Kenmore Elite 795.78512800 страница 25 Скачать руководство пользователя

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6-4-1 SEALED SYSTEM DIAGNOSIS

- 25 -

“Not Cooling” Complaint

All components operating, No airflow problems, Not frosted up as a defrost problem

problem has been isolated to sealed system area

Frost

Pattern?

Equalization

Test

Partial

Very Fast

Inefficient

Compressor

Partial

Restriction

Complete

Restriction

Equalization

Test

Condenser

Temperature

None

Very Fast

Very Slow

Hotter than Normal

Air/Low Side

Leak

Loss of Change

Compressor Not

Pumping

Cap Tube

Sound

Room Temperature

Trace of Oil

Undercharge

Leak

Yes

Faint

Fast

None to Weak

(The equalization test is trying to restart a compressor using a start kit after it has been operating.)

Содержание Elite 795.78512800

Страница 1: ...UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL REFRIGERATOR SERVICE MANUAL R Model s 795 78502800 795 78503800 795 78506800 795 78509800 795 78512800 795 78513800 795 78516800 795 78519800 P No MFL47914901 Last Revision M 10 2008 ...

Страница 2: ...LY METHOD 16 FAN AND FAN MOTOR DISASSEMBLY METHOD 16 PULL OUT DRAWER 17 4 ADJUSTMENT 18 19 COMPRESSOR 18 PTC STARTER 18 OLP OVERLOAD PROTECTOR 19 TO REMOVE THE COVER PTC 19 5 CIRCUIT DIAGRAM 20 6 TROUBLESHOOTING 21 25 COMPRESSOR AND ELECTRIC COMPONENTS 21 OTHER ELECTRICAL COMPONENTS 22 SERVICE DIAGNOSIS CHART 23 REFRIGERATION CYCLE 24 25 7 OPERATION PRINCIPLE REPAIR METHOD OF ICEMAKER 26 28 8 DESC...

Страница 3: ...imum Ground Path Resistance 0 14 Ohms Energy Consumption 25 cu ft 547 kWh yr Energy Star 1 4 NO LOAD PERFORMANCE CONTROL POSITION MID MID And Ambient of 70 F 90 F Fresh Food F 33 F to 41 F 33 F to 41 F Frozen Food F 4 F to 4 F 4 F to 4 F Percent Running Time 35 45 50 F 70 F 1 5 REFRIGERATION SYSTEM Minimum Compressor Capacity Vacuum 21 MIN Minimum Equalized Pressure 70 F 49 PSIG 90 F 56 PSIG Refri...

Страница 4: ... 34 1 4 in Depth w Handles B 31 3 4 in Depth w o Door C 27 7 8 in Depth Total with Door Open D 46 1 2 in Height to Top of Case E 68 3 8 in Height to Top of Door Hinge F 69 3 4 in Width G 35 3 4 in Width door open 90 deg w o handle H 39 1 4 in ...

Страница 5: ... you have purchased may have some or all of the items listed below The locations of the features shown below may not match your model Refrigerator Light Filter Inside Modular Door Bins Fixed door bin Tilting door bin Refrigerator Shelves Crisper Ice Room Ice Maker and Ice Bucket Pull out Drawer Turbo Motor A B C D E F G H I J Tilt Out Door Basket Durabase Divider Ice Bin Water Tank Cover Snack Pan...

Страница 6: ... before installing Failure to do so could result in death or serious injury Do not put hands or feet or other objects into the air vents base grille or bottom of the refrigerator You may be injured or receive an electrical shock Be careful when you work with the hinge base grille and stopper You may be injured Open the door Remove the top hinge cover screw 1 Use a flat head screwdriver to pry back...

Страница 7: ...ining sides of door Door Gasket Replacement 1 Insert gasket bracket clips 1 Insert gasket bracket edge beneath door frame edge 2 Turn upper gasket bracket spring so that the spring ends are in the door channel 3 Push in clip until you hear it snap securely into place 4 Push in remaining clip until you hear it snap securely into place Note Make sure that no part of gasket bracket edge protrudes fro...

Страница 8: ...wn 3 Insert additional snap rings until the doors are aligned Three snap rings are provided with unit 3 4 FAN AND FAN MOTOR EVAPORATOR 1 Remove the freezer shelf If your refrigerator has an icemaker remove the icemaker first 2 Remove the plastic guide for slides on left side by unscrewing phillips head screws 3 Remove the grille by removing one screw and pulling the grille forward 4 Remove the Fan...

Страница 9: ...ht Bulbs 1 Unplug Refrigerator or disconnect power at the circuit breaker 2 If necessary remove top shelf or shelves 3 Using a flat instrument gently pry the lamp cover loose in the front as shown Rotate downward to remove rear tabs 4 Make sure the bulbs are cool to the touch Turn bulbs counterclockwise to remove Insert new bulb s 5 Assemble in reverse order by snapping the Lamp Cover in engaging ...

Страница 10: ... by making a gap between a display frame assembly and door with a flat blade screwdriver and pulling it forward The cover dispenser is attached with a hook w w CAUTION When replacing the dispenser cover in the reverse order of removal be careful that the lead wire does not come out and the water tube is not pinched by the dispenser cover as shown in the picture below 3 10 DISPLAY PWB REPLACEMENT 1...

Страница 11: ...onnect the wire harness 3 Remove the funnel 4 Replace in reverse order 3 14 ICE CORNER DOOR REPLACEMENT 1 Loosen the front screw as shown in the picture 2 Lift up the hinge with one hand 3 Pull out the Ice Corner Door with the other hand 3 15 ICEMAKER ASSEMBLY 1 Loosen two screws as shown in the first picture 2 Disconnect the wire harness ground screw replace theIcemaker assembly in the reverse or...

Страница 12: ...the 5 stainless screws holding the auger motor cover shown in the picutres below 2 Grip the bottom of motor cover assembly and pull out it 3 Disconnect wire harness of motor cover assembly There is a auger motor on the back as shown in the picture 12 Auger Motor ...

Страница 13: ...e 2 Lift the lower part slightly 3 Take the Ice Bin out slowly 3 18 HOW TO INSERT A DOOR ICE BIN 1 Insert the Ice Bin slightly tilting it to avoid touching the Icemaker especially ice maker lever Insert the ice bucket carefully avoid contacing the automatic shut off arm 13 1 2 ...

Страница 14: ...e freezer door up to unhook it from the rail support and remove Pull both rails to full extension Step 5 First Remove the gear from the left side first by releasing the tab behind the gear place a screwdriver between the gear and the tab and pull up on the gear Second Remove the center rail Third Remove the gear from the right side by following the same steps for the left side NOTE THIS TAB MUST B...

Страница 15: ...l align itself by pushing the rails all the way into the freezer section Pull the rails back out to full extension Step 6 Reinstall the two screws into the guide rails one from each side Step 3 Insert the rail into the left side gear and insert the gear into the clip Step 5 Reinstall the freezer door by inserting the rail tabs into the guide rail Step 7 Reinstall the lower basket and close the fre...

Страница 16: ...D 1 Using a short screwdriver loosen one SCREW in DRAIN PIPE ASSEMBLY and one connected to the MOTOR COVER 2 Pull and separate the FAN ASSEMBLY and MOTOR turning counterclockwise based on the MOTOR SHAFT The assembly is in the reverse order of the disassembly and take special care for the following details 1 Be careful not to bend the tube during assembly 2 Press the WATER DISPENSER button until w...

Страница 17: ...ntly lift the gear part of rear left and right side of the drawer and pull it out in direction To install reposition the gear part of rear left and right side of the drawer after pulling out both rails as much as possible and gently push down both left and right side while checking the hook on the front part 17 2 3 1 Hook ...

Страница 18: ...phase induction motor The starting operation the PTC allows current flow to both the start winding and main winding 4 2 3 PTC Applied Circuit Diagram Starting Method for the Motor 4 2 4 Motor Restarting and PTC Cooling 1 It requires approximately 5 minutes for the pressure to equalize before the compressor can restart 2 The PTC device generates heat during operation Therefore it must be allowed to...

Страница 19: ... COVER PTC 1 Remove the Cover Back M C 2 Disconnect two housing upper side of comp connected in 3 Loosen two screws on comp base 4 Use a L shaped flap tool to pry off the cover 5 Assembly in reverse order of disassembly Part Customer part number Lot code date code 330 FBYY S1 BOX98 12345678 Physical termination part number Electrical characteristics part number No Name Base phenolic UL 94 V 0 rate...

Страница 20: ...5 CIRCUIT DIAGRAM 20 ...

Страница 21: ...ly needs to be checked by an electrician Replace Compressor Supply voltage rating with 10 Applied voltage isn t in acceptable range 115V 10 Remove PTC Starter from Compressor and measure voltage between Terminal C of Compressor and Terminal 5 or 6 of PTC Check resistance between M C S C and M S in Motor Compressor Check resistance of two terminals in PTC Starter Check resistance of two terminals i...

Страница 22: ...apacity Replace indicated component Advise customer that the Power supply needs to be checked by an electrician Replace indicated component Cause Check voltage at starting devices Check current flowing in sub coil of Compressor Check rating of OLP Fan motor doesn t run Heavy frost buildup on EVAPORATOR Wire is open or shorted Coil is shorted or open Open Open Replace Defrost Heater Replace indicat...

Страница 23: ... high Is there a gap in the door gasket Is the unit positioned in a firm and even place Are any unnecessary objects placed in the back side of the unit Check if the Drip Tray is not firmly fixed Check if the cover of the compressor enclosure in the lower front side is taken out Check if the door gasket is dirty with an item like juice Is the refrigerator level Is there too much food in the refrige...

Страница 24: ...or don t in inlet only temperature The capillary tube is faulty cool normally WHOLE Freezer Flowing sound of refrigerant Equal to ambient Normal discharging of the CLOG compartment and is not heard and frost isn t temperature Refrigerant Refrigerator don t cool formed MOISTURE Cooling operation Flowing sound of refrigerant Lower than Cooling operation restarts CLOG stops periodically is not heard ...

Страница 25: ...ial Very Fast Inefficient Compressor Partial Restriction Complete Restriction Equalization Test Condenser Temperature None Very Fast Very Slow Very Slow Hotter than Normal Air Low Side Leak Loss of Change Compressor Not Pumping Cap Tube Sound Room Temperature Trace of Oil Undercharge Leak Yes No Faint Fast None to Weak The equalization test is trying to restart a compressor using a start kit after...

Страница 26: ...its until water becomes ICE after starting the icemaking operation Runs MOTOR to drop ice from the tray into the ICE BIN During harvest mode check if the ice bin is full Performs Ice Making Mode after supplying water by operating the SOLENOID in ICE VALVE To operate LINE and SERVICE press and hold the Fill Key for 3 seconds The icemaker will run through 3 stages Harvest Fill Icemaking Reaches Star...

Страница 27: ...f ice in the ice storage bin while rotating with the EJECTOR A Ice storage bin is full The EJECTOR stops heater off B Ice storage bin is not full The EJECTOR rotates twice to open for ice If the EJECTOR does not rotate once within 5 minutes in B mode separate heater control mode starts operating to prevent the EJECTOR from being constrained It is recommended that the user open for ice to return to...

Страница 28: ...pre test setting Diagnosis TABLE 7 3 DEFECT DIAGNOSIS FUNCTION 7 3 1 ERROR CODES shown on Ice Maker water supply control panel 28 STAGE ITEMS INDICATOR REMARKS 1 2 3 4 5 6 HEATER MOTOR HALL IC I HALL IC II VALVE Reset Five seconds after heater starts a heater will go off if the temperature by sensor is higher than 10 C Five seconds after heater starts you can confirm that a motor is moving Check i...

Страница 29: ... and the control panel press and hold the LOCK button for 3 seconds The locked pad lock icon is displayed 3 The LOCK button is the only control feature that remains active in the locked state The buzzer sound other control buttons and the dispenser are deactivated 4 To release from the locked state press and hold the LOCK button again for 3 seconds 8 1 4 Filter condition display function 1 There i...

Страница 30: ...ically ON status DISPENSER LIGHT is on continuously 8 1 8 CONTROL OF FREEZER FAN MOTOR 1 Freezer fan motor has high and standard speeds 2 High speed is used at power up for Ultra Ice and when refrigerator is overloaded Standard speeds is used for general purposes 3 To improve cooling speed the RPM of the freezer fan motor change from normal speed to high 4 High speed 2700RPM Initial power on or lo...

Страница 31: ...the defrost is completed 3 If Ultra Ice is pressed during defrost Ultra Ice LED is on but this function will start seven minutes after defrost is completed and it shall operate for three hours 4 If Ultra Ice is selected within seven minutes after compressor has stopped the compressor compressor delays seven minutes shall start after the balance of the delay time 5 The fan motor in the freezer comp...

Страница 32: ... Defrosting won t function if its sensor is defective wires are cut or short circuited 8 1 15 Defect Diagnosis Function 1 Automatic diagnosis makes servicing the refrigerator easy 2 When a defect occurs the buttons will not operate but the tones such as ding will sound 3 When the defect CODE removes the sign it returns to normal operation RESET 4 The defect CODE shows on the Refrigerator and Freez...

Страница 33: ...d when F B signal isn t over 115 seconds during BLDC FAN motor operating It is caused when F B signal isn t over 115 seconds during BLDC FAN motor operating It is caused when F B signal isn t over 115 seconds during BLDC FAN motor operating Communication Error between Micom of Main PCB and Display Micom Normal operation of Display Each Sensor have to check disconnection Temperature Fuse Disconnect...

Страница 34: ...Push Test Switch in the main Board once See page 39 Push FREEZER KEY and LOCK KEY at the same time over 5 seconds in TEST MODE 1 OR Push TEST Switch onceinTEST MODE1 See page 39 Push FREEZER KEY and LOCK KEY at the same time over 5 seconds in TEST MODE 2 OR Push TEST Switch onceinTEST MODE2 See page 39 Push FREEZER KEY and LOCK KEY at the same time over 5 seconds in TEST MODE 3 OR Push TEST Switch...

Страница 35: ...8 2 PCB FUNCTION 8 2 1 Power Circuit 1 Power is supplied to the control board at pin1 and 3 of connector 1 35 ...

Страница 36: ...tor turns 2 1 Freezing compartment fan 36 Pin1 2 of con4 MOTOR OFF 2V or less MOTOR ON 13V 15V Circuit Pin Number Pin Number Output Voltage I Maker Pilot Valve Con3 Pin3 Con3 Pin2 115 VAC Lamp R Con3 Pin9 Con3 Pin2 115 VAC Barrier Heater Con3 Pin8 Con3 Pin2 115 VAC Lamp F Con3 Pin7 Con3 Pin2 115 VAC Def Heater Con3 Pin10 Con3 Pin2 115 VAC Water Pilot Valve Con3 Pin11 Con3 Pin2 115 VAC Compressor C...

Страница 37: ...2 2 Machine compartment fan 2 3 Icing compartment fan 37 Pin7 8 of con4 MOTOR OFF 2V or less MOTOR ON 13V 15V Pin4 5 of con4 MOTOR OFF 2V or less MOTOR ON 13V 15V ...

Страница 38: ...zer Refrigerator Door Measurement Location Pin 10 11 of con4 Ref Door Pin 5 6 of con6 Fre Door TEMPERATURE RESISTANCE OF FREEZER Icing RESISTANCE OF REFRIGERATOR SENSOR DEFROST SENSOR ROOM SENSOR 20 C 4 F 22 3 KΩ 77 KΩ 15 C 5 F 16 9 KΩ 60 KΩ 10 C 14 F 13 0 KΩ 47 3 KΩ 5 C 23 F 10 1 KΩ 38 4 KΩ 0 C 32 F 7 8 KΩ 30 KΩ 5 C 41 F 6 2 KΩ 24 1 KΩ 10 C 50 F 4 9 KΩ 19 5 KΩ 15 C 59 F 3 9 KΩ 15 9 KΩ 20 C 68 F 3...

Страница 39: ...ose the damper push test button twice 8 2 5 Dispenser Drive Circuit 39 Circuit Pin Number Pin Number Output Voltage Auger Motor Con2 Pin5 Con2 Pin7 115 VAC Solenoid Cube Con2 Pin3 Con2 Pin7 115 VAC Pilot Water Valve Con2 Pin1 Con2 Pin7 115 VAC Solenoid Dispenser Con3 Pin9 Con3 Pin3 115 VAC Dispenser Lamp Con3 Pin7 Con3 Pin3 115 VAC Heater Con3 Pin5 Con3 Pin3 115 VAC ...

Страница 40: ... EVAPORATORandthe surfacetemperatureof thecondenserpipe USETESTMODE1 forcedCOOLING Checktheamountoffrost stickingonthe EVAPORATOR oftheRefrigerator SENSOR Checkthesealwhenthe doorisclosed POWERSOURCEis poor Appliedvoltageerror CONNECTOR connectionispoor TRANSFUSEisopen COMPRESSORlocked orblocked OLP PTCispoor COMPRESSORRELAY ispoor THECONNECTING WIREispoor Refrigerantleakage FANMOTORispoor CONNECT...

Страница 41: ... forcedDEFROSTING CheckDRAINPIPE Makesurethat DEFROSTSENSORis connected Makesurethat FREEZER REFRIGERATOR DOORisclosed FANMOTORispoor Passageofcoolairis blocked EVAfrozen Doorlinerdamaged HEATERdisconnection TEMPERATUREFUSE disconnection Connectionispoor DEFROST SENSORis poor HEATERRELAYispoor DRAINPIPEisblocked Connectionispoor DOORdoesnotclose properly MakesuretheDOOR isattached ReplaceFANMOTOR ...

Страница 42: ...MBLY AND PARTS LIST 8 4 1 Main PWB Assembly 42 Connector1 Connector2 Connector3 Connector5 Connector6 Connector7 Connector4 Only when program is changed this connector7 must be used for downloading program to be changed ...

Страница 43: ...8 4 2 Dispenser Drive PWB Assembly 43 Connector1 Connector4 Connector2 Connector3 ...

Страница 44: ...ca The model number of your refrigerator is found on the serial plate inside All repair parts listed are available for immediate purchase or special order when you visit your nearest Sears Service Center or the Service Department at most Sears stores T o order parts by phone call the toll free parts number listed to the left When requesting service or ordering parts always provide the following in...

Страница 45: ... 328A 207B 103B 207A 315B 315B 315C 315C 323B 329C 420A 319A 319C 408A 503D 410A 409D 409B 158A 405F 404A 405C 332C 135D 405A 407A S16 B03 B04 S17 S15 158B 145B B03 409B 106A 120B 145A 249D 610A 610A 282F 405B 329A 103C 402A 410G 406B S10 S12 S11 S19 S20 S18 313A S02 S08 282G B01 S03 S03 B01 S11 S14 262B B02 B03 S14 262H 310B 327A 301A 406D 207C 402A 410H 249C 411A 303B 303D 303A 120A 271A 271B 27...

Страница 46: ...40225 EBG31940225 EBG31940225 EBG31940225 Thermistor Assembly PTC 303B 6748C 0004D 6748C 0004D 6748C 0004D 6748C 0004D Thermistor Assembly PTC 303C 6750C 0004R 6750C 0004R 6750C 0004R 6750C 0004R Overload Protect 303D 6877JB2051F 6877JB2051F 6877JB205 1 F 6877JB2051F Drawing Assembly 304A 3550JA2042C 3550JA2042C 3550JA2042C 3550JA2042C Cover PTC 310B 4J00977N 4J00977N 4J00977N 4J00977N Pipe Compre...

Страница 47: ...47A 3550JA2247A 3550JA2247A 3550JA2247A Cover Sensor 610B 6500JB1003G 6500JB1003G 6500JB1003G 6500JB1003G SENSOR 610C 6500JB2002N 6500JB2002N 6500JB2002N 6500JB2002N SENSOR 624A 5231JA2006A 5231JA2006A 5231JA2006A 5231JA2006A Filter Assembly Water 624C 3550JD1128B 3550JD1128B 3550JD1128B 3550JD1128B Cover Filter 624D 5230JA2003A 5230JA2003A 5230JA2003A 5230JA2003A Filter Head 626A 3550JA2279A 3550...

Страница 48: ...F 4975JA1040F 4975JA1040F 4975JA1040F Guide Assembly Rail 145F 4975JA1040E 4975JA1040E 4975JA1040E 4975JA1040E Guide Assembly Rail 237C 4974JJ1031A 4974JJ1031A 4974JJ1031A 4974JJ1031A Guide Drawer 250C 4470JA2008A 4470JA2008A 4470JA2008A 4470JA2008A Gear Ice 250D 5006JA2069A 5006JA2069A 5006JA2069A 5006JA2069A Cap Cover 250E MAK36519001 MAK36519001 MAK36519001 MAK36519001 Bar FREEZER PARTS CAUTION...

Страница 49: ...B 5026JJ1050B 5026JJ1050B 5026JJ1050B Shelf Refrigerator 141C 5027JJ2012F 5027JJ2012F 5027JJ2012F 5027JJ2012F Shelf Assembly Net 141D 4890JL1012A 4890JL1012A 4890JL1012A 4890JL1012A Cover Glass 151A 3391JJ2014C 3391JJ2014C 3391JJ2014C 3391JJ2014C Tray Assembly Vegetable 151C 4940JA2026C 4940JA2026C 4940JA2026C 4940JA2026C Knob Shutter 151D 4850JA3042A 4850JA3042A 4850JA3042A 4850JA3042A Roller 151...

Страница 50: ... the service 244A 233C 233B 231B 230B 234B 234D 230A 241B 241C 241A 147C 212G 234A 234C 233A 241F 241D 241D 147A 244A 262C 243C 243B S25 243A 262C 243C 241G S25 243A 615A 603C 616J 249E 205C 250B 250A 205A 205B 249S 250B 281G 281D S34 281F 203A 201A 281G 281E S34 200A 249F 243B 231A 233D 212D 281F ...

Страница 51: ...J2002A Holder Assembly Gasket 234D 4931JJ2002B 4931JJ2002B 4931JJ2002B 4931JJ2002B Holder Assembly Gasket 234B 4430JJ2004B 4430JJ2004B 4430JJ2004B 4430JJ2004B Cam Shaft 237A 4974JA2055A 4974JA2055A 4974JA2055A 4974JA2055A Guide Pitcher 241A 5005JJ2015B 5005JJ2015B 5005JJ2015B 5005JJ2015B Basket Assembly Door 241B 5004JJ1057A 5004JJ1057A 5004JJ1057A 5004JJ1057A Basket Door 241C 5004JL1006B 5004JL10...

Страница 52: ...71JB2074A 6871JB2074A 6871JB2074A 6871JB2074A PCB Assembly Display 279A 3551JA1132M 3551JA1132L 3551JA1132N 3551JA1132P Cover Assembly Dispenser 279B 3550JA1468B 3550JA1468A 3550JA41468C 3550JA1468D Cover Dispenser 279C 3806JA1189A 279D 3550JA2302A 3550JA2302A 3550JA2302A 3550JA2302A Cover PCB 279E 4890JD1112A 4890JD1112A 4890JD1112A 4890JD1112A Decor Glass Door 280B 4930JA2074B 4930JA2074B 4930JA...

Страница 53: ...me Bar 630C 4987JA2012A Gasket Assembly Door 630D 3650HA2160A Handle Home Bar 630E 3806JA2160A Decor Handle 630F 4775JA2101A Hinge Assembly Upper 630G 4775JA2102A Hinge Assembly Lower 630H 3550JA3188A Cover Home Bar 630J 4987JA3025B Gasket Assembly Door 630K 4970JA3044A Spring 630L 4970JA3045A Spring 630M 4860JA3010A Clamp 630N 4860JA3010B Clamp 600A 630J 630C 630F 630B 630A 630H 630G 630K 630L 60...

Страница 54: ......

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