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Kenmore Elite 795.71082.01 series, Service Manual

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Kenmore Elite 795.71082.01 series Service Manual Download Page 2

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CONTENTS

SAFETY PRECAUTIONS

Please read the following instructions before servicing your

refrigerator.

1. Unplug the power before handling any elctrical componets.

2.  Check the rated current, voltage, and capacity.

3. Take caution not to get water near any electrical

components.

4. Use exact replacement parts.

5. Remove any objects from the top prior to tilting the

product.

SAFETY PRECAUTIONS  ....................................................................................................................................................... 2

1. SPECIFICATIONS ........................................................................................................................................................... 3-4

2. PARTS IDENTIFICATION  .................................................................................................................................................. 5

3. DISASSEMBLY ............................................................................................................................................................. 6-14

REMOVING AND REPLACING REFRIGERATOR DOORS  .............................................................................................. 6

DOOR ................................................................................................................................................................................. 7

DOOR ALIGNMENT  ........................................................................................................................................................... 8

FAN AND FAN MOTOR(Evaporator)  .................................................................................................................................. 8

DEFROST CONTROL ASSEMBLY  .................................................................................................................................... 9

LAMP .................................................................................................................................................................................. 9

MULTI DUCT  .................................................................................................................................................................... 10

MAIN PWB  ........................................................................................................................................................................ 10

DISPENSER ..................................................................................................................................................................... 10

DISPLAY PWB REPLACEMENT ...................................................................................................................................... 10

FUNNEL REPLACEMENT ................................................................................................................................................ 10

SUB PWB FOR DISPENSER  ........................................................................................................................................... 11

DUCT DOOR REPLACEMENT  ........................................................................................................................................ 11

ICE CORNER DOOR REPLACEMENT ............................................................................................................................ 11

ICEMAKER ASSEMBLY  ................................................................................................................................................... 11

AUGER MOTOR COVER  ................................................................................................................................................. 12

HOW TO REMOVE A DOOR ICE BIN .............................................................................................................................. 13

HOW TO INSERT A DOOR ICE BIN  ................................................................................................................................ 13

HOW TO REMOVE AND REINSTALL THE PULLOUT DRAWER .............................................................................. 14-15

WATER VALVE DISASSEMBLY 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

7. OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER  ......................................................................... 26-28

8. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM  ............................................................................................ 29-45

Summary of Contents for Elite 795.71082.01 series

Page 1: ...CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL Model s 795 71082 01 795 71083 01 795 71089 01 REFRIGERATOR SERVICE MANUAL P No MFL48179017 Last Revision January 18 2010 ...

Page 2: ...FAN MOTOR Evaporator 8 DEFROST CONTROL ASSEMBLY 9 LAMP 9 MULTI DUCT 10 MAIN PWB 10 DISPENSER 10 DISPLAY PWB REPLACEMENT 10 FUNNEL REPLACEMENT 10 SUB PWB FOR DISPENSER 11 DUCT DOOR REPLACEMENT 11 ICE CORNER DOOR REPLACEMENT 11 ICEMAKER ASSEMBLY 11 AUGER MOTOR COVER 12 HOW TO REMOVE A DOOR ICE BIN 13 HOW TO INSERT A DOOR ICE BIN 13 HOW TO REMOVE AND REINSTALL THE PULLOUT DRAWER 14 15 WATER VALVE DIS...

Page 3: ...formation is intended for use by individuals possessing adequate backgrounds of electrical electronic and mechanical experience Any attempt to repair a major appliance may result in personal injury and property damage The manufacturer or seller cannot be responsible for the interpretation of this information nor can it assume any liability in connection with its use 1 3 ELECTRICAL SPECIFICATIONS T...

Page 4: ...with Door Open Height to Top of Case Height to Top of Door Hinge Width Width door open 90 deg w o handle Width door open 90 deg w handle A B C D E F G H I 30 in 27 1 2 in 23 5 8 in 42 1 4 in 68 3 8 in 69 3 4 in 35 3 4 in 39 1 4 in 44 1 4 in Description 795 71082 01 ...

Page 5: ... C D E F G H I J Pull out Drawer Durabase Divider Tilt Out Door Basket Dairy Bin Water Tank Cover K L M N O P Use this page to become more familiar with the parts and features Page references are included for your convenience NOTE This guide covers several different models The refrigerator you have purchased may have some or all of the items listed below The locations of the features shown below m...

Page 6: ...nge free of the latch be careful that the door does not fall forward Lift the door from the middle hinge pin and remove the door Place the door inside facing up on a nonscratching surface Open the door Remove the top hinge cover screw 1 Lift up the cover 2 Remove the cover Disconnect the wire harness 3 Remove the grounding screw 4 Rotate the hinge lever 5 clockwise and remove Lift the top hinge 6 ...

Page 7: ...ecurely into place Note Make sure that no part of gasket bracket edge protrudes from beneath door frame edge 2 Remove gasket bracket clips There are two clips on each door Start bracket removal near one of the middle clips 1 Pull gasket back to expose gasket bracket clip and door frame 2 Insert a flat tip screwdriver into seam between gasket bracket and door frame and pry back until clips snap out...

Page 8: ... use pliers to insert snap ring as shown 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 pulli...

Page 9: ...Defrost Heater off Fuse M is a safety device for preventing over heating of the Heater when defrosting 1 Pull out the grille assembly Figure 10 2 Separate the connector with the Defrost Control assembly and replace the Defrost Control assembly after cutting the Tie Wrap Figure 11 Cover Lamp LED Assembly Case Lamp 3 6 LAMP Unplug Refrigerator or disconnect power at the circuit breaker If necessary ...

Page 10: ... 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 2 Hold the left and right side of the Cover Assembly dispenser as shown in the picture and pull and remove it The cover dispenser is attached with a hook 3 10 DISPLAY PWB REPLACEMENT 1 Pull...

Page 11: ...LY 1 Loosen two screws as shown in the first picture 2 Disconnect the wire harness ground screw replace theIcemaker assembly in the reverse order of removal 3 13 DUCT DOOR REPLACEMENT 1 Pull up and out on the dispenser cover to remove 2 Disconnect the wire harness 3 Remove the funnel 4 Replace in reverse order 2 Pull the sub PWB down 3 Disconnect the wire harness and replace the sub PWB in the rev...

Page 12: ... 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 Auger Motor Icemaker Power Full detection Signal ...

Page 13: ...icture 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 2 Lift the lower part slightly 3 Take the Ice Bin out slowly ...

Page 14: ...emove 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 PUSHED IN TO RELEASE THE GEAR Step 4 Lift the freezer door up to unhook it from the rail support and remove Pu...

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

Page 16: ...ut the Cilp Then press te collet to separate the tube from the connector and pour out the water until emptied Mechanical Cover Housing 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 ...

Page 17: ...e Then gently 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 ...

Page 18: ... the PTC designed for the compressor and make sure it is properly attached to the compressor Parts may appear physically identical but could have different electrical ratings Replace parts by part number and model number Use only approved substitute parts 4 2 PTC STARTER 4 1 2 Composition The compressor includes overload protection The PTC starter and OLP overload protector are attached to the out...

Page 19: ...de the OLP and the OLP protects the Motor by cutting off the current flowing to the Compressor Motor 4 5 2 Role of the OLP 1 The OLP is attached to the Sealed Compressor used for the Refrigerator It prevents the Motor Coil from being started in the Compressor 2 For normal operation of the OLP do not turn the Adjust Screw of the OLP in any way 1 Remove the Cover Back M C 2 Disconnect two housing up...

Page 20: ...5 CIRCUIT DIAGRAM 20 ...

Page 21: ...nge 115V 10 Check resistance of Motor Compressor Check resistance between M C S C and M S in Motor Compressor Replace Compressor Check resistance of PTC Starter Check resistance of two terminals in PTC Starter Reference Page12 Check OLP Check resistance of two terminals in OLP Reference Page12 Check starting state Check the power supply under load Compressor attempting to re start after being off ...

Page 22: ...il of Compressor Check rating of OLP Low voltage Poor or broken or open contact Shorted Lack of capacity Wire is open or shorted Coil is shorted or open Replace indicated component Replace indicated component Replace Defrost Heater Open Open Check for open short or incorrect resistance readings in the following components a Starting devices b OLP c Compressor coil d Wiring harness Short open or br...

Page 23: ...rly Seal liquid foods with wrap Put in foods after they have cooled down Don t open the door too often and close it firmly Condensation forms in the Exterior Case Check if the ambient temperature and humidity of the surrounding air are high Is there a gap in the door gasket Wipe moisture with a dry cloth It will disappear in low temperature and humidity Fill up the gap There is abnormal noise Is t...

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

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

Page 26: ...heck if the ice bin is full Park Position Reaches Start Position Fill Performs Ice Making Mode after supplying water by operating the SOLENOID in ICE VALVE Test Mode To operate LINE and SERVICE press and hold the Fill Key for 3 seconds The icemaker will run through 3 stages Harvest Fill Icemaking 1 Turning the Icemaker stop switch off O stops the ice making function 2 Setting the Icemaker switch t...

Page 27: ...y of 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...

Page 28: ...e sure that the wire on each sensor is connected CONTENTS None Open or short circuited wire 7 3 DEFECT DIAGNOSIS FUNCTION 7 3 1 ERROR CODES shown on Ice Maker water supply control panel 7 2 5 Function TEST 1 This is a forced operation for TEST Service cleaning etc It is operated by pressing and holding the Fill Key for 3 seconds 2 The test works only in the Icemaking Mode It cannot be entered from...

Page 29: ...onths or of using water filter 3 Water Filter icon turn on to tell you need to replace the filter soon 4 After replacing the filter press and hold the lock button more than 3 seconds Water Filter icon turn off with reset status 8 1 3 Lock function dispenser and display button lock 1 When the refrigerator is first turned on the buttons are not locked The display panel shows the padlock unlocked ico...

Page 30: ...speeds When room temper rapture more high then 38 C speed is high 3 The Failure sensing method is the same as in the fan motor of the freezing fan motor refer to failure diagnosis function table for failure display 8 1 10 Ice Compartment Fan 1 The Icing Fan is controlled by the the sensor on the top of the ice compartment 2 The Failure sensing method is the same as in the fan motor of the freezer ...

Page 31: ...ut 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 compartment runs at high speed during Ultra Ice 6 For the rest of the 21 hours the freezer ...

Page 32: ... 15 4 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 ...

Page 33: ...lity of Brushless DC FAN Motor for Ice Making Er IF It is caused when F B signal isn t over 65 seconds during Brushless DC FAN motor operating Poor BLDC Motor connection DRIVE IC and TR 8 Abnormality of Brushless DC FAN Motor for Freezer Er FF It is caused when F B signal isn t over 65seconds during Brushless DC FAN motor operating Poor BLDC Motor connection DRIVE IC and TR 9 Abnormality of Brushl...

Page 34: ...tion Test MODE OPERATION FUNCTION REMARKS TEST1 Push test button one time at main PCB controller 1 Operation of the COMPRESSOR and FAN Freezer Condenser Icing 2 Stepping DAMPER OPEN 3 Defrosting HEATER OFF 4 DISPLAY LCD all ON TEST2 Push test button again for TEST MODE 2 1 Operation of the COMPRESSOR and FAN Freezer Condenser Icing 2 Stepping DAMPER CLOSE 3 Defrosting HEATER OFF 4 DISPLAY LCD show...

Page 35: ... 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 shortcircuited and broken resulting in blowout of the fuse in order to protect the elements of the secondary part of the TRANSFORMER PART VOLTAGE VA 1 115 Vac CE 3 12 Vdc CE 4 15 5 Vdc CE 5 5 V ...

Page 36: ... Pin12 Con3 Pin6 Con3 Pin1 Pin Number Con3 Pin2 Con3 Pin2 Con3 Pin2 Con3 Pin2 Con3 Pin2 Con3 Pin2 Con3 Pin2 Output Voltage Optional 115 VAC 115 VAC 115 VAC 115 VAC 115 VAC 115 VAC 115 VAC LAMP R LAMP F Con3 Pin9 Con3 Pin7 Con3 Pin2 Con3 Pin2 115 VAC 115 VAC 2 1 APPLY For AC Lamp Model MOTOR OFF MOTOR ON Pin2 3 of con4 2V or less 13V 15V 2 2 Freezing compartment fan To measure outputs of the contro...

Page 37: ... 37 MOTOR OFF MOTOR ON Pin8 9 of con4 2V or less 13V 15V 2 3 Machine compartment fan MOTOR OFF MOTOR ON Pin5 6 of con4 2V or less 13V 15V 2 4 Icing compartment fan ...

Page 38: ... Icing sensor temperature and defrost sensor temperature for defrosting and the indoor temperature for compensating for the surrounding temperature into MICOM Opening or short state of each temperature sensor are as follows SENSOR Freezer sensor Refrigerator sensor Defrosting sensor Room Temperature sensor Icing sensor CHECK POINT POINT Voltage POINT Voltage POINT Voltage POINT Voltage POINT Volta...

Page 39: ... 3 38 4 30 24 1 19 5 15 9 13 11 8 9 6 2 4 3 TEMPERATURE 20 C 15 C 10 C 5 C 0 C 5 C 10 C 15 C 20 C 25 C 30 C 40 C 50 C 8 3 RESISTANCE SPECIFICATION OF SENSOR The resistance of the SENSOR has a 5 tolerance Measure 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 ...

Page 40: ...open and close the damper To open the damper push test button once To close the damper push test button twice Auger Motor Solenoid Cube Solenoid Dispenser Door Water Valve Con2 Pin4 Con2 Pin12 Con2 Pin10 Con2 Pin11 Con2 Pin2 Con2 Pin2 Con2 Pin2 Con2 Pin2 115 VAC 115 VAC 115 VAC 115 VAC Circuit Pin Number Pin Number Output Voltage ...

Page 41: ... 41 8 2 6 LED in Refrigerator Freezer room Apply for LED Model Circuit LED Module Pin Number Con6 Pin14 Pin Number Con6 Pin15 Output Voltage 12 VDC ...

Page 42: ...OTOR and the connection of the black wire of the MAIN PWB CONNECTOR CON4 2 If refrigerant is leaking Measure the amount of frost sticking on EVAPORATOR and the surface temperature of the condenser pipe Refrigerant leakage Replace the leaking part and replace any lost refrigerant OLP PTC is poor COMPRESSOR RELAY is poor Replace MAIN PWB THE CONNECTING WIRE is poor Check the connection of the black ...

Page 43: ...MAIN PWB CONNECTOR DEFROST SENSOR is poor Replace DEFROST SENSOR HEATER RELAY is poor Replace RY4 of MAIN PWB 2 If amount of cool air from FAN MOTOR is sufficient Make sure that the amount and speed of cool air are sufficient by touching the check supplied on the REFRIGERATOR 3 Door Line contact Check door seal when door is closed FAN MOTOR is poor Replace FAN MOTOR Passage of cool air is blocked ...

Page 44: ... 44 8 4 MAIN PWB ASSEMBLY AND PARTS LIST 8 4 1 Main PWB Assembly ...

Page 45: ... 45 8 4 2 Dispenser Drive PWB Assembly ...

Page 46: ... 1 616G 616D 603C 616J 623B 617A 625A 616D 616F 616J 623B 616G 627B 627A 619A 603B 619E ...

Page 47: ...10 610A 145B S12 S12 105A 318A 316A 314A 300A 317A 310B 312A 303B 303C 303A 304A 312C 262H 250F 406B B03 S14 249D 249C 106A 503F 409E 158B 283B B02 S14 262B 302B 400A 316B 408A 329A S16 407A 332C 610C S17 103C 315A 315C 315B 405B 405C 404A 405F 407B B03 283B B03 106A 323B 329C 309B 420A 319C 319A 315B 315C S20 B01 2 CASE PARTS CAUTION Use the part number to order the part not the position number ...

Page 48: ... 3 CASE PARTS ...

Page 49: ... 4 CASE PARTS ...

Page 50: ... 5 FREEZER PARTS CAUTION Use the part number to order part not the position number 250D 250C 145F 145M 145J 145H 237C 136A 145K 145J 145G 145C 250C 250D 250E 136B 131A ...

Page 51: ...REFRIGERATOR PARTS CAUTION Use the part number to order part not the position number 141A 141B 141A 141A 146E 151B 162B 145D 162A 161A 151A 154A 141D 161C 161B 141C 141C 141B 141B 141C 140A 142D 142B 142A ...

Page 52: ...2C 243A 243B S25 615A 244A B05 619B 603C 603B 603C 616H 281C 281G 312B 249E 249G 250B 249J 249L 203A 201A B06 212D B06 249M 249K 249H 249F 250B 205B 250A S34 281E 281F 281F 281D S34 205C 241J 241H 241G 241D 241F 241D B05 244A 243B S25 243A 262C 243C B05 212G 231A 233A 234C 233D 234A 241B 241C 241A 250H 230B 230A 200A ...

Page 53: ... 8 DOOR PARTS ...

Page 54: ... 9 DISPENSER PARTS 278C 402C 278B 278F 405A 275A 276A 500B 276B 501A 279D 278D 279E 279B 280B 280C 281A 279A 278A 280A ...

Page 55: ... 10 ICE MAKER ICE BANK PARTS 612A 600B 630J 600A 611A 630F 630B 630A 630C 630H 630G 630K 630M 630N 630L 630D 630E 606A 614A ...

Page 56: ......

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