Mitsubishi Electronics MR-G50J-SS-NZ manual

Contents

Main SERVICE MANUAL Model MR-G50J-SS-NZ CONTENTS HOME REFRIGERATOR No. OA090 FEATURES 1 1. Vegetable compartment 2. " Auto Door Shut" function installed enable doors to be shut easily. 3. Easy Access Vegetable room, Easy Access Freezer Room SPECIFICATIONS SPECIFICATIONS ELECTRICAL PARTS SPECIFICATIONS Fan motor Defrosting control Temperature control WIRING DIAGRAM OA090-1.qxp 06.7.20 9:54 AM Page 5 3 WHEN THE DOORS ARE CLOSED. W MR-G50J-NZ ( ACTUAL WIRING DIAGRAM ) OA090-1.qxp 06.7.20 9:54 AM Page 6 BOARD ( When the doors are closed. ) N OUTLINES AND DIMENSIONS MR-G50J-NZ REFRIGERANT CIRCUIT 5 TROUBLESHOOTING OA090-1.qxp 06.7.20 9:54 AM Page 9 (1) Function of normal operation 4 3 (2) Demonstration mode for shop display (3) Fine adjustment of temperature (4) Ice making test / Self-check (5) Thermistor temperature check mode (6) Change mode of compressor rotational speed d 52 -28 (R) (C) (I) (S) (F) FZR REF CHILL VR (8) Error history display mode ee110011333311ee110011333311 Door Buzzer System : (1) Troubleshooting with self-check history. 6-2 FLOWCHART OF SELF-CHECK Self-check and error display method and operation (current displayed error) Self-check Display error e e33 e17 e 18 e30 e31 6-3 BLOCK DIAGRAM OF PRINTED CIRCUIT BOARD (1) Ice making cycle Control board (2) Automatic ice maker circuit 6-4 AUTO ICE MAKER (3) Operation by ice making test (4) Maintenance for water pump and water pipe Water pipe Tank holder (5) Troubleshooting for automatic ice-maker 6-5 FLOWCHART OF TROUBLE CRITERION Control board Refrigerator compartment/ Slide chilled compartment [1] No cooling, poor cooling Poor cooling Control board M Noise filter 6-pin connector Control board Inverter-related indication Compressor does not operate Error code e51 Abnormality Possible cause Symptom Treatment e50 e52 Inverter-related indication Compressor does not operate Error code Abnormality Possible cause Symptom Treatment e56 start Poor cooling Control board M Vegetable compartment [6] poor cooling 2 1 No cooling; poor cooling w1 6-6 TROUBLE CRITERION OF MAIN PARTS Part Name Check Method and Criterion Parts Mounted W A A Page Page Page Troubleshooting with self-check 6-7 TEST POINT DIAGRAM OF FILTER BOARD 6-8 TEST POINT DIAGRAM OF CONTROL BOARD OA090-2.qxp 06.7.20 9:56 AM Page 32 } } } NAMES OF THE PARTS7 OA090-2.qxp 06.7.20 9:56 AM Page 33 REF VR CRL ICE DISASSEMBLY INSTRUCTIONS G 1. Vertical partition Right rail of the slide compartment 3. Control panel assembly Partition I/ S Partition I/ S/ V Cover (IM) Caution on assembly Partition V/ F Connector cover (right/ left) Fan grille Defrost heater , Drip tray 4. Tank holder Door switch 5. Ceiling of versa compartment 6. Operation panel Note : How to remove 7. Caution on assembly OPERATING PROCEDURE 8. Machine chamber fan motor Door adjustment Problem Solution Adjusting doors horizontally Adjusting vertical space between doors Too much space Not enough space RoHS PARTS LIST ELECTRICAL PARTS MR-G50J-SS-NZ 17 118 19 20 21 22 23 24 25 26 27 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Page Page Page RoHS Abbreviation R.V. I.M. I.S. V.F. I.S.V ACCESSORY AND UNIT PARTS MR-G50J-SS-NZ 1 4 5 6 7 8 9 10 11 12 13 2 3 17