Samsung RFG299AA series Service Manual Download

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TROUBLESHOOTING

Self-diagnosis CHECK LIST

Troubled Items

IceMaker Sensor Error

FreshFood Room Sensor Error

FreshFood Defrost Sensor Error

FreshFood Room Fan Error

IceMaker Function Error

FreshFood Defrost Function Error

Ambient Air Sensor Error

Freezer Room Sensor Error

Freezer Defrost Sensor Error

Freezer Room Fan Error

Compressor Fan Error

Ice Room Sensor Error

Freezer Defrost Function Error

Ice Room Fan Error

Damper Heater Error

Pantry Room Sensor Error

Main<->LCD Communication Error

Water Tank Heater Error

Troubles

Sensor system in ICE MAKER errors

Sensor system in FF compartment errors

Defrost Sensor system in FF compartment errors

Fan motor system in FF compartment errors

ICE MAKER operation system errors

Defrost system in FF compartment errors

Sensor external system errors

Sensor system in FZ compartment error

Defrost Sensor system in FZ compartment errors

Fan motor system in FZ compartment errors

Fan motor system in machinery room errors

Sensor system in ICE ROOM errors

Defrost system in FZ compartment errors

Fan motor system in ICE ROOM errors

Damper Heater open/wire connection errors

Sensor system in Pantry Room errors

Communication between Panel MAIN MICOM error

Water Tank Heater open/wire connection errors

Summary of Contents for RFG299AA series

Page 1: ...kΩ 89kΩ N A 1 4 5vdc Fans N A N A 7 12vdc Sensors Defrost The sensor voltage tells the Main PCB to turn off the Defrost Heater At 50o in Freezer 63o in Fridge Compartment Temp The sensor controls fan compressor on off to main tain temp Ambient Sensor Fan Speeds Below 60 degrees condenser fan is off Defrost Timing The warmer the room the more often the defrost How to Check Sensor Resistances Make i...

Page 2: ...6 4 199 8 6 F 23345 3 501 39 2 F 11271 2 649 69 8 F 5832 1 842 20 2 F 49848 4 165 10 4 F 22320 3 453 41 0 F 10823 2 599 71 6 F 5621 1 799 18 4 F 47431 4 129 12 2 F 21345 3 405 42 8 F 10395 2 548 75 2 F 5225 1 716 16 6 F 45146 4 093 14 0 F 20418 3 356 44 6 F 9986 2 498 77 0 F 5000 1 675 14 8 F 42984 4 056 15 8 F 19537 3 307 46 4 F 9596 2 449 78 8 F 4861 1 636 13 0 F 40938 4 018 17 6 F 18698 3 258 4...

Page 3: ...ration and forced defrost Functions Use this functions How to operate Keys Time To set Display Mode at the shop To calibrate the stylus pen touch point of LCD Touch Screen To check the failure modes To check the present operating load of regrigerator To change the setting options about the regrigerator operating status Need careful decision for the option change To check the latest 5 errors To che...

Page 4: ...perate continuously for 24 hours and the refrigerator fan will be on and off according to the set temperature 2 4 When Force Test pull down mode is selected FZ compartment temperature will be set as 14 25 and FF compartment temperature will be set as 34 1 2 5 Power Freeze and Power Cool is not available during Force Test pull down mode 2 6 In order to cancel this mode at any time choose the next m...

Page 5: ... return to a normal operation 1 Displays when Panel MAIN MICOM communication has error 1 1 If there is no answer for 10 seconds after the panel MICOM received the requirement of communication the following error message pops up on the display panel 1 2 Pantry Room Display will be alternately ON OFF until the communication error is canceled 0 5sec ALL ON 1 5sec ALL OFF alternately 3 2 The beep soun...

Page 6: ...efrigerator will be controlled by the emergency operation 1 5 When the errors are detected by self diagnosis and all troubled sensors are corrected the sensor errors can be canceled automatically Sequence Note To display the service mode press and hold the Slide Show button and Home button simultaneously for 8sec Choose the Self Diagnostics button Current errors will be shown on the Check Error Li...

Page 7: ...ater Tank Heater Error Troubles Sensor system in ICE MAKER errors Sensor system in FF compartment errors Defrost Sensor system in FF compartment errors Fan motor system in FF compartment errors ICE MAKER operation system errors Defrost system in FF compartment errors Sensor external system errors Sensor system in FZ compartment error Defrost Sensor system in FZ compartment errors Fan motor system ...

Page 8: ...4 5V 1 0V After separating MAIN PCB CN70 CN71 from PCB the resistant value between CN70 brown CN71 Orange shall be 55 220 ohm 7 Resistant value is varied by input power 0 Ohm heater short infinite Ohm wire bimetal Open After separating MAIN PCB CN70 CN71 from PCB the resistance value between CN70 White CN71 Orange shall be 110 441 ohm 7 Resistant value is varied by the input power 0 Ohm heater sho...

Page 9: ... Cooling Off Settings Sequence Note To display the Cooling Off press and hold the Slide Show button and Lighting button for 3sec simultaneously Cooling OFF Setup Complete message pops up on the screen To turn off the Cooling Off function press the Slide Show button and Lighting button simultaneously for 3 seconds again Cooling OFF Deactivated message pops up on the screen ...

Page 10: ...p to 5 events You can check the errors and remove them Sequence Note To display the service mode press and hold the Slide Show button and Home button simultaneously for 8sec Choose the Error History button Error History box shows currently occurred error list up to 5 events Even if the power turn off the list is not removed However if Reset button is pressed all the list will be removed ...

Page 11: ... work properly using slightly more energy If it fails in the Freezer evaporator only mode there will be a Fridge no cool Force on the Fridge with the Power Cool option Monitor the Fridge evaporator s temp by using the Defrost Sensor s If the temp doesn t decrease then suspect the Main PCB is not supplying signal to switch the diverter valve Compressor System Operation Testing CN03 Compressor Windi...

Page 12: ... 4 6 Org Pnk 13vdc 5 6 Yel Pnk 5vdc 8 6 Ice Water Sw Blu P 9 6 Ice Rte Sw 1 Prp G 10 6 Ice Rte Sw 2 Wht CN31 Sensor 1 4 Ambient Sensor Wht Wht 1 2 2 vdc 2 CN90 8 I M Red S Blu 5vdc 3 CN76 1 Ice Room Sensor Org Gry 3 3 8vdc CN77 Stepper Motor 1 CN76 1 Red Gry 13vdc CN90 Ice Maker 4 8 Eject Sensor Wht S Blu 2 3 3 3vdc 5 8 Test Sw Gry S Blu 5vdc 6 Full Hall IC out Blu 7 Horiz Hall IC out Prp 8 Ground...

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Samsung RFG299AA series, Service Manual

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