DAEWOO ELECTRONICS RN-341N Service Manual
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DAEWOO ELECTRONICS RN-341N Service Manual

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Summary of Contents for DAEWOO ELECTRONICS RN-341N

  • Page 1 Service Manual RN-341N RN-342N RN-343N RN-344N RN-345N RN-346...

  • 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. DISPLAY ------------------------------------------------------------------------------------------------------------------------------------------------ 2-2. Temperature Control of Refrigerator compartment --------------------------------------------------------------------------------- 10 2-3.

  • Page 3: Specification

    1. SPECIFICATIONS * is the Door Type 1-1. Model Information Buyer No. RN-34*N Factory No. RFP-31*N*P8N Control Type Front Control Panel Button Total Gross Vol. IEC 62552 Freezer (unit: L) Refrigerator Total Storage Vol. IEC 62552 Freezer (unit: L) Refrigerator Net Width (Packing) 595(634) Diemension...

  • Page 4: Interior Parts

    1. SPECIFICATIONS 1-2. Interior Parts 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. Freezer Case "B" 6.

  • Page 5: Machine Compartment View

    1. SPECIFICATIONS 1-3. Machine (Compressor) Compartment View 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. Earth Comp Wire 12. Pipe Wire Condensor As 5.

  • Page 6: 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 7: Temperature Diagram

    1. SPECIFICATIONS 1-5. Temperature Diagram Refrigerator Step Mode MIN: 5 ~ 8℃ MID: 2 ~ 5℃ MAX: -1 ~ 2℃ Vegetable compartment : 1 ~ 5℃ Freezer Mode LOW: -17 ~ -19℃ MID: -19 ~ -22℃ HIGH: -22 ~ -25℃ ;...

  • Page 8: Wire Diagram

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

  • Page 9: Main Pcb Circuit Diagram

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

  • Page 10: Functions

    2. FUNCTIONS 2-1. DISPLAY INPUT CONTROL OBJECT - PCB Control Panel Button -PCB Control Panel LED - Temperature is controlled by "PCB Control Panel Button" assembled on the refrigeratior door. - Features are model dependent. LED step "5" (MAX) LED step "4" Temperature adjustment button for refrigerator LED step "3"...

  • Page 11: Temperature Control Of Refrigerator Compartment

    2. FUNCTIONS 2-2. Temperature Control of Refrigerator Compartment INPUT CONTROL OBJECT - PCB Control Panel "TEMP" and "S-Cool" Buttons - COMPRESSOR - R sensor - FAN A. "TEMP" Button of the Panel - Temperature control of Refrigerator compartment - 5 step mode of successive temperature mode - Initial mode by power input: step 3 (NOR) - Temperature will be set if the button doesn't get pressed again within 5 sec.

  • Page 12: 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 13 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 ※ T.C.O.T.: Total Compressor ON/OFF Times 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 14: 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 15: Control Of R Sensor Off Point

    2.FUNCTIONS 2-7. 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 16: Error Display

    2. FUNCTIONS 2-8. Error Display INPUT CONTROL OBJECT PCB Control Panel Buttons on Door LED DISPLAY - Error Check Mode (1) How to start: Push "S-COOL" button for continuously and "TEMP" button 5 times . (2) What happen: LED "4 & 5" flickering, and if any errors occur, the related LEDs on. (3) CANCEL: Push "TEMP"...

  • Page 17: 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 18: 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 19: 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 20: 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. Unscrew and lift up top cover hinge to remove. Unscrew and remove top hinge.
  • Page 21 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 22: Front Contl Panel Pcb

    3. DISASSEMBLY 3-5. Front Control Panel PCB Procedure Procedure Inuput a cutter sleeve between Panel and Door. Be careful not to scratch the Door surface. Lift up the Panel and disconnect the wire housing. Panel Unscrew and separate the panel and PCB.

  • Page 23: How To Change Door Position

    4. How To Change Door Position 1-1> Tilt down the appliance to the rear. (Watch out for damage of Pipe Wire Condensor assembled in the rear of refrigerator.) 1-2> Disassemble following parts in order. P1) 'Top Cover Hinge' and 'Top Hinge' P2) 'Refrigerator Door' P3) 'Middle Hinge' P4) 'Middle Cover Hinge'...

  • Page 24: 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 25 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 26 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 27 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 28 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 29: Part List

    6-1. Cabinet Compartment 6. PART LIST PART-CODE PART NAME SPEC. Q'ty RN-34* ASSY CAB URT AS 3012938100 HINGE *U AS RFP-301 A2-1 3012105300 FOOT ADJ AS PP+INSERT 30160A1700 SPECIAL BOLT SWCH10A M8*L18 3012106500 FOOT ADJ *L AS PP+INSERT 3012938000 HINGE *M AS RFP-301 3016001250 SPECIAL BOLT *M 6X15 SWCH22A(WH)

  • Page 30: Compressor Room Compartment

    6-2. Compressor Room Compartment 6. PART LIST PART-CODE PART NAME SPEC. Q'ty RN-34* 3010365500 BASE COMP AS RFP-301 3010103400 ABSORBER COMP RUBBER 3956188C50 COMPRESSOR LZ88CY(QLZ12Y) 220-240V 50HZ 3010583700 BOX POWER AS RFP-301(400V/4UF) B4-1 3010552101 BOX POWER GI/T0.5 B4-2 3016406010 CAPACITOR RUN DMF-40405(400V 4UF) B4-3 7122401011 SCREW TAPPING...

  • Page 31: Door Compartment

    6-3. Door Compartment 6. PART LIST PART-CODE PART NAME SPEC. Q'ty COLOR COLOR# the others 30100B9X00 ASSY F DR WHITE DWG1C RFP-301 30100B9X30 AL SILVER ASG4P RFP-301 30100B9X40 T/SILVER TSH1P RFP-301 30100B9X50 BLACK BLH1C RFP-301 30100B9X20 ASSY F DR WHITE DWG1C RFP-302/303 30100B9Y80...
  • Page 32 6-3. Door Compartment 6. PART LIST PART-CODE PART NAME SPEC. Q'ty COLOR COLOR# the others 30100C4600 ASSY R DR WHITE DWG1C RFP-311 30100C4610 AL SILVER ASG4P RFP-311 30100C4620 T/SILVER TSH1P RFP-311 30100C4630 BLACK BLH1C RFP-311 30100C3G00 ASSY R DR WHITE DWG1C RFP-312/313 30100C3G10...
  • Page 33 6-3. Door Compartment 6. PART LIST PART-CODE PART NAME SPEC. Q'ty COLOR COLOR# the others C2-5 3011450700 COVER HI HRNS *T *R WHITE PP, RFP-340 3011450710 SILVER PP, RFP-340 BLACK PP, RFP-340 3019068700 POCKET R CRISTAL GPPS,RFP-301 3019068710 GRAY GPPS,RFP-301 3019068720 BLUE 3019068800 POCKET J...

  • Page 34: Frozen Food Compartment

    6-3. Frozen Food Compartment 6. PART LIST PART-CODE PART NAME SPEC. Q'ty RN-34* 3017070000 EVA AS RFP-301(230V 130W) D1-1 3017070100 EVA SAS RFP-301 D1-2 3012831200 HEATER SHEATH AS RFP-301, 230V, 130W D1-3 4856813100 CABLE TIE DA-140 D1-4 3012764100 HARNESS D SENS RFP-340(NBC-K43-24) 3018932500 LOUVER F AS RFP-301(AC 230V 50HZ)

  • Page 35: Fresh Food Compartment

    6-3. Fresh Food Compartment 6. PART LIST PART-CODE PART NAME SPEC. Q'ty RN-34* 301149C430 COVER M/FLOW DUCT AS RFP-311 E1-1 301149C300 COVER M/FLOW DUCT HIPS E1-2 3017903900 SOCKET LAMP AS AC250V E1-3 7121300811 SCREW TAPPING T2S PAN 3X8 MFZN E1-4 3014811310 SENSOR R AS RFP-311(PBN-43) E1-5...

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