Samsung RB1844SW Specifikace

Model: RB1844SWRB1844SL Bottom-Mounted FreezerSAMSUNG Home Appliance ServiceSAM0050

107. Refrigeration Cycle and Cool Air Circulation RouteCompressor → Sub condenser → Cluster pipe → Hot pipe → Dryer → Capillary tube → R-Evaporator →

11Refrigeration Cycle and Cool Air Circulation Route7-2) Cool Air Circulation

128. Mechanical DisassemblyRefrigerator DisassemblyControl Panel ········································ 13Refrigerator Light························

13Mechanical Disassembly1. Remove the screws.2. Pull out the control panel.3. Disconnect the wire connector.Control Panel

14Mechanical Disassembly1. Remove the screw.2. Remove the lamp cover by unlocking the tabs and pulling the cover down.3. Replace the lightbulb by turn

15Mechanical Disassembly1. Remove all shelves and drawers from therefrigerator.2. Pull out the screw caps with a small flat-bladescrewdriver.3. Remove

166. Remove 2 screws from the rear cover of thefreezer evaporator and unlock the tabs toremove it.Mechanical Disassembly1. Remove all drawers from the

17Mechanical DisassemblyEvaporator in FreezerAccumulatorThermistorThermal FuseEvaporator is located in the bottom of freezer toproduce cold air driven

181. Unplug the power cord.5. Electric box assemblyMake sure the power cord isunplugged before replacing anyelectric components.Mechanical Disassembly

199. Operation Function 9-1) Digital Panel ···································209-2) Temperature Control Function·························209-3) Power

2IMPORTANT SAFETY NOTICEThe service guide is for service men with adequate backgrounds ofelectrical, electronic, and mechanical experience. Any attemp

20Operation Function When the system power is initally engaged, the default set temperature are -2℉ for the freezer and 38℉ forthe set refrigerator, r

21Operation Function 1) Sound function1-1) To make sure a command input, whenever a button is pressed, a “ding-dong” sounds.1-2) When two or more bu

22Operation Function 9-6) Forced Operation function (Power cool key + Refrigerator. Temp 8sec.)● This function enables a pull-down mode, a defrost mod

231) When the freezer temperature is lower than 50℉, all functions on the display panel will be restored.2) When the freezer temperature is higher t

24Operation Function 12345No• Connector contact failure • Short-circuit• Connector contact failure • Short-circuit• Connector contact failure • Short-

25Operation Function 1234567891011NoInclude R-fan activationDefrost heater activationInitial power is activated ONOuter temperature is over 95℉Outer t

2610. Circuit Descriptions10-1) Source Power Circuit ································ 2710-2) Oscillator Circuit··································· 27

27Circuit DescriptionsVoltage(DC 12V)Vcc (DC 5V)Circuit usedRelay Operation & LED DisplayPower around MICOM & Sensor Detector1) The input AC v

28Circuit DescriptionsWhen the power is supplied to MICOM, the resetcircuit initializes RAM and other sectors of MICOM.A reset voltage maintains “low”

29Circuit Descriptions1) The sensor uses the characteristics of thermistor. If temperature goes higher, resistance goeslower. On the contrary, if temp

3Contents1. Installation······································42. Nomenclature····································43. Product Specifications··········

30Circuit DescriptionsIf the IC04 decorder(KID65783AD) receives signals from MLCOM pins(34-6), an output signal per2 miliseconds comes out from Grid#1

31Circuit Descriptions1) Most of relays can control the compressor, heaters and several option functions.2) For the compressor, #12 pin of MICOM signa

32Circuit Descriptions1) Freezer Temperature Shift(Unit ˚F)SHIFTReference-1.0-2.0-4.0-6.0+2.0+4.0+6.0D601----••••D602--••--••D603-•-•-•-•2) Refrigerat

33Circuit Descriptions

3411. Diagnostics11-1) If power is not ONAt the power of main PCB, the 115V power and a high-voltage over DC 170V occur. Special care should beadvised

35Diagnostics1) If the ambient sensor has trouble.2) If the temperature sensor of the refrigerator has trouble.11-2) If there is a trouble with self-d

36Diagnostics3) If the defrost sensor of the refrigerator has trouble.4) If the temperature sensor of the freezer has trouble.

37Diagnostics5) If the defrost sensor of the freezer has trouble.

38Diagnostics1. A compressor does not operate within 5 minutes after compressor is OFF.2. A compressor does not run during defrost period3. A compress

39DiagnosticsSelect a pull-down mode from the forced operation function1. When COMP is OFF both freezer and the refrigerator cooling fans and COMP coo

41. INSTALLATION2. NOMENCLATURE1) To protect refrigerator in movementUse padded hand truck from side only.2) Remove all protective tape and pad from t

40Diagnostics11-5) If the refrigerator fan doesn’t work

41Diagnostics11-6) If the compressor cooling fan motor doesn’t work

4211-7) No defrostingDiagnostics1. Although both F󳀏R-defrost sensors have short-circuit, a normal operation continues without a defrost cycle (Refer

43Diagnostics

4411-8) Alarm continuouslyDiagnostics1) If melody sounds continuously1. Alarm begins after 2 minutes when the door is open and runs in every 2 minutes

45Diagnostics2) If beep sounds continuously3) When the digital panel PCB does not light

46Diagnostics4) When a button of the digital panel is not selected

47Diagnostics5) If the lamp of refrigerator fails to light1. Is the power cord connected to a wall outlet correctly?2. Be careful of high-voltage, hig

4813. Safety Instructions on Service●Unplug the refrigerator before making any repair or any replacement.󳄇 Avoid the electric shock.●Use the rated com

4911. PCB Circuit Diagram

53. PRODUCT SPECIFICATIONS4. ELECTRICAL PART SPECIFICATIONS & STANDARDRB1844SW RB1844SL RB2044SW RB2044SLMK172C-L2U115V60HZRSCRR134aFreol α-10c(Es

6ELECTRICAL PART SPECIFICATIONS & STANDARDRSCR 250VAC, 12㎌4TM437RHBYY-53130±569±9J531Q33E100M200-210±20%IS3210-SNP6DIS3208-SNP6HIS3208-SCH6AITEM S

75. WARRANTY INFORMATION

8• Deli drawer Pull it out to disassemble.• Door BinPush it up and slide it outto disassemble.• Glass ShelfPull it out until its stop Tilt down and sl

9Interior Views and DimensionsMODELRB1844RB2044A24.326.3B28.330.3C57.859.86-2) Dimensions of Refrigerator (Inches)