Sharp SJ-380N Service Manual

SERVICE MANUALSJ-A20S/B21S/A24S/B25S/A28A/B27S/A31S/A34S-SLNo.S9902SJ22FTVTTThis document has been published to be used forafter sales service

3 – 54. SJ-A31S5. SJ-A34S43038335543138445472472472411217152217259330147170210530217451113809210766662312542041542171208091180682373010767430430674166

4 – 1SJ26NSL CHAPTER 4. LIST OF ELECTRICAL PARTSITEMS TYPE NAME RATING SPECIFICATIONSR ThermistorDefrost Thermistor――DC 5VDC 5VR0 = 6.4 kΩ, B(0) = 38

5 – 1SJD26LVSLCHAPTER 5. WIRING DIAGRAM[1] WIRING DIAGRAMBe sure to replace the electrical parts with specified ones for maintaining the safety and pe

5 – 2[2] ELECTRIC ACCESSORIES LAYOUTF-LOUVER ASS’YFAN MOTORFMLEAD EV COVERFUSEDEF-THERMISTORDEF-HEATERR-CBOX-KPWBLAMPR-THERMISTORDOOR SWITCHTERMINAL C

5 - 3 1. Employing lead-free solderThe PWB of this model employs lead-free solder. This is indicated by the "LF" symbol printed on the PWB a

6 – 1SJ431NSLService Manual CHAPTER 6. FAILURE DIAGNOSIS[1] OUTLINE OF CONTROL1. ON/OFF Control of CompressorWhen the plug of refrigerator is connecte

6 – 2[3] RE-SETTING OF MICROCOMPUTER AT POWER FAILURE• At the power failure for over 0.1 second, the control of the microcomputer will be reset.When t

6 – 3[5] CONVERSION TABLEConversion Table between R-thermistor and Def-thermistor Temperature and Resistance ValueTemperature(°C)Resistance Value(kΩ)T

6 – 4[6] CIRCUIT DIAGRAM OF MAIN PWB !"#$% &'$( &#$) &'$* &#$+ &'$, &#-( &#-)

7 – 1SJD26LVSLCHAPTER 7. FUNCTIONS[1] ADJUSTABLE TEMPERATURE CONTROL1. Temperature control1) FREEZER COMPARTMENTThe FREEZER TEMP. CONTROL regulates th

1 – 1SJD34NSLGService Manual CHAPTER 1. SPECIFICATIONRATINGPLUG TYPEPlug cord 2 pinPlug type -Destination mark TCOLORItems -SLOutside c

7 – 23. Temp. control systemAmbient temperatureRefrigerator compartment temperature (at the center position)Freezer compartment temperature (at MID po

8 – 1SJD26LVSLCHAPTER 8. ASSEMBLING PROCEDURES OF MAIN PARTS AND CAUTIONSCAUTION: DISCONNECT THE UNIT FROM THE POWER SUPPLY BEFORE ANY REPAIRING.[1] F

8 – 22. EV-cover ass'y1. Bind Fuse ass'y with L-band c. Then wind glass cloth tape (W25 x L50mm ) to lead wire of Fuse ass'y (Figure A-

8 – 33. F - louver ass'y1. Set F-louver to front side of EV-cover with double face tape (W15xL45mm.).2. Insert F-control knob to F-louver. Then s

8 – 4[2] F-LOUVER ASS'Y (SJ-A31S/A34S)1. Fan motor ass'y1. Stick U-sealer handle to Fan motor holder a (Fig. A-2).2. Insert the terminal of

8 – 52. EV-cover ass'y1. Bind Fuse ass'y with L-band c. Then wind glass cloth tape (W25 x L50mm ) to lead wire of Fuse ass'y (Figure A-

8 – 63. F - louver ass'y1. Set F-louver to front side of EV-cover with double face tape (W15xL45mm.).2. Insert F-control knob to F-louver. Then s

8 – 7[3] R CONTROL COV. ASS'Y1. Insert Lead R-Thermistor to Lead R-C Box.2. Inset Lead R-C box to PWB L ass'y.3. Assemble the PWB L ass’y w

8 – 85. Assemble Lamp with R-C Box cover then fix with 2 tapping screw.6. Stick Knob sealer on R-C Box cover and then insert Knob joint to R-C Box cov

8 – 9[4] HOW TO REPLACE THE LAMP1. Remove the Light cover.2. Remove the 2 screw, and pull the Lamp out.3. Insert the new Lamp to the connector, and fi

1 – 2SJD34NSLGService Manual RATINGPLUG TYPEPlug cord 2 pinPlug type -Destination mark TCOLORItems -SLOutside color Silver Inside colo

8 – 10[5] DEFROST HEATER1. Taking-out Evaporator1. Take-out Fan louver ass’y. 2. Take-out E.V cover ass’y.3. As shown in Figure A-15, pull the upper p

8 – 114. Replace Def. heater ass’y with new one.5. Bend end of heater support 90. 6. Assemble Defrost heater to Heater Support.7. Assemble Heater cove

9 – 1SJ26NSLService Manual CHAPTER 9. COOLING UNIT[1] COOLING UNITNOTE: The iron pipe is partly used of this refrigerator. Please note the following p

9 – 2[2] LOCATION1. Location 12. Location 2* Copper back condenser is used in some models.Before repairing,check the Back condenser is copper or iron.

2 – 1SJ26NSLService Manual CHAPTER 2. DESIGNATION OFVARIOUS PARTS[1] EXTERNAL DESCRIPTIONThe names in parenthesis "[ ]" are the denominat

2 – 2[2] CONSTRUCTIONSFan motorDef-thermistorF-temp. control knobR-temp. control knobEvaporatorDefrost heaterDeodorizing unitR-thermistorPWB L ass&apo

3 – 1SJD26LVSLCHAPTER 3. DIMENTIONS[1] OUTER DIMENTIONS AND CLEARANCE1. SJ-A20S/B21S2. SJ-A24S/B25S(Unit:mm)9344610628.510855451145365970545443.5757.5

3 – 23. SJ-A28S/B27S(Unit:mm)9344610628.510855451145365970545515.5923.514916060 604. SJ-A31S600600541.5986.534410651161122140563115809649.5 !"#$%

3 – 35. SJ-A34S600541.51106.534463111616001221405106517009649.5[2] INNER DIMENTIONS1. SJ-A20S/B21S3803902533214514614930067107671965543391383313841741

3 – 42. SJ-A24S/B25S(Unit:mm)1965543380390453913833138169417417363208180371366366673010767137208253271214187434204154103250143107661208091211292683404