Kenmore Elite 795.78712.801 Service Manual Download Page 54

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Summary of Contents for Elite 795.78712.801

Page 1: ...ING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL REFRIGERATOR SERVICE MANUAL R 795 78712 801 795 78713 801 795 78719 801 795 78722 801 795 78723 801 795 78729 801 P No MFL47912404 Last Revision March 10 2008 Model s ...

Page 2: ...23 COMPRESSOR AND ELECTRIC COMPONENTS 19 PTC AND OLP 21 OTHER ELECTRICAL COMPONENTS 21 SERVICE DIAGNOSIS CHART 22 REFRIGERATION CYCLE 26 27 7 OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER 25 28 8 DESCRIPTION OF FUNCTION AND CIRCUIT OF MICOM 29 40 CONTENTS Please read the following instructions before servicing your refrigerator 1 Unplug the power before handling any elctrical componets 2 Check...

Page 3: ...ce 0 14 Ohms Energy Consumption 21 cu ft 457 kWh yr Energy Star 25 cu ft 476 kWh yr Energy Star 1 4 NO LOAD PERFORMANCE CONTROL POSITION MID MID 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 20 MIN Minimum Equalized Pressure 70 F 52 PSIG 90 F 59 PSIG Re...

Page 4: ... o Handles B 27 1 2 in Depth w o Door C 23 5 8 in Depth Total with Door Open D 42 1 4 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 Width door open 90 deg w handle I 44 1 4 in ...

Page 5: ...ity Controlled Crisper Adjusta Cube Ice Maker Wide Pantry Drawer Ice Bin Freezer Drawer Bin Divider Pull Out Drawer Tilt Out Door Basket Modular Door Bins Modular Door Bins Bottle Holder 795 7855 Models Only Dairy Bin Utility Egg Box Door Bins Water Filter Water Tank Cover ...

Page 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...

Page 7: ... 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 two clips until you hear each snap securely into place Note Make sure that no part of gasket bracket edge protrudes f...

Page 8: ...over dispenser Disconnect wire harness 3 Replace cover dispenser in opposite manner and order of removal 3 4 DOOR ALIGNMENT If the space between your doors is uneven follow the instructions below to align the doors 1 With one hand lift up the door you want to raise at middle hinge 2 With other hand use pliers to insert snap ring as shown 3 Insert additional snap rings until the doors are aligned T...

Page 9: ...move top shelf or shelves 3 Using a flat instrument gently pry the 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 5 Assemble in reverse order by snapping the Lamp Cover in engaging the rear tabs followed by the front tabs Max 60 W 2EA 3 7 2 Freezer Compartment Lamp 1 Unplug refrigerator power c...

Page 10: ... 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 BE...

Page 11: ...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...

Page 12: ...ently 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 12 1 3 2 Hook ...

Page 13: ...e photo 3 4 Remove the door handle see photo 4 5 While lifting up on the top door trim slide the glass front above the dispenser to the right to remove it see photo 5 6 While pulling down on the bottom door trim slide the glass front below the dispenser to the right to remove it see photo 6 7 Once the glass is removed the dispenser cover can be removed by pulling it out by the right side and gentl...

Page 14: ...3 4 Hold the freezer handle and pull up to remove the door assembly as shown in photo 4 5 Put the freezer door facing down on a clean soft surface to prevent scratching the top trim as shown in photo 5 6 Remove all the screws hold the bottom door trim in place be careful not to remove the 2 screws circled in photo 6 7 Remove the screw at the bottom of each side trim shown in photo 7 continued on t...

Page 15: ...ll off the bottom cover as shown in photo 8 9 Remove one of the side trim pieces by pulling it out slightly the up to remove it from the top door trim As shown in photo 9 10 Carefully pull out the freezer door glass as shown in photo 10 11 Reassemble in reverse order 8 10 9 ...

Page 16: ...re 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 refri...

Page 17: ...ith this configuration can maintain a residual voltage over the compressor when the thermostat is opened obstructing the proper functioning of the TSD It is vital for the TSD circuit and compressor to remain completely de energized after opening the thermostat Ð Use of the fixing clamp is essential as this prevents disconnection or bad TSD contact in relation to the compressor as well as to runnin...

Page 18: ... in the Compressor 2 For normal operation of the OLP do not turn the Adjust Screw of the OLP in any way 17 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 rated Movable arm support plated steel Stationary contact support plated steel Heater support plated steel Heater res...

Page 19: ...5 CIRCUIT DIAGRAM 18 CIRCUIT DIAGRAMS ...

Page 20: ...ce compressor Supply voltage rating with 10 Applied voltage isn t in acceptable range 120VAC 10 Remove TSD Starter from compressor and measure voltage between terminal C of compressor and terminal 5 or 6 of TSD Check resistance between M C S C and M S in motor compressor Check resistance of two terminals in TSD Starter Check resistance of two terminals in OLP Check the power supply under load Comp...

Page 21: ...ate TSD Starter from compressor and measure resistance between No 5 and 6 of TSD Starter with a Tester Figure 20 Separate OLP from Compressor and check resistance value between two terminals of OLP with a tester Figure 21 Observation value is 120VAC 60Hz 6 8Ω 30 The resistance value is 0Ω short or open Check another electric component Replace OLP Replace TSD Starter Figure 20 Figure 21 ...

Page 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...

Page 23: ...rator 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 hea...

Page 24: ...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...

Page 25: ...sition Icemaking Mode Harvest Mode Park Position Fill Test Mode Waits until water becomes cold after starting the icemaking operation Runs MOTOR to drop ice from the tray into the ICE BIN Performs Icemaking Mode after supplying water by operating the SOLENOID in ICE VALVE To operate LINE and SERVICE press and hold theFill Key for 3 seconds The icemaker will run through 3 stages Harvest Fill Icemak...

Page 26: ... temperature of the Tray with the icemaking SENSOR 2 Icemaking starts after completion of the water fill operation 3 The icemaking function is completed when the sensor reaches 7 C 60 minutes after starting NOTE After icemaker power is ON the icemaker heater will be on for test for 9 seconds 7 2 3 Harvest Mode 1 Harvest Ice removing refers to the operation of dropping ice into the ice bin from the...

Page 27: ...ges the time allowed for fill as illustrated in the table below Water supply amount table NOTE Below is an example used by another vendor as an explanation of what is taking place 27 STAGE TIME TO SUPPLY INDICATIONS REMARKS 1 2 3 6 seconds 7 seconds 8 seconds The water amount will vary depending on the water control switch setting as well as the water pressure of the connected water line ...

Page 28: ...frozen the ejector will pass through the water When the fill mode begins stage 4 unless the water supply has been shut off added water will overflow into the ice bin If the control doesn t operate normally in the test mode check and repair as needed 4 After water is supplied the normal cycle is follows icemaking harvest fill park position 5 Five seconds after stage 5 is completed the icemaker retu...

Page 29: ...f lock graphic of display with lock status 3 The buzzer sound and control panel and dispenser function is not performed even if pressing display button other than lock key in the lock status 4 If desiring to release the lock status and pressing the lock button more than 3 seconds LOCK icon is turned off at the upper side of lock graphic of display with the lock release status 8 1 4 Filter conditio...

Page 30: ...ree hours 2 If defrost starts during Ultra Ice Ultra Ice operates for the rest of time after defrost is completed when Ultra Ice operation time is less than 90 minutes If Ultra Ice operates for more than 90 minutes the Ultra Ice will operate for two hours after defrost is completed 3 If Ultra Ice is pressed during defrost Ultra Ice LCD is on but this function will start seven minutes after defrost...

Page 31: ... 8 1 12 Filter Replacement Indication 1 After 6 months since the UNIT refrigerator has been powered on the water filter icon is tumed sON 2 When the water filter indicator LCD is illuminated you should change the water filter After this you must press the water filter button for three seconds and you will hear a ding dong sound The icon will be OFF This operation will indicate that the UNIT is res...

Page 32: ...T 4 The error CODE shows on the refrigerator and freezer display ERROR CODE on display panel NOTE1 In case of Room Temperature Sensor Error Er rt appears on the Display when Ultra Ice button and Freezer Temp button pressed at the same time for one second LCD check function If simultaneously pressing Ultra Ice button and freezing temperature adjustment button for a second display LCD graphics on If...

Page 33: ...operation when the Ultra Ice button and freezing temp button are pressed for more than one second at the same time freezer fan RPM changes for example if high speed to normal speed or if normal speed to high speed for 30 seconds After 30 seconds it turns to its original RPM Demonstration MODE 1 After opening the door when the Ultra Ice button and the Refrigerator Temperature Control button are pus...

Page 34: ... Vdc and the MICOM and IC 5 Vdc The voltage for each part is as follows VA1 is a part for preventing over voltage and noise When 385V or higher power is applied the inside elements are short circuited and broken resulting in blowout of the fuse in order to protect the elements of the secondary part of the TRANSFORMER PART VA 1 CE 3 CE 4 CE 5 VOLTAGE 115 Vac 12 Vdc 15 5 Vdc 5 V ...

Page 35: ...ll not work 8 2 3 Reset Circuit The RESET circuit allows all the functions to start at the initial conditions by initializing various parts including the RAM inside the MICOM IC1 when the power is initially supplied or the power supply to the MICOM is restored after a momentary power failure For the initial 10ms of power supply LOW voltage is applied to the MICOM RESET terminal During a normal ope...

Page 36: ...s a circuit to perform a temporary change of speed for the fan motor and applies DC voltage up to 7 5V 16V to motor 3 This circuit prevents over driving the fan motor by cutting off power applied to the fan motor in the lock of fan motor by sensing the operation RPM of the fan motor 36 F FAN C FAN Pin Number Pin1 2 of con4 Pin4 5 of con4 MOTOR OFF 2V or less 2V or less MOTOR ON 13V 15V 11V 15V Cir...

Page 37: ...osting and the indoor temperature for compensating for the surrounding temperature into MICOM Opening or short state of each temperature sensor are as follows 37 SENSOR CHECK POINT NORMAL 30 C 50 C SHORT CIRCUITED OPEN Freezer sensor POINT Voltage Refrigerator sensor POINT Voltage 0 5 V 4 5 V 0 V 5 V Defrosting sensor POINT Voltage Room Temperature sensor POINT Voltage A B C D ...

Page 38: ...easure the resistance of the SENSOR after leaving it for over 3 minutes in the measuring temperature This delay is necessary due to sensor response speed TEMPERATURE RESISTANCE OF FREEZER RESISTANCE OF REFRIGERATOR SENSOR DEFROST SENSOR ROOM SENSOR 20 C 22 3 KΩ 77 KΩ 15 C 16 9 KΩ 60 KΩ 10 C 13 0 KΩ 47 3 KΩ 5 C 10 1 KΩ 38 4 KΩ 0 C 7 8 KΩ 30 KΩ 5 C 6 2 KΩ 24 1 KΩ 10 C 4 9 KΩ 19 5 KΩ 15 C 3 9 KΩ 15 9...

Page 39: ...ntof froststickingon 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 FA...

Page 40: ...ETESTMODE3 forcedDEFROSTING CheckDRAINPIPE Makesurethat DEFROSTSENSORis connected Makesurethat FREEZER REFRIGERATOR DOORisclosed FANMOTORispoor Passageofcoolairis blocked Evaporatorfrozen Doorlinerdamaged HEATERdisconnection TEMPERATUREFUSE disconnection Connectionispoor DEFROST SENSORis poor HEATERRELAYispoor DRAINPIPEisblocked Connectionispoor DOORdoesnotclose properly MakesuretheDOOR isattached...

Page 41: ...8 4 MAIN PWB ASSEMBLY AND PARTS LIST 8 4 1 Main PWB Assembly 41 Connector4 Connector1 Connector3 Connector2 Connector6 Test Switch Connector5 ...

Page 42: ... 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 To order parts by phone call the toll free parts number listed to the left When requesting service or ordering parts always provide the following information ƒUProduct Type ƒUPart Number ƒUModel Number ƒUPart Description To call ...

Page 43: ...8A 503D 410A 409D 409B 158A 405F 404A 405C 332A 135D 405A S16 B03 B04 S17 S15 158B 145B B03 409B 106A 406D 610A 152B 405B 329A 103C 135C 402A 402A 406B S10 S12 S11 S19 S20 S18 S03 S03 S11 S14 262B B02 B02 S14 262H 310B 327A 610D 610B 301A S18 313A 249D 249C 610C 304A 303B 312C CASE PARTS CAUTION Use the part number to order part not the position number 271A 271B 271C 271D 120B 145A 282G 282F 120A ...

Page 44: ...3JJ1001H 3103JJ1001H Base Assembly Compressor 315B 4580JJ3001A 4580JJ3001A 4580JJ3001A Roller 315C 1PZZJA3013B 1PZZJA3013B 1PZZJA3013B Pin Common 316A 5072JA3003F 5072JA3003F 5072JA3003F Damper Noise 316B 5072JA3003B 5072JA3003B 5072JA3003B Damper Noise 317A 5851JA2008U 5851JA2008U 5851JA2008U Drier Assembly 318A 4930JA3034A 4930JA3034A 4930JA3034A Holder Drier 319A MJS37355401 MJS37355401 MJS3735...

Page 45: ...A 4000W4A003A 4000W4A003A Screw Customized B02 1STZJA3004G 1STZJA3004G 1STZJA3004D Screw Customized B04 1BZZJA2002A 1BZZJA2002A 1BZZJA2002A Bolt Common S01 4J00415D 4J00415D 4J00415D Screw Customized S02 4J00415D 4J00415D 4J00415D Screw Customized S02 4J00415D 4J00415D 4J00415D Screw Customized S08 1SZZJJ3005E 1SZZJJ3005E 1SZZJJ3005E Screw Customized S09 4J00415D 4J00415D 4J00415D Screw Customized...

Page 46: ...2A 145E 146E 151A 161B 141D 161C 151B 154A 161A 142A 140A 142B 142D REFRIGERATOR PARTS CAUTION Use the part number to order part not the position number on some models 142A 141A 142B 141E 142A 141A 142B 141E 142A 141A 142B 141E ...

Page 47: ...l 167B 3550JJ1073A 3550JJ1073A 3550JJ1073A Cover Magic Room 248H 4980JJ2016A 4980JJ2016A 4980JJ2016A Supporter Holder S13 1SZZJJ3005E 1SZZJJ3005E 1SZZJJ3005E Screw Customized S13 1SZZJJ3005E 1SZZJJ3005E 1SZZJJ3005E Screw Customized DOOR PARTS CAUTION Use the part number to order part not the position number L No 78719 WB 78729 WB Descrption 200A ADC56953602 ADC56953602 Door Assembly Freezer 201A A...

Page 48: ... 220D 233A 233D 231A 230A 220D 206C 206B 220E 234C 234A 220D 220D 220E 220E 220D 220E 220E 220E 244C 244B 220E 616J 603B 241D 241D 241E 241D 241C 241A 241B 241D 241D 312B S26 312C DOOR PARTS 78719 78729 CAUTION Use the part number to order part not the position number 276A 206A 206B 244B 244C 236A 236B Only for the service ...

Page 49: ...01 AED33696801 Handle Assembly 212E AEJ33686201 AEJ33686201 Holder Assembly Handle 212F AEJ33686202 AEJ33686202 Holder Assembly Handle 212G 3846JD1019A 3846JD1019A Name Plate 220D 1SZZJA3009L 1SZZJA3009L Screw Customized 220E 1TRL0302818 1TRL0302818 Screw Tapping 236A 3806JA1197F 3806JA1197F Decor Door 236B 3806JA1197E 3806JA1197E Decor Door 249A ACJ33058108 ACJ33058108 Connector Assembly 249B ACJ...

Page 50: ...over Dispenser 279C MCR38202401 MCR38202401 Decor Drain 290A 3550JA2280A 3550JA2280A Cover PCB 291A 4890JD1112B 4890JD1112B Decor Glass Door 292A 6871JB2074B 6871JB2074B PCB Assembly Sub 293A 5021JA3020C 5021JA3020C Button Assembly 294A 4510JA2028A 4510JA2028A Lever Dispenser 295A 6877JB2181A 6877JB2181A Drawing Assembly 403A 6600JB3001C 6600JB3001C Switch Micro 616A 5210JA2012E 5210JA2012E Tube I...

Page 51: ... 244A 212D 244A B06 B06 B05 B05 B05 B05 234B 234A 250A 205B 205C 250B 249G 249E 249A 249J 249H 249F 249B 250B 249K 616J 603B 243A 234D 234D 241D 241D 241E 241D 241C 241A 241B 241D 241D 312B S26 312C DOOR PARTS 787 3 787 2 CAUTION Use the part number to order part not the position number Only for the service ...

Page 52: ...30JJ2004B Cam Shaft 234C 4931JJ2002A 4931JJ2002A Holder Assembly Gasket 234D 4931JJ2002B 4931JJ2002B Holder Assembly Gasket 237A 4974JA2055A 4974JA2055A Guide Pitcher 241A AAP33686303 AAP33686303 Basket Assembly Door 241B MAN38142901 MAN38142901 Basket Door 241C MAN39723202 MAN39723202 Basket Window 241D AAP36817401 AAP36817401 Basket Assembly Door 243A 4620JJ3006A 4620JJ3006D Stopper Door 243B 46...

Page 53: ...Cover Dispenser 279C 3806JJ2053E 3806JJ2053A Decor Drain 290A 3550JA2280A 3550JA2280A Cover PCB 291A 4890JD1112B 4890JD1112B Decor Glass Door 292A 6871JB2074B 6871JB2074B PCB Assembly Sub 293A 5021JA3020B 5021JA3020A Button Assembly 294A 4510JA2028A 4510JA2028A Lever Dispenser 295A 6877JB2181A 6877JB2181A Drawing Assembly 403A 6600JB3001C 6600JB3001C Switch Micro 616A 5210JA2012F 5210JA2012A Tube ...

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