Daewoo RN-271Nl Service Manual
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Daewoo RN-271Nl Service Manual

Refrigerator
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RN-271N
RN-272N
RN-331N
RN-332N
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RN-273N
RN-333N
RN-274N
RN-334N
RN-335N
RN-336N

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Summary of Contents for Daewoo RN-271Nl

  • Page 1 Service Manual RN-271N RN-272N RN-273N RN-274N RN-331N RN-332N RN-333N RN-334N RN-335N RN-336N...

  • Page 2: Table Of Contents

    CONTENTS 1. SPECIFICATION 1-1. Model Information -------------------------------------------------------------------------------------------------------------------------------- 1-2. Interior Parts ------------------------------------------------------------------------------------------------------------------------------------------ 1-3. Machine Compartment View ------------------------------------------------------------------------------------------------------------------ 1-4. Refrigerant Cycle ----------------------------------------------------------------------------------------------------------------------------------- 1-5. Temperature Diagram ---------------------------------------------------------------------------------------------------------------------------- 1-6. Wire Diagram ----------------------------------------------------------------------------------------------------------------------------------------- 1-7. Main PCB Circuit Diagram --------------------------------------------------------------------------------------------------------------------- 2. FUNCTIONS 2-1. 'PCB VOLUME' Control -------------------------------------------------------------------------------------------------------------------------- 2-2.

  • Page 3: Specification

    1. SPECIFICATIONS * is the Door Type 1-1. Model Information Buyer No. RN-27*N RN-33*N RFP-24*N….N RFP-301*N….N Factory No. Control Type KNOB & Digital Smart Control Total Gross Vol. ISO 15502 Freezer (unit: L) Refrigerator Total Storage Vol. ISO 15502 Freezer (unit: L) Refrigerator Net Width (Packing)

  • Page 4: Interior Parts

    1. SPECIFICATIONS 1-2. Interior Parts 1-2-1. RN-271 model 1. Refrigerator Shelves 7. Refrigerator Pocket "R" 2. Lamp Window 8. Refrigerator Pocket "J" 3. Multi Duct 9. Freezer Shelves 4. Knob R Control 10. Freezer Case "A" 5. Cover Vegetable Case 11.
  • Page 5 1. SPECIFICATIONS 1-2. Interior Parts 1-2-2. RN-331 model 1. Refrigerator Shelves 7. Refrigerator Pocket "R" 2. Lamp Window 8. Refrigerator Pocket "J" 3. Multi Duct 9. Freezer Shelves 4. Knob R Control 10. Freezer Case "A" 5. Cover Vegetable Case 11.

  • Page 6: Machine Compartment View

    1. SPECIFICATIONS 1-3. Machine (Compressor) Compartment View - Features are model dependent ( Below is RN-271 model ) 8. Suction Pipe As 1.Box Power As (Capacitor Run) 9. Dryer As 2. Power Cord 10. Case vaporization As 3. Switch P Relay As 11.Pipe connector A 4.

  • Page 7: Refrigerant Cycle

    1. SPECIFICATIONS 1-4. Refrigerant Cycle Suction Pipe ⑦ Evaporator ⑥ ⑧ ③ ② ④ ① Compressor Pipe connector A Dryer ⑤ - Welding Point Copper Welding ( Ag 5%) 5 Point Silver Welding ( Ag 30%) 3 Point...

  • Page 8: Temperature Diagram

    1. SPECIFICATIONS 1-5. Temperature Diagram * Features are model dependent ( Below is RN-271 model ) Refrigerator Dial Mode MIN: 5 ~ 8℃ MID: 2 ~ 5℃ MAX: -1 ~ 2℃ Vegetable compartment : 1 ~ 5℃ Freezer Mode LOW: -17 ~ -19℃ MID: -19 ~ -22℃...

  • Page 9: Wire Diagram

    1. SPECIFICATIONS 1-6. Wiring Diagram...

  • Page 10: Main Pcb Circuit Diagram

    1. SPECIFICATIONS 1.7. Main PCB Circuit Diagram...

  • Page 11: Functions

    2. FUNCTIONS 2-1. "PCB VOLUME" Control INPUT CONTROL OBJECT - Turn 'DIAL KNOB' on the 'COVER M/FLOW -PCB Volume DUCT'. - Temperature is controlled by "PCB Volume" assembled with "Dial Knob". - 12step(0step ~ 11step) mode of successive temperature mode - Each model is diffrent using range.

  • Page 12: Temperature Control Of Refrigerator Compartment

    2. FUNCTIONS 2-2. Temperature Control of Refrigerator Compartment INPUT CONTROL OBJECT - Turn 'DIAL KNOB' - COMPRESSOR - R sensor - FAN A. COMP and FAN will be controlled by the on/off condition of each mode. B. Temperature Difference of Refrigerator each step : STEP 8.19 7.52...

  • Page 13: Defrost Mode

    2. FUNCTIONS 2-3. Defrost Mode INPUT CONTROL OBJECT - Accumulated Compressor Run Time - Compressor - Running Time Ratio of Compressor - F Fan - Accumulated Door Open Time - Defrost Heater - Ambient temperature (RT) A. Defrost Mode Operation conditon (1) In case accumulated compressor run times: 6, 8, 10, 12 hours, - when there occur any errors: R1, D1, C1, RT, Door SW error etc.
  • Page 14 2. FUNCTIONS 2-3. Defrost Mode D. Flow chart of How to Start Defrost Mode ※ A.C.R.T. : Accumulated Compessor Run Times ※ R.R.O.C. : Running Rate of Compressor ※ RT: Ambient temperature Start A.C.R.T.= 6,8,10,12hours Any Error R.R.O.C.(per 2hrs of A.C.R.T.)≥90% Accumulated Door Open Time≥2min.

  • Page 15: Function Of Low Ambient Temperature

    2. FUNCTIONS 2-4. Function of Low Ambient Temperature (RT) INPUT CONTROL OBJECT - R HTR - COMP A. Condition of LOW RT - RT sensor below 19℃ - When the RT sensor is over 20℃, the system comes to be “General Operation Mode”. - When the RT sensor is between 19°C to 20°C, the system keeps the previous mode.

  • Page 16: Time Saving Function

    2. FUNCTIONS 2-7. Time Saving Function INPUT CONTROL OBJECT ”FAST KEY” Buzzer A. How to Save - 1 min : Click FAST KEY one time on MAIN PCB. - 30 min : If you press FAST KEY continuously, you can reduce 30 minutes on each 2.5 seconds with buzzer.

  • Page 17: Control Of R Sensor Off Point

    2.FUNCTIONS 2-8. Control of R-sensor OFF Point INPUT CONTROL OBJECT ”J1” , “J2” On Main PCB Control Resistance of R sensor OFF Point - When the refrigeration of refrigerator is poor or weak though Fan and COMP are working continuously, the following actions are recommended for service.

  • Page 18: Error Display

    2. FUNCTIONS 2-9. Error Display INPUT CONTROL OBJECT Sensor Error LED Lamp - ERROR DISPLAY - If appliance has any errors, LED on the Main PCB is flickering. - If the appliance is normal (no error), LED IS off. A. 'R1' ERROR : It happens when R-Sensor is OPEN or SHORT.

  • Page 19: Disassembly

    3. DISASSEMBLY 3-1. Door Switch Procedure Procedure Inuput a thin driver in the upper part as above picture. And lift up 'Door Switch' carefully. Inuput a thin driver in the lower part as above picture. And lift up 'Door Switch' carefully. Disconnect the wire housing.

  • Page 20: Cover Multi-Flow Duct As (In Fresh Food Compartment)

    3. DISASSEMBLY 3-2. Cover Multi-Flow Duct As (in Fresh food Compartment) Procedure Procedure the Mark of Locking Position Push Push (2) Lever (1) Push (2) Lever Unlock the lamp window Unlock the 'COVER M/FLOW DUCT' (1) Push the window right side (1) Check the marks of locking position on 'Cover'.

  • Page 21: Louver F As (In Frozen Food Compartment)

    3. DISASSEMBLY 3-3. Louver F As (in Frozen Food Compartment) Procedure Procedure Unscrew to disassemble the 'Louver F As' from Freezer. Unscrew to disassemble as each component part. 'A' axis Remove the 'Louver F As' pulling the top side. Unlock carefully. (especially, inside 3 locks) inside 3 'KNOB F' ※Default position of 'KNOB F' is 'MID'...

  • Page 22: Door F/R

    3. DISASSEMBLY 3-4. DOOR F/R Procedure Procedure Remove door in fresh food compartment. Tilt down the appliance to the rear. And unscrew middle hinge. washer ※ Don't forget the washer for middle hinge. Lift up top cover hinge to remove. Unscrew and remove top hinge.
  • Page 23 3. DISASSEMBLY 3-4. DOOR F/R Procedure Procedure Turn the 'Adjusting Leg (Left)' CCW and Remove. Unscrew and remove under hinge. washer ※ Don't forget the washer for under hinge. ※ The washer for under hinge's bigger than middle one. Remove door in frozen food compart ment.

  • Page 24: How To Change Door Position

    4. How To Change Door Position Features are model dependent ( Below is RN-271 model ) 1-1> Tilt down the appliance to the rear. (Watch out for "Pipe Wire Condensor" damage.) 1-2> Disassemble following parts in order. - 'Top Cover Hinge' and 'Top Hinge'(a) 'Refrigerator Door'(b) - 'Middle Hinge'(c) - 'Middle Cover Hinge'(d)

  • Page 25: How To Charge R-600A Refrigerant

    5. How To Charge R-600a Refrigerant 5-1. Safety Warning ( R-600a Refrigerant Models Only) his appliance contains a certain amount of isobutane refrigerant (R600a) a natural gas with high environmental compatibility that is, however, also combustible. When transporting and installing the appliance, care should be taken to ensure that no parts of the refrigerating circuit are damaged.
  • Page 26 5. How To Charge R-600a Refrigerant 5-3. Process Summary 1st Step. 2nd Step. 3th Step. R-600a ref. Removing Exchanging comp. discharging the remaning refrigerant & dryer / pipe welding - Connect the dis- - For removing of - Exchange Comp. and Dryer charging hose to remaning refrigerant., - Welding the Pipe...
  • Page 27 fire/explosion as leakage gas in the room. 1. Discharge the R-600a ref. to outdoor. [Befor connecting the vacuum pump] Discharging 5. How To Charge R-600a Refrigerant the R-600a ref. ※ It should have enough time more than SVC process Image Details 7 minutes to discharge.
  • Page 28 Valve Ass'y 1. Decap the couplig pipe cap and Valve Ass'y disassemble the vlave ass'y. Disassembly of charging v alv e 5. How To Charge R-600a Refrigerant (Coupling pipe) ※ If you don't disassemble, the coupling SVC process Image Details rubber would be melted.
  • Page 29 5. How To Charge R-600a Refrigerant SVC process Image Details 1. Conect can adapter to the coupling pipe. 2. Charge the ref. with open lever slowly. Connecting of coupling pipe & adapta ※ Refrigerant should never leak in the room. 1.

  • Page 30: Part List

    6-1. Cabinet / Evaporator / Compressor Compartment 6. PART LIST PART-CODE PART NAME SPEC. Q'ty RN_27* RN_33* 30143KW060 PCB MAIN AS RFP-301 301149CB00 COVER M/PCB BOX AS SECC (WHITE) 301149CB10 SECC (GRAY) 301149CB20 SECC (BLACK) A19-1 3012937900 HINGE *T AS RFP-301 3001448500 COVER HI *T PP (WHITE)

  • Page 31: Frozen Food Compartment

    6-2. Frozen Food Compartment 6. PART LIST RN_27* PART-CODE PART NAME SPEC. Q'ty RN_27* RN_33* B4-1 301119UX00 CASE F A GPPS(CRYSTAL) 301119UX10 GPPS(GRAY) 301119UX20 GPPS(BLUE) 301119UY00 CASE F B GPPS(CRYSTAL) B4-3 B4-2 301119UY10 GPPS(GRAY) 301119UY20 GPPS(BLUE) 3017861400 SHELF GLAS F GLASS T3.2 RFP-241 3018932200 LOUVER F AS RFP-241(AC 230V 50HZ)

  • Page 32: Fresh Food Compartment

    6-3. Fresh Food Compartment 6. PART LIST RN_27* PART-CODE PART NAME SPEC. Q'ty RN_331/ 2/ RN_33 C5-2 3/ 4/ 5/ 6 3017860900 SHELF R AS RFP-241 C5-3 301119UZ00 CASE GLAS VEGTB T3.2 301119UW00 CASE VEGTB GPPS(CRYSTAL) C5-4 301119UW10 GPPS(GRAY) 301119UW20 GPPS(BLUE) 3015523800 WINDOW M/FLOW DUCT GPPS...

  • Page 33: Door Compartment

    6-4. Door Compartment 6. PART LIST 6-4-1. RN_27* Models PART-CODE PART NAME SPEC. Q'ty D1-1 D1-2 RN_271 RN_272 RN_273 RN_274 30100B9M00 ASSY R DR WHITE(DWG1C) 30100B9M30 AL SILVER(ASG4P) 30100B9M40 TITANIUM SILVER(TSH1P) 30100B9M50 BLACK(BLH1C) 30100B9M60 PLATINUM SILVER(PSH1P) D1-1 3012330800 GASKET F R DR AS RFP-241(GRAY) 3012330710 RFP-241(BLACK)
  • Page 34 6-4. Door Compartment 6. PART LIST 6-4-1. RN_27* Models PART-CODE PART NAME SPEC. Q'ty RN_271 RN_272 RN_273 RN_274 3014011400 PACKING HNDL AS WHITE (*ABS BAR TYPE) 3014011410 BLACK 3014011420 SILVER D5-3 3014011430 TITANIUM SILVER D6-1 3012659800 HANDLE BAR AS WHITE D5-2 (*ABS BAR TYPE) 3012659810...
  • Page 35 6-4. Door Compartment 6. PART LIST 6-4-2. RN_33* Models PART-CODE PART NAME SPEC. Q'ty Hidden Hinge 30100B9Y00 ASSY R DR WHITE(DWG1C) E1-1 30100B9Y40 AL SILVER(ASG4P) 30100B9Y50 TITANIUM SILVER(TSH1P) 30100B9Y60 BLACK(BLH1C) 30100B9Y70 PLATINUM SILVER(PSH1P) E1-1 3012331000 GASKET R DR AS RFP-241(GRAY) E1-2 3012331010 RFP-241(BLACK)
  • Page 36 6-4. Door Compartment 6. PART LIST 6-4-2. RN_33* Models PART-CODE PART NAME SPEC. Q'ty Hidden Hinge 30100B9Y20 ASSY R DR WHITE(DWG1C) 30100B9YL0 WHITE(DWH1L) 30100B9YC0 AL SILVER(ASG4P) E5-3 30100B9YD0 TITANIUM SILVER(TSH1P) E5-2 30100B9YE0 BLACK(BLH1C) 30100B9YF0 PLATINUM SILVER(PSH1P) E3-1 301099BV00 CAP DR ABS(WHITE) E1-2 301099BV10...
  • Page 37 6-4. Door Compartment 6. PART LIST 6-4-2. RN_33* Models PART-CODE PART NAME SPEC. Q'ty Hidden Hinge 30100B9Y10 ASSY R DR WHITE(DWG1C) 30100B9YG0 AL SILVER(ASG4P) 30100B9YH0 TITANIUM SILVER(TSH1P) 30100B9YJ0 BLACK(BLH1C) E1-2 30100B9YK0 PLATINUM SILVER(PSH1P) 30100B9X10 ASSY F DR WHITE(DWG1C) 30100B9X70 AL SILVER(ASG4P) 30100B9X80 TITANIUM SILVER(TSH1P) 30100B9X90...
  • Page 38 6-4. Door Compartment 6. PART LIST 6-4-2. RN_33* Models PART-CODE PART NAME SPEC. Q'ty Hidden E1-2 Hinge 30000CPM00 ASSY R DR WHITE(DWG1C) 30000CPM10 AL SILVER(ASG4P) E1-1 30000CPM20 TITANIUM SILVER(TSH1P) E1-2 30000CPM30 BLACK(BLH1C) 30000CPM40 PLATINUM SILVER(PSH1P) 30000CPN00 ASSY F DR WHITE(DWG1C) E1-1 30000CPN10 AL SILVER(ASG4P)

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