Water is supplied by time in case sensor has error. 3) Factor valve is variable which can be useful in AS action ①...
  • Page 25 CONTENTS REMARKS 3) Control Flow & Timing Chart - Crushed Ice D.P SW D.P Lamp D.P S/V (Flap) Gear Motor - Cubed Ice D.P SW D.P Lamp Cube S/V D.P S/V (Flap) Gear Motor - Water D.P SW D.P Lamp Water S/V Delay time : A = 500ms, B = 500ms, C = 2.0s, D = 5.0s...
  • Page 26 4-15. ‘Magic Cool Zone’ Compartment Function INPUT CONTROL OBJECT 1.‘Magic Cool Zone’ damper 1. R-Fan 2. Damper Heater 2. Magic Cool Zone sensor 3. Select button CONTENTS 1. ‘Select’ button 1) Control the ‘Magic Cool zone’ temperature. 2) 4 Step mode. Initial mode when plug in : OFF ( OFF –...

  • Page 27: Circuit Operation

    5. CIRCUIT OPERATION 5-1. Power Circuit Diagram Voltage of every part Parts Voltage 230Vac 310Vdc 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.
  • Page 28 5-2. Function of Each Sensor CONTENTS REMARKS Compensation of R-sensor ON/OFF temp. (MICOM) [F-sensor (A)] 1) It senses the temperature of freezer compartment and control Comp., F-fan ON/OFF 2) How it works; Working Point Low ON Mid OFF High OFF Working Temp.
  • Page 29 5-3. Relay Function CONTENTS REMARKS 1. Circuit Diagram (MICOM) 2. How it works; ON Condition OFF Condition Control Mode Control IC ULN2004 IC ULN2004 Method MICOM Port MICOM Port Output pin Output pin #1≒5.0V #10≒0.7V #1≒0V #10≒12V R-Lamp Relay 2 #2≒5.0V #11≒0.7V #2≒0V...

  • Page 30: Fan Function

    5-4. Fan Function 1. Circuit Diagram 2. Explanation for the operation - TA7291P is the drive IC for the only DC motor, and used for control of the fan motor - One input and output is used for the control of the fan motor Input Output Motor IC No.5 Pin...
  • Page 31 5-5. Compressor speed control (Inverter comp. models only – FRN-U20***I) 1. Circuit Diagram INVERTER 2. Measure the Frequency Output Signal from Main-PCB. Frequency Output Signal Condition Signal Image (CN 16 of Main-PCB) Normal operation 122 Hz ( RT-Sensor 35℃↑) Normal operation 85 Hz ( RT-Sensor 35℃↓) Initial Power connected...

  • Page 33: Component Location

    7. COMPONENT LOCATION 7-1. Front View ( Features are model dependent. ) Home bar Front PCB Door Dispenser Button 7-2. Inner View Automatic F-Fan Geared R-Fan Ice Maker Motor Motor R-Sensor R-Lamp Motor F-Door F-Sensor F-Lamp R-Door Switch Switch Freezer Refrigerator Compartment Compartment...

  • Page 34: Machine Compartment

    7-3. Evaporator D-Sensor Temp Temp Fuse Fuse Evaporator Defrost Heater 7-4. Machine Compartment ( Below is the inverter compressor models ) Power cord Compressor Condenser Inverter controller Dryer Condenser Tray Drip Water Fan-Motor Valve...

  • Page 35: How To Check Each Parts

    8. HOW TO CHECK EACH PARTS 8-1. Hose Ice Maker Tube Assembly 1) Disassembling Procedure DISASSEMBLING PROCEDURE DISASSEMBLING PROCEDURE - Remove 2 screws at the Cove - Pull forward Ice Storage Case Guide Cab W/Tube A. - Remove 2 screws. - Disassemble Cover Guide Cab W/Tube A - Pull forward Ice Maker.
  • Page 36 8-2. Bracket Geared Motor Assembly 1) Disassembling Procedure DISASSEMBLING PROCEDURE DISASSEMBLING PROCEDURE - Remove 2 screws. - Pull forward Bracket Geared Motor. Unscrew (red 2 screws). - Unscrew (4 points). Unscrew (blue 4 screws). - Separate 6 pin housing of Bracket - Check Solenoid Valve and Geared Motor.

  • Page 37: How To Check

    8-3. Dispenser Micro Switch 1) Disassembling Procedure DISASSEMBLING PROCEDURE DISASSEMBLING PROCEDURE - Insert (-) screw driver into bottom hole of dispenser button guide. - Separate wire connectors Pull up forward to remove the guide. from Micro Switch. (Be careful not to damage guide surface.) - Check Micro Switch.
  • Page 38 8-4. Dispenser Solenoid Valve 1) Disassembling Procedure DISASSEMBLING PROCEDURE DISASSEMBLING PROCEDURE - Insert (-) screw driver into bottom left groove of Cover Dispenser Box. Pull forward with a snap.(Be careful not to damage cover and - Separate 2 terminals from Sol Valve and door surface.) 2P Housings from Cover Ice Flap.
  • Page 39 8-5. Main PCB ( None Inverter Compressor models ) MICOM Item Check Point Make refrigerator •When consumer claim about the refrigerator’s temperature follow this. cooler Change the resistance ( cutting jumper ) FRS-U20** Remark Cutting of down by 1.5℃ Cutting of J18 &...
  • Page 40 8-6. Main PCB ( Inverter Compressor Models ) MICOM Item Check Point Make refrigerator •When consumer claim about the refrigerator’s temperature follow this. cooler Change the resistance ( cutting jumper ) FRS-U20** Remark Cutting of down by 1.5℃ Cutting of J18 &...
  • Page 41 8-7. Ice Maker 1) Disassembling Procedure DISASSEMBLING PROCEDURE DISASSEMBLING PROCEDURE Full ice Level sensing switch switch Remove 2 screws on top front of ice maker. Remove full ice sensing switch and level switch. Pull forward ice maker. Unscrew (3 points) Plate Gear Fixture. Ice dropping motor Check if ice dropping motor is normal.
  • Page 42 2) How to Check Ice Maker PARTS HOW TO CHECK CRITERION Ice dropping motor GOOD : RS-360RH-14250 : 6 ~ 14 ohm DEFECTIVE : Change the motor. Check resistance between 2 wires with tester. I-Sensor GOOD : 4.4 ~ 50 k ohm (Ice Sensor) (It depends on ambient temperature) DEFECTIVE :...
  • Page 43 8-8. Inverter Box As ( Inverter compressor models only ) 8-8-1. Connections & Cables Ground Terminal block CN 01 Ground Terminal block CN 02 AC Input Cable CN 05 Compressor Cable (Internal CN 07) Control Input Cable CONNECTION DESCRIPTION DESCRIPTION Neutral AC Input Connection CN 01...
  • Page 44 8-8-2. Inverter Control Mode 1) Frequency Mode Controls the compressor speed through a frequency signal sent to the Inverter. The frequency signal is a digital square wave, with 0 to +5V voltage amplitude and defined range as described ahead. The duty cycle must be from 30% to 70%. <...
  • Page 45 Troubleshooting - No Start PROBLEM ACTION No Compressor Trial Compressor disconnected from the Inverter Verify the Compressor Cable connection. No AC power supply ; or wrong voltage/wrong Verify the AC Input Cable connection and measure the AC Input voltage. Terminals connected to the Inverter. Verify the Control Input Cable connection and measure the signal from the No control signal input or bad connection.
  • Page 46 5) Frequency mode connection & Check point The main-PCB is connected to the Inverter through the Control Input Connection, using the Control Input Cable. Frequency signal to the IN pin and the 0V to the GND pin (see below Figure) - Inverter AC Input &...

  • Page 47: Trouble Diagnosis

    9. TROUBLE DIAGNOSIS 9-1. Faulty Start (F/R lights OFF , F-PCB Power OFF) Start Power cord or Fuse is disconnected ? Change the Main Fuse (AC250V 15A) (In the left side of machine compartment) 1’st power of SMPS is on? Check power Cord connection from machine compartment and to CN1 of M-PCB.

  • Page 48: Freezer Compartment

    9-2. Freezer Compartment 9-2-1. Freezing failure . (Foods are not frozen / cold.) Start Any Error code on F-PCB? Refer to error display - Refer to the 4-9. in operation and function (Error Display) Does Comp. Inverter work? is OK? - Refer to the 8-7.
  • Page 49 Removing and replacing Freezer parts 1) Remove foods. 2) Remove Ice Bucket, shelves and cases in Freezer compartment. * Remove 2 screws * Remove 4 screws of Ice Maker. of Geared Motor. * Remove the Housing * Remove the Housing of Ice Maker AS.
  • Page 50 Removing and replacing Freezer parts (10) Remove the screw cap on Remove light cover screws. the F-Louver A with a flat tip driver. (11) Pull down smoothly the Remove 3 screws of bottom of light cover to F-Louver A. remove. (12) Hold the end of F-Louver A Remove the left housing.
  • Page 51 Removing and replacing Freezer parts Temp. Fuse connector F-Fan Motor connector D-Sensor connector Defrost Heater connector D-Sensor Temp. Fuse Defrost Heater...
  • Page 52 9-2-2. Ice Formation on F-Louver Start Dews are formed on the Gasket has a gap Remove the gap. gasket surface inside F between cabinet ? compartment ? Door is hanged Reassemble the door. down ? Door is open and closed too frequently ? Explain not to open doors too frequently.
  • Page 53 9-2-3. Disconnection / breaking of Freezer Lights Wires Start Freezer light filament is disconnected or breaking ? Change the light bulb. Connection of F door switch is OK ? Repair the F-door switch. Check the F door switch connection and F-light socket. Change of F Lights Change of F Door Switch ①...

  • Page 54: Refrigerator Compartment

    9-3. Refrigerator Compartment 9-3-1. Refrigeration failure (Foods does not get cool or cold soon.) Start Refer to the 4-9. (Error Display) Any error mode on F-PCB? Solve error code problem, if any. Change R-Motor works OK ? R-Motor is OK ? the R-Motor.
  • Page 55 9-3-2. Disconnection / Breaking of Refrigerator Lights Wires Start Freezer light filament is disconnected or breaking ? Change the light bulb. Connection of R door switch is OK ? Repair the R-door switch. Check the R-door switch connection and R-light socket. Change of F Lights Change of F Door Switch ①...
  • Page 56 9-3-3. Dews on Refrigerator Compartment Start Dews are formed Gasket has on the gasket inside Repair to eliminate the gap. Any gap ? R-compartment? Door is Reassemble the doors. hanged down ? Door is open too long ? Explain not to open doors too long.
  • Page 57 9-3-4. Super-cooling of Vegetable Case Start Refrigerator temp. setting is “Strong” ? Counsel the temperature modes. Counsel to set the temp. “Middle” or “Weak” mode. R-check valve Works OK ? Repair and/or Change the R-check valve. ※ Refer to “Repair /Change of Check Valve”.
  • Page 58 Removing of Check Valve ① ⑤ * Hold the bottom and right of damper to pull * Remove screws down to remove. of light cover. ② ⑥ * Hold the bottom of cover and pull * Lift up a piece of Check Valve forward to remove.

  • Page 59: Operation Noise Of Refrigerator

    9-4. Operation Noise of Refrigerator 9-4-1. Comp. operation Noise Start Refrigerator is leveled ? Level the refrigerator by adjusting wheels. ☞ Refer to User’s Guide and SVC Manual. Front cover or door gasket is assembled wrong ? Set it right. Rubber absorber comp is distorted or aged ? Change the Rubber absorber.
  • Page 60 9-4-2. Refrigerant Flow Sound Start Water flowing or hiss sounds from the refrigerator ? Attach an absorber gum on the capillary tube. Refrigerant sound of hiss or sizzling sound when comp. starts ? Apply a gum on the accumulator. Refrigerant sound of hiss or sizzling when comp.
  • Page 61 Troubleshooting of Evaporator Sound 1. Hiss Sound from Capillary Tube “I” tube 1) “I” tube is used to connect the capillary tube and evaporator. (2 welding points : 1, 2) 2) When such a sound is made, attach a absorber on the tube including 2 welding points.
  • Page 62 9-4-3. Fan Noise Start Fan is damaged or transformed ? Change the fan. Fan is touching the surround ? Set it right not to touch. Fan-motor assembly is moving or shaking ? Set it right not to move. Motor has its own noise or vibration when working ? Change the motor assembly.
  • Page 63 Troubleshooting of Fan Noise 1. Fixing or Fastening of Fan Motor 1) Check if fan motor frame of the assembly is fastened tightly with screws to the liner wall. Unless it is tight, vibration of shaking can make. 2) Check if fan motor and fan are hanged down. Fan working sound can be louder if they are not set right.
  • Page 64 9-4-4. Pipe Noise Start Pipes are touching in the machine compartment ? Separate the touching pipes, if any. Tray drip makes noise by Condenser shaking ? Apply cushion material between Comp. base and Tray drip. Pipe itself is shaking much ? Move or change the points of vibration absorber rubbers on the pipes to reduce the shaking.
  • Page 65 9-5. Door 9-5-1. Door Opening Alarm Continues though the door is closed. Start Check if interior light is ON. Door switch is pushed well ? Attach a thin pad on the door liner or change the door assembly. Door switch is soaked with water or there is water in the switch ? Change the door switch.

  • Page 66: Cooling Cycle Heavy Repair

    10. COOLING CYCLE HEAVY REPAIR 10-1. Summary of Heavy Repair Process Contents Tools Remove * Cut charging pipe ends (Comp. & Dryer) and refrigerant * Nipper, side cutters discharge refrigerant from drier and compressor. Residuals * Confirm refrigerant (R-134a or R-600a) and oil for compressor and drier.
  • Page 67 10-2. Precautions During Heavy Repair Items Precautions Use of tools. 1) Use special parts and tools for R-134a or R-600a 1) Remove retained refrigerant more than 5 minutes after turning off a refrigerator. (If not, oil will leak inside.) Removal of retained 2) Remove retained refrigerant by cutting first high pressure side refrigerant.

  • Page 68: Practical Work For Heavy Repair

    10-3. Practical Work for Heavy Repair Items Precautions 1. Removal of residual refrigerant. 1) Remove residual refrigerant more than 5 minutes later after turning off the refrigerator. ( If not, compressor oil may leak inside.) 2) Remove retained refrigerant slowly by cutting first high pressure side (drier part) with a nipper and then cut low pressure side.
  • Page 69 Items Precautions * Pipe Connection Connect a red hose to the high pressure side and a blue hose 3.Vacuum degassing. to the low pressure side. * Vacuum Sequence Open 1,2 valves and evacuate for 40 minutes. Close valve 1. Evaporator Compressor Hot Pipe Condenser...

  • Page 70: Standard Regulations For Heavy Repair

    Items Precautions 4.Refrigerant charging. 4) Refrigerant Charging Charge refrigerant while operating a compressor as shown above. 5) Pinch a charging pipe with a pinch-off plier after completion of charging. 6) Braze the end of a pinched charging pipe with copper brazer and take a gas leakage test on the welded parts.
  • Page 71 10-5. Brazing Reference Drawings. Accumulator I-Pipe Hot Pipe Suction Pipe Evaporator Pipe Suc Conn Condenser Dryer Pipe Conn B Capi-Tube Compressor - Welding Point ● Copper Welding (Ag 5%) 7 Points Silver Welding (Ag 35%) ■ 3 Points - Flow of Refrigeration Cycle High...

  • Page 72: Installation Preparation

    11. INSTALLATION GUIDE 11-1. Installation Preparation Check if the refrigerator can pass a doorway or enter a door first. Dimensions( including Door Handles) 903mm X 730.5mm X 1790mm (Width*Depth*Height) Find a suitable place to install Sufficient space from refrigerator back to the Avoid direct sunlight.

  • Page 73: If The Refrigerator Can Not Enter The Door

    11-2. If the refrigerator can not enter the door Remove front bottom cover first, if it is attached. Removing Freezer Door Remove front bottom cover first, Unscrew top hinge cover with a Turn top hinge bolt Pull out the left collar of the screw driver.
  • Page 74 Replacing Freezer Door Insert the water tube into the hole Insert the bottom hole of freezer Let the top of door close to the Of the bottom hinge pin first, then door straight to the bottom hinge cabinet and insert the top hinge Insert the bottom of freezer door pin.

  • Page 75: Refrigerator Leveling & Door Adjustment

    11-3. Refrigerator Leveling & Door Adjustment Refrigerator must be level in order to maintain optimal performance and desirable front appearance. (If the floor beneath the refrigerator is uneven, freezer and refrigerator doors look unbalanced.) In case freezer door is lower In case refrigerator door is lower than refrigerator door than refrigerator door...

  • Page 76: Water Line Installation

    11-4. Water Line Installation How to install Water Line 1.The water pressure should be 3kgf/cm2 or more to run the automatic icemaker. Checkup your tap water pressure ; if a cup of 180cc is full within 10 seconds, the pressure is OK. 2.When installing the water tubes, ensure they are not close to Any hot surface.
  • Page 77 3. Remove any substance from filter 1) Open the main tap water valve and check if water comes out of the Water Tube. 2) Check if the Water Valve is open in case water does not come out. 3) Leave the valve open until clean water is coming out. ※Initial water may contain some substances out of filter (manufacturing process).

  • Page 78: Dispenser Water Flow

    11-5. Dispenser Water Flow...
  • Page 79 Cabinet FRS-U20.. : R-134a Models FRN-U20.. : R-600a Models FRN-U20..I : R-600a + Inveter compressor Models Q'ty PART-CODE PART NAME SPEC. FRS-U20.. FRN-U20.. FRN-U20..I ASSY CAB URT 3012924400 HINGE *T *R AS PO T3.0+PAINT 3012924300 HINGE *T *L AS PO T3.0+PAINT 3011446200 COVER *T HI *R 3011446220...
  • Page 80 Machine Room / Eva Part FRS-U20.. : R-134a Models FRN-U20.. : R-600a Models FRN-U20..I : R-600a + Inveter compressor Models Machine Room Q'ty PART-CODE PART NAME SPEC. FRS-U20.. FRN-U20.. FRN-U20..I 3010340400 BASE COMP AS FRU-571I 3011346701 CORD POWER AS AC 250V 16A(VDE) 3956183D50 MK183Q-L2U 220-240V-50HZ COMPRESSOR...

  • Page 81: Fresh Food Compartment

    Fresh Food Compartment U20D../U20F.. : None Magic Cool Zone Models U20E../U20G.. : With Magic Cool Zone Models Q'ty PART-CODE PART NAME SPEC. FRS-U20D(F) FRN-U20D(F) FRS-U20E(G) FRN-U20E(G) 3012214100 FRAME CHECK VALVE AS FRU-571I 3012024200 FIXTURE MOTR AS 62-1 3015916000 MOTOR R FAN D4612AAA20 3001415400 COVER DAMP AS FRU-54AD...
  • Page 82 Freezer Compartment FRS-U20.. : R-134a Models FRN-U20.. : R-600a Models Q'ty PART-CODE PART NAME SPEC. FRS-U20.. FRN-U20.. 3012514511 GUIDE CASE A *L AS HIPS 3012514611 GUDIE CASE A *R AS HIPS 3012529711 GUIDE CASE C *L AS HIPS 3012529811 GUIDE CASE C *R AS HIPS 3012529000 GUIDE DRN...
  • Page 83 Arc Handle Type Door Part (1/2) U20D(E)D.. : None H/Bar Models U20F(G)D.. : With H/Bar Models Q'ty PART-CODE PART NAME SPEC. U20D(E)D.. U20F(G)D.. 3019026700 POCKET F *T HIPS 3019027450 POCKET F AS FRU-54AD 3000079130 FRU-54AF (SUS430) 3000095310 FRU-54AF (TITANIUM PCM) 3000079700 ASSY F DR FRU-54AF (03 SIVER)
  • Page 84 Long Handle Type Door Part (2/2) U20D(E)F.. : None H/Bar Models U20F(G)F.. : With H/Bar Models Q'ty PART-CODE PART NAME SPEC. U20D(E)F.. U20F(G)F.. 3019026700 POCKET F *T HIPS 3019027450 POCKET F AS FRU-54AD 3000079710 FRU-54C (TITANIUM VCM) 3000079740 FRU-54C (BLACK) ASSY F DR 3000079780 FRU-54C (TITNIUM PCM)

This manual is also suitable for:

Frn-u20dd.Frn-u20ed.Frn-u20dd.iFrn-u20ed.iFrs-u20fd.Frs-u20gd. ... Show all

Table of Contents

Save PDF