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2020.12

#1

MODEL :

MD14F       0642 013 3000 

SERVICE MANUAL

Summary of Contents for 0642 013 3000

Page 1: ...2020 12 1 MODEL MD14F 0642 013 3000 SERVICE MANUAL...

Page 2: ...well as technical skills necessary to perform servicing May lead to death or serious injury if failed to comply with this precaution May lead to injury if failed to comply with this precaution Lead t...

Page 3: ...8 Typical Problem 9 Technical Data 9 6 CHECK POINT CHECK METHOD 10 Check 1 Special Fuse 10 Check 2 Output Voltage of the Power Supply 10 Check 3 Input Voltage of the Compressor 10 Check 4 Resistance o...

Page 4: ...7 INTERIOR DIMENSIONS W D H 13 7 7 5 8 4 DC 12V TEMPERATURE CONTROL Automatic temperature control by dial setting Electronic thermostat control type Polypropylene resin MODEL CODE Foamed polyurethane...

Page 5: ...Dimensions Tolerance is omitted mm 1 SPECIFICATIONS 2 284 190 442 213 348 398...

Page 6: ...nd solid surface although it will operate satisfactory for long period on angles of up to 30 Be sure your fridge is not in direct sunlight Fig 1 near a gas stove heater or other heat generating applia...

Page 7: ...PERATURE CONTROLLER FAN MOTOR POWER SUPPLY COOLING SYSTEM LATCH ASSY DIAL DOOR ASSY CASE BOTTOM POWER LAMP TERMINAL BLOCK DC CORD HINGE SPECIAL FUSE HOLDER ASSY COMPRESSOR EVAPOLATOR THERMISTOR EVA TH...

Page 8: ...Block Diagrams Wiring Diagrams 4 CONNECTING DIAGRAM 5...

Page 9: ...f the thermistor Approx 2k 10k Thermistor is broken Power supply output o g Approx AC11V 18V AC 0V Power supply is broken Replace the power supply Lower than AC 1 Output maladjustment See page 11 Chec...

Page 10: ...Power supply output o Approx AC11V 18V Lower than AC 1 Replace the power supply Output maladjustment Is the fan motor running NO Fan motor is broken Replace the fan motor YES Higher than 2 0A The com...

Page 11: ...ing Test result Judge Fixing Resistance of the thermistor Approx 2k 10k 2 Thermistor is short 0 Replace the registor variable 0 Registor variable is shorted Resistance at the registor variable Approx...

Page 12: ...of power supply Input voltage at compressor Too many things are put inside Replace the cooling system Replace the cooling system EVA thermisitor is open Coil of the compressor is open Compressor does...

Page 13: ...Lower than AC11 AC 0 V Check 3 Input Voltage of the Compressor Fig 3 Checking point Voltage measurement between terminals of input cord Test result Judge Approx AC11V 18V Normal Lower than AC11 Power...

Page 14: ...10 k Normal Broken 0 Short Circuit When short circuit compressor runs continuously Check 6 Resistance of the Registor Variable Fig 6 Checking point Remove six pin coupler Check the resistance at betw...

Page 15: ...g 7 Checking point Test result Judge Approx 1 7 2 0A Normal Lower than 1 7A Gas is leaking 12 Compressor is locked or contaminated Higher than 2 0A Current value measurement with clamp meter between i...

Page 16: ...two screws remove the holderassy Fig3 7 Remove two pin coupler of EVA thermistor Fig4 7 REPLACING PARTS 13 LATCH Fig 1 DOOR ASSY Fig 2 CASE BOTTOM Fig 4 In the case of power supply only exchange WORK...

Page 17: ...couplers Fig 5 Pull out the power supply and holder assy from the main body Fig 5 Remove the input cord from the compressor Fig 6 Perform the procedure of how to replace the cooling system Page 15 St...

Page 18: ...How to Replace Registor Variable 1 Perform the procedure of how to replace the cooling system Page 15 Step 3 6 2 Remove nut washer Fig 9 3 Remove the coupler Fig 9 15 7 REPLACING PARTS Fig 9...

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