Kenmore 795.78773.801 Service Manual
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Kenmore 795.78773.801 Service Manual

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REFRIGERATOR
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/No. MFL57156802
R
Model #s:
795.78773.801
795.78779.801
795.78783.801
795.78789.801

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Summary of Contents for Kenmore 795.78773.801

  • Page 1 REFRIGERATOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. Model #s: 795.78773.801 795.78779.801 795.78783.801 795.78789.801 P/No. MFL57156802...

  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ............................... 2 1. SPECIFICATIONS................................3 2. PARTS IDENTIFICATION ..............................4 3. DISASSEMBLY................................5-14 REMOVING AND REPLACING REFRIGERATOR DOORS ....................5 DOOR INSTALLATION ............................... 6 DOOR ....................................7-8 TO REMOVE THE DISPENSER ............................8 DOOR ALIGNMENT ................................8 FAN AND FAN MOTOR(Evaporator) ..........................8 ICE FAN SCROLL ASSEMBLY REPLACEMENT ......................9 DEFROST CONTROL ASSEMBLY ............................

  • Page 3: Specifications

    1. SPECIFICATIONS 1-1 DISCONNECT POWER CORD BEFORE 1-7 REPLACEMENT PARTS SERVICING 25 cuft 795.78773.801 795.78783.801 IMPORTANT – RECONNECT ALL 795.78779.801 795.78789.801 GROUNDING DEVICES Relay ............All parts of this appliance capable of conducting electrical Defrost Thermostat........6615JB2005H current are grounded. If grounding wires, screws, straps, Defrost Heater ..........5300JK1005D...
  • Page 4 1-9 DIMENSIONS Description 795.787**, 795.785** Depth w/ Handles 34 1/4 in. Depth w/o Handles 31 3/4 in. Depth w/o Door 27 7/8 in. Depth (Total with Door Open) 46 1/2 in. Height to Top of Case 68 3/8 in. Height to Top of Door Hinge 69 3/4 in.

  • Page 5: Parts Identification

    2. PARTS IDENTIFICATION ADJUSTABLE REFRIGERATOR SHELVING The refrigerator compartment shelves are adjustable to Ice Bank allow flexibility for storage needs. MODULAR DOOR BINS Ice Door Three interchangeable bins can be arranged to suit your storage needs. REMOVABLE ICE STORAGE BIN The ice storage bin can be removed to fill ice buckets,coolers,or pitchers.

  • Page 6: Disassembly

    3. DISASSEMBLY 3-1 REMOVING AND REPLACING REFRIGERATOR DOORS Removing Refrigerator Door w w CAUTION: Before you begin, unplug the refrigerator. Remove food and bins from doors. u u Left Door -FIG. 2 1. Disconnect water supply tube by pushing back on the disconnect ring (4).-FIG. 1 2.
  • Page 7 3-2 DOOR Door Gasket Replacement 1. Insert gasket bracket clips Door Gasket Removal 1) Insert gasket bracket edge beneath door frame edge. 1. Remove door frame cover 2) Turn upper gasket bracket spring so that the spring Starting at top of cover and working down, snap cover ends are in the door channel.

  • Page 8: Door Alignment

    2) Press gasket into channels on the three remaining 3-3 DOOR ALIGNMENT sides of door. 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.

  • Page 9: Ice Fan Scroll Assembly Replacement

    * Ice Fan Scroll Assembly Replacement 3-6 LAMP Unplug Refrigerator, or disconnect power at the circuit 1) Remove the plastic guide for slides on left side by breaker. unscrewing phillips head screws. If necessary, remove top shelf or shelves. 2) Pull the grille forward as shown in the second picture. 3-6-1 Refrigerator Compartment Lamp 3) Disconnect wire harness of the grille 1) Release 2 screws.

  • Page 10: Multi Duct

    3-7 MULTI DUCT 2) Hold the left and right side of the “Cover Assembly, 1. Remove the upper and dispenser” as shown in the lower Caps by using a flat picture, and pull and remove screwdriver, and remove 2 screws. (Figure 17) it.
  • Page 11 3-12 SUB PWB FOR WORKING DISPENSER 3-14 ICE CORNER DOOR REPLACEMENT 1) Loosen the screw on the sub PWB. 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. hinge 2) Pull the sub PWB down.
  • Page 12 3-17 AUGER MOTOR COVER 1) After removing the icemaker remove 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.

  • Page 13: Door Ice Bin

    3-20 HOW TO REMOVE A DOOR ICE BIN 3-21 HOW TO INSERT A DOOR ICE BIN 1) Grip the handles, as shown in the picture. 1) Insert the Ice Bin, slightly tilting it to avoid touching the Icemaker. (especially, ice maker lever) 2) Lift the lower part slightly.

  • Page 14: How To Remove And Reinstall The Pullout Drawer

    3-22 HOW TO REMOVE AND REINSTALL THE PULLOUT DRAWER 3-22-1 Follow Steps to Remove Step 1) Open the freezer door. Step 2) Remove the lower basket. Step 3) Remove the two screws from the guide rails (one Step 4) Lift the freezer door up to unhook it from the rail from each side).
  • Page 15 3-22-2 Follow Steps to Reinstall Step 1) Reinstall the right side gear into the clip. Step 2) Insert the rail into the right side gear. Gears do not Step 3) Insert the rail into the left side gear, and insert the need to be perpendicular to each other.
  • Page 16 3-23. WATER VALVE DISASSEMBLY METHOD 3-24. FAN AND FAN MOTOR DISASSEMBLY METHOD 1) Using a short screwdriver, loosen one SCREW in 1) Turn off the water. Then separate the water line from the DRAIN PIPE ASSEMBLY and one connected to the valve.
  • Page 17 3-25 TOP DRAWER To remove the freezer drawer, pull the drawer open to full extension. Remove the drawer and Ice Bin lifting the basket from the rail system. 3-26 BOTTOM DRAWER To remove the freezer drawer, pull the drawer open to full extension. Remove the lower DuraBase ®basket by lifting the basket from the rail system.

  • Page 18: Adjustment

    4. ADJUSTMENT 4-1 COMPRESSOR 4-1-1 Role 4-2-3 -Applied circuit diagram The compressor intakes low temperature and low pressure Starting method for the motor gas from the evaporator of the refrigerator and compresses ELECTRICAL AND DIMENSION DIAGRAM this gas to high-temperature and high-pressure gas. It then ELECTRICAL CONNECTION DIAGRAM delivers the gas to the condenser.
  • Page 19 4-3 OLP (OVERLOAD PROTECTOR) 4-3-1 Definition of OLP (1) OLP (OVERLOAD PROTECTOR) is attached to the Compressor and protects the Motor by opening the circuit to the Motor if the temperature rises and activating the bimetal spring in the OLP. (2) When high current flows to the Compressor motor, the Bimetal works by heating the heater inside the OLP, and the OLP protects the Motor by cutting off the...
  • Page 20 5. CIRCUIT DIAGRAM - 20 -...

  • Page 21: Troubleshooting

    6. TROUBLESHOOTING 6-1. Error Code Summary w w WARNING : When you check the Resistance values, be sure to turn off the power. And wait for the voltage-discharge sufficiently. Error Display Error Detection Error Generation Factors Remark Freezer Ref. Category Temperature Temperature Normality...
  • Page 22 6-2. Troubleshooting With Error Freezer Sensor Error F-Sensor CON6 Main PCB Wiring diagram Disconnect CON6 and measure Replace Is Er-FS displayed? the value. Is resistance value F-sensor between pins 11 & 12 of CON6 as below? (BL to BL) pin12 pin11 Is the connection loose? Reconnect...
  • Page 23 Refrigerator Sensor Error R-Sensor CON6 Main PCB Wiring diagram Disconnect CON6 and measure Replace Is Er-FS displayed? the value. Is resistance value R-sensor between pins 9 & 10 of CON6 as below? (WH to WH) pin9 pin10 Is the connection loose? Reconnect Test Point Result...
  • Page 24 Defrost Sensor Error D-Sensor CON6 Main PCB Housing-A Wiring diagram Is Er-dS displayed? Is resistance value between Replace a pins 1 & 2 of Housing- A as D-Sensor below? (BO to BO) pin2 pin1 Is the connection loose? Reconnect Checking Open or Short of wire Test Point Result Pin1 To pin2...
  • Page 25 Icing Room Sensor Error Icing-Sensor CON101 Display Housing-A Wiring diagram Is Er-IS displayed? Is resistance value between Replace the pins 1 & 2 of Housing- A as Icing-Sensor below? (BL to BL) Is the connection loose? Reconnect pin1 BL pin2 BL Inner of Icing door Display PCB Checking Open or Short of wire...
  • Page 26 Defrost Heater Error D-Sensor FUSE-M Main DEF-Heater Housing-A CON6 CON3 Wiring diagram Enter the TEST 3 MODE Replace Is Er-dH displayed? Is the voltage value MAIN PCB between pins 10(WH) and (Position No: 4 (BL) of CON3 115 V AC? 500A) Is the connection loose? Reconnect...
  • Page 27 Replace Is the resistance value of Is the resistance value Normal Heater heater like as below? between pins 10(WH) (Position No: 408A) And 4(BL) of CON3 like as below? pin10 WH pin4 BL Resistance Resistance Resistance Resistance Test Point Result Heater Resist ance Heater Resist ance Heater Resist ance...
  • Page 28 Freezer Fan Error Freezer Fan Error Main Main F-FAN F-FAN CON4 CON4 Housing Housing Wiring diagram Wiring diagram Is Er-FF Is Er-FF displayed? displayed? Does the Does the old-air come out old-air come out Check fan motor Check fan motor (Connector, (Connector, of the top of the main duct...
  • Page 29 Condenser Fan Error CON4 C-FAN Main PWB Housing Wiring diagram Is Er-CF displayed? Is the condenser fan Check fan motor (Connector, rotate under Test1 mode? Locked,mouse) and replace. (Position No: 420A) Is the connection loose? Reconnect Is the feedback voltage Replace between pin9 and pin10 of MAIN PCB...
  • Page 30 Icing Room Fan Error Icing Main PWB Housing CON4 Wiring diagram Is Er-IF displayed? Does the cold- air come out Check fan motor (Connector, of the side duct under the Frozen,Locked) Test1 Mode? and replace. Is the connection loose? Reconnect Is the feedback voltage Replace between pin6 and pin7 of...
  • Page 31 Communication Error Hinge CON5 CON101 RD(Rx) RD(Tx) BN(Tx) BN(Rx) MAIN DISPLAY BO(GND) BO(GND) WH/BK(12V) WH/BK(12V) * Rx: Receiver Wiring diagram Tx: Transmitter Display PCB Is Er-CO displayed? Replace Is the voltage between Display PCB pin3 and pin5 of CON101 0 V or 5 V? Pin5 BO Display PCB Reconnect...

  • Page 32: Main Pcb

    MAIN PCB Main PCB Replace Reconnect MAIN PCB Is the connection loose? Is the voltage between (Position No: pin2 and pin4 of CON5 500A) 0 V or 5 V? pin2 BO pin4 RD Main PCB Transmitter Voltages Replace Is the voltage between MAIN PCB pin 2 and pin 3 of (Position No:...
  • Page 33 6-3. Troubleshooting Else CUBE Mode doesnÕt work Housing-A CON2 CUBE Solenoid Dispenser Auger Motor Housing-B Solenoid Dispenser Wiring diagram In CUBE Mode, Replace Dispenser PCB Reconnect Is the voltage between pin5 Dispenser Is the connection loose? and pin11 of CON1 like as below, while pushing the (Position No: ICE lever switch?
  • Page 34 Replace In CUBE Mode, Replace Is the resistance value Auger Motor Is the voltage between pin5 Dispenser between (1) and (2) of the (Position No: and pin12 of CON1 like as Auger motor like as below? 606A) below, while pushing the (Position No: ICE lever switch? 500C)
  • Page 35 Replace Is the resistance between Dispenser (1) and (2) of the Dispenser Solenoid solenoid like as below? (Position No: 405A) Resistance of Dispenser solenoid Test Point Result (1) To (2) 44 ~ 54 ½ Replace Is the condition of Micro the micro switch like as Switch below?
  • Page 36 Crush Mode DoesnÕt work CON1 Auger Motor Dispenser Housing-B Solenoid Dispenser Wiring diagram Replace In Crush Mode, Dispenser PCB Dispenser Is the voltage between pin5 Reconnect Is the connection loose? and pin12 of CON1 like as (Position No: below, while pushing the 500C) lever switch? Pin5 WH...
  • Page 37 Replace Replace In Crush Mode, Is the voltage between (1) Dispenser Dispens er Is the voltage between pin4 and (2) of the Dispenser Solenoid and pin9 of CON1 like as solenoid like as below? (Position No: (P osition below, while pushing the 500C) No: 405A) lever switch?
  • Page 38 Water Mode DoesnÕt work Dispenser Door Water Valve Housing-A CON1 Main Machine Room Water Valve Housing-B CON3 Wiring diagram Replace In Water Mode, Display PCB Dispenser Is the voltage between Reconnect Is the connection loose? pin4 and pin10 of CON1 in (Position No: dispenser PCB like as 500C)

  • Page 39: Ice Maker

    Replace In Water Mode, Second Water- valve Replace Second Is the voltage between Is the resistance value of MAIN PCB Water-valve pin4 and pin11 of CON3 in Second-water valve like as (Position No: (Position No: main PCB like as below, below? 500A) 619B)
  • Page 40 Freezer-LED Module DoesnÕt work Main PCB F-LED F-DOOR Switch MODULE CON6 Replace Replace Is the voltage between pin 14 Door switch Is the condition of MAIN PCB and pin15 of CON6 like as (Position No: the freezer door switch (Position No: below? 406B) like as below?
  • Page 41 1.Check the Is the voltage between Is the voltage between Check the harness harness pin2 and pin3 of pin 1 and pin2 of open or short and open or short Freezer LED Module replace F LED Freezer LED Module Housing? Housing? Module Pin3 WH Pin2 BK...
  • Page 42 Refrigerator-LED Module DoesnÕt work Main PCB CON6 R-DOOR Switch BL/WH CON5 R-LED MODULE BL/WH CON4 Replace Is the connection loose? Is the condition of Reconnect Door switch the freezer door switch (Position No: like as below? 402A) CON6 Replace Status Tester Is the voltage between pin 14 MAIN PCB...
  • Page 43 Is the voltage between 1.Check the harness Is the voltage between pin 13 Replace pin 1 and pin2 of open or short and 15 of CON6 like as MAIN PCB Refrigerator LED Module 2.replace F LED below? (Position No: Housing? Module 500A) CON6...
  • Page 44 Check the harness Is the voltage between Reconnect Ye s Is the connection loose? open or short pin2 and pin3 of Refrigerator LED Module Housing? CON4 Is the voltage between pin 1 Replace and 3 of CON4 like as below? MAIN PCB (Position No: 500A)
  • Page 45 Poor cooling in the refrigerator compartment Replace MAIN PWB Is the voltage between Reconnect Is the connection loose? MAIN PCB of CON4 pins 2 and pin 3 (Position No: like as below? 500A) pin2 WH Pin3 BK CON3 CON4 Voltage of F-fan Replace Enter the TEST 1 MODE Test Point...
  • Page 46 Does the old-air come out , take steps to PCB as Check the After reset the unit of the top of the main duct? follows for temperature compensation. Damper itself 1. In the case of EBR419564 : Compensate with Jump wire cutting JUMP Temp.
  • Page 47 Over cooling in the refrigerator compartment MAIN PWB Enter the TEST 2 MODE Check the Reconnect Is the connection loose? Does the cold-air coming Damper itself out of the top of the main duct.? CON3 Replace Enter the TEST 1 MODE MAIN PCB Is the voltage between Replace...
  • Page 48 After reset the unit , take steps to PCB as Enter the TEST 3 MODE Replace follows for temperature compensation. MAIN PCB Is the voltage between (Position No: Pins 4 and pin 12 500A) CON3 like as below? 1. In the case of EBR419564 : Compensate with Jump wire cutting CON3 Pin12 BK...
  • Page 49 [NOTE] 2. How To Start Test Mode 1. How To Remove Terminal Position Push the TEST button on the Main PWB, Assurance (TPA) You can start the TEST MODE. * AC TPA TEST BUTTON * DC TPA After measure the values, ∆...
  • Page 50 4. How to check the Fan-Error (1) EBR419564 After sending a signal to the fan, the MICOM checks the BLDC fan motor s lock status. If there is no feedback signal from the BLDC fan, the fan motor stops for 10 seconds and then is powered again for 15 seconds.

  • Page 51: Component Testing Information

    7. COMPONENT TESTING INFORMATION 7-1. Defrost Controller Assembly Function - Controller assembly is consist of 2 kinds of part those are fuse-m and sensor. we can decide part is defect or not when we check the resistance. - Fuse-m can cut off the source when defrost heater operate the unusual high temperature.
  • Page 52 7-2. Sheath Heater Function Sheath heater is a part for defrost. All heating wire is connected to only one line. So we can decide part is defect or not when we check the resistance. How to Measure Set a ohmmeter connect to The 2 housing pin. Measure the 2 pin connected to Sheath Heater.
  • Page 53 7-3. Door Heater Assembly Function The heater is designed to prevent the raising dew from door. How to Measure Standard Test Point Ressult (1) to (2) 2.3 ~ 2.9 ‰ - 53 -...
  • Page 54 7-4. Door Switch Function The switch sense if the door open or close. - When the door open, lamp on. - When the door open, the switch give information to Micom. When the door open, internal contact operate on and off moving plunger of door switch up and down.
  • Page 55 7-5. Solenoid Function - Dispenser solenoid : When customer push the dispenser button, Pull duct door and abstract from ice bank. How to Measure Dispenser Solenoid Standard Dispenser Solenoid Test Points Result 44 ~ 54 Ω (1) to (2) - 55 -...
  • Page 56 7-6. AC Motor ASSEMBLY (Geared Motor & Solenoid) Function The Geared Motor of ac motor assembly advances forward the ice by rotating the ice and The solenoid of ac motor assembly selects one of the cube mode or crush mode. - Cube solenoid : Pulling the stir lip for moving the ice in ice maker system.
  • Page 57 7-7. Damper Function The damper supplies the cold air at freezer room to chillroom by using the damper’s plate. Chillroom is colder than before when damper’s plate is open. When damper’s plate is close, chillroom’s temperature will rise. How to Measure <...
  • Page 58 7-8. Lamp Socket Function The lamp socket connect cover lamp assembly to lamp. The lamp socket fix lamp and unite lamp and cover lamp assembly. The lamp socket supply electric source to lamp also. How to Measure Check the resistance between connector of housing and connector of lamp socket.
  • Page 59 7-9. Water Valve Function - first-Water Valve (in machine room) : supply the water from city water to water filter in refrigerator - second-Water Valve (in door) : supply the water from water filter to icemaker and dispenser How to Measure Dispense Ice Maker...
  • Page 60 8. TROUBLESHOOTING 8-1 COMPRESSOR AND ELECTRIC COMPONENTS (Rated voltage Remove TSD-Starter Power source. ±10%)? from compressor and measure voltage between terminal C of compressor and terminal 5 or 6 of TSD. OLP disconnected? No voltage. Replace OLP. Check connection condition. Reconnect.

  • Page 61: Ptc-Starter

    8-2 TSD AND OLP Normal operation of Separate TSD-Starter Observation value is compressor is from compressor and 115V/60Hz : 6.8Ω±30% impossible or poor. measure resistance between No. 5 and 6 of PTC-Starter with a tester. (Figure 19) Replace TSD- The resistance value Starter.

  • Page 62: Service Diagnosis Chart

    8-3 SERVICE DIAGNOSIS CHART COMPLAINT POINTS TO BE CHECKED REMEDY No Cooling. • Is the power cord unplugged from the outlet? • Plug into the outlet. • Check if the power switch is set to OFF. • Set the switch to ON. •...

  • Page 63: Troubleshooting

    8-4 REFRIGERATION CYCLE Troubleshooting Chart TEMPERATURE STATE OF STATE OF THE CAUSE REMARKS OF THE THE UNIT EVAPORATOR COMPRESSOR PARTIAL Freezer Low flowing sound of A little higher • Refrigerant level is low due LEAKAGE compartment and Refrigerant is heard and than ambient •...
  • Page 64 8-4-2 SEALED SYSTEM DIAGNOSIS “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 None Partial Pattern? Equalization Equalization Test Test Very Fast Very Slow Very Slow Fast Very Fast...

  • Page 65: Operation Principle & Repair Method Of Icemaker

    9. OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER 9-1 OPERATION PRINCIPLE 9-1-1 Operation Principle of IceMaker Power On Start Position • Adjusts EJECTOR to Start Position with power on. Icemaking • Waits until water becomes ICE after starting the Mode icemaking operation.
  • Page 66 9-2 ICE MAKER FUNCTIONS 9-2-1. Icemaking Mode 1. Icemaking refers to the freezing of supplied water in the ice tray. Complete freezing is assured by measuring the temperature of the Tray with Icemaking SENSOR. 2. Icemaking starts after completion of the water fill operation. 3.
  • Page 67 9-2-4 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 the Harvest or Fill mode. 3.
  • Page 68 10. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM 10-1 FUNCTION 101-1 Function 1. When the appliance is plugged in, it is set to 37°F for Refrigerator and 0°F for freezer. You can adjust the Refrigerator and the Freezer control temperature by pressing the ADJUST button. 2.
  • Page 69 10-1-5 Ultra Ice selection Please select this function for quick freezing. • Function is repeat Ultra Ice Icon whenever pressing Ultra Ice button. • Ultra Ice function automatically turns off after a fixed time passes. 10-1-6 Dispenser use selection You can select water or ice. ∗...
  • Page 70 10-1-11 Ice Plus 1. The purpose of this function is to intensify the cooling speed of freezer and to increase the amount of ice. 2. Whenever selection switch is pressed, selection/release, the Icon will turn ON or OFF. 3. If there is a power outage and the refrigerator is powered on again, Ice Plus will be canceled. 4.
  • Page 71 -1-13 Defrosting (removing frost) 1. Defrosting starts each time the COMPRESSOR running time Betwee 7~50 hours. 2. For initial power on or for restoring power, defrosting starts when the compressor running time reaches 4 hours. 3. Defrosting stops if the sensor temperature reaches 46.4°F(8°C) or more. If the sensor doesn’t reach 46.4°F(8°C) in 1 hours, the defrost mode is malfunctioning.
  • Page 72 ERROR CODE on display panel Error Display Error Detection Error Generation Factors Remark Freezer Ref. Category Temperature Temperature Normality Normal operation of None Display Short or Disconnection Freezer Sensor Error of Freezer Sensor Short or Disconnection Refrigerator of Refrigerator Sensor Sensor Error Each Sensor have to check Short or Disconnection...
  • Page 73 10-1-16 TEST Mode 1. The Test mode allows checking the PCB and the function of the product as well as finding out the defective part in case of an error. 2. The test mode is operated by pressing test button at main PCB controller. 3.
  • Page 74 10-2 PCB FUNCTION 10-2-1 Power Circuit The secondary part of the TRANSFORMER is composed of the power supply for the display, the BLDC FAN Motor drive (15.5 V), the relay drive (12 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.
  • Page 75 -2-2 Load / Fan & Open Door Detection Circuit 1. Load Drive Condition Check To measure outputs of the control board, check voltages between the pins for the following components: Circuit Pin Number Pin Number Output Voltage I/Maker Pilot Valve Con3 Pin3 Con3 Pin2 240 Vac...
  • Page 76 2-3. Machine compartment fan Pin8 & 9 of con4 MOTOR OFF 2V or less MOTOR ON 10V~14V 2-4. Icing compartment fan Pin5 & 6 of con4 MOTOR OFF 2V or less MOTOR ON 10V~14V - 76 -...
  • Page 77 3. Open Door Detection Circuit Check Measurement Pin 11 & 12 of con4 Ref.Door Location Freezer/ Pin 5 & 6 of con6 Fre.Door Refrigerator Door Closed Open 10-2-3 Temperature Sensor Circuit The upper circuit reads refrigerator temperature, freezer temperature, Icing sensor temperature and defrost sensor temperature for defrosting and the indoor temperature for compensating for the surrounding temperature into MICOM.
  • Page 78 9-3 RESISTANCE SPECIFICATION OF SENSOR RESISTANCE OF FREEZER/ICING RESISTANCE OF REFRIGERATOR & TEMPERATURE 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...
  • Page 79 10-2-4 Refrigeration Compartment Stepping Motor Damper Circuit A reversible DC motor is used to open and close the damper. To open the damper, push test button once. To close the damper, push test button twice. 10-2-5 Dispenser Drive Circuit Circuit Pin Number Pin Number Output Voltage...
  • Page 80 9-2-6 LED in Refrigerator/Freezer room (Apply for LED Model) (Optional) CON6 Circuit Pin Number Pin Number Output Voltage LED Module Con6 Pin14 Con6 Pin15 12 VDC - 80 -...
  • Page 81 10-3 TROUBLESHOOTING PROBLEM INDICATED BY CHECK CHECKING METHOD CAUSE SOLUTION POWER 1. The whole 1. FREEZER/ Check if POWER SOURCE is Replace Main PWB SOURCE is REFRIGERATOR. FREEZER/REFRIGERA poor. poor. TOR DOOR IS OPEN and check display. 2. If LAMP is dim. Check visually.
  • Page 82 PROBLEM INDICATED BY CHECK CHECKING METHOD CAUSE SOLUTION COOLING is 1. If FREEZER Check is FREEZER Make sure the DOOR poor. REFRIGERATOR TEMPERATURE is TEMPERATURE is too isattached. TEMPERATURE normal. low. is too low. 2. If amount of cool air Make sure that the FAN MOTOR is poor.
  • Page 83 10-4 MAIN PWB ASSEMBLY AND PARTS LIST 10-4-1 Main PWB Assembly EBR419564 CON5 CON4 CON6 CON3 CON2 CON1 - 83 -...
  • Page 84 10-4-2 Dispenser Drive PWB Assembly CON101 CON103 CON102 Display PWB CON4 CON1 CON4 CON2 CON3 Dispenser PWB - 84 -...
  • Page 85 For the replacement parts, accessories and owner s manuals that you need to do-it-yourself. refrigerator is found on the serial plate inside. 795.78773.801 For Sears professional installation of home appliances and items like garage door openers and water heaters. 795.78779.801 All repair parts listed are available 795.78783.801...
  • Page 86 CASE PARTS CAUTION: Use the part number to order part, not the position number. 603B 207B 626A 624D 402A 103B 271A 624C 503E 103A 271B 207A 624A 207C 409D 406D 501F 402A 120A 503D 271C 610B 282G 610B 158A 271D 610A 500A 120B...
  • Page 87 CASE PARTS Loc NO. 787*3(ST) 787*9(WB) Desc 103A 3650JA2061X 3650JA2113N Hanlde, Rear 103B 3650JA2061W 3650JA2113P Hanlde, Rear 103C ACQ55957504 ACQ55957503 Cover Assembly, Lower 105A 5251JA3003D 5251JA3003D Tube Assembly, Drain 106A 4779JJ2001B 4779JJ2001B Leg Assembly, Adjust 120A ADJ36702004 ADJ36702004 Duct Assembly, Multi 120B MCZ54121501 MCZ54121501...
  • Page 88 CASE PARTS Loc NO. 787*3(ST) 787*9(WB) Desc 323B ACG36653801 ACG36653801 Condenser Assembly, Wire 327A 4J03020A 4J03020A Damper, Pipe 328A 4J03020A 4J03020A Damper, Pipe 329A 5901JA1021A 5901JA1021A Fan Assembly 329C ADP36665701 ADP36665701 Fan Assembly 332C AEB36999401 AEB36999401 Grille Assembly, Fan 400A 6615JB2005H 6615JB2005H Controller Assembly...
  • Page 89 FREEZER PARTS CAUTION: Use the part number to order part, not the position number. 131B 131A 136B 250G 250G 237C 203B 203C 136A Loc NO. 787*3(ST) 787*9(WB) Desc 131A MJS42270801 MJS42270801 Tray, Freezer 131B MJS42266201 MJS42266201 Tray, Quick Freezer 136A AJP36764801 AJP36764801 Tray Assembly, Drawer...

  • Page 90: Refrigerator Parts

    REFRIGERATOR PARTS CAUTION: Use the part number to order part, not the position number. 141B 141A 141A 141B 147C 141C 147A 141B 141A 141C 140A 141C 142D 161C 141D 146A* 161B 142B 142A 154A 151B 151A 146E 162B 161A 145E 145D 162A Loc NO.

  • Page 91: Door Parts

    DOOR PARTS CAUTION: Use the part number to order part, not the position number. 241A 241C 241B 230B 230A 231B 233B 233C 231A 233D 233A 234D 234C 212G 234A 234B 241D 241G 241D 241H 241J 243C 243C 262C 262C 241F 243A 244A 243A...
  • Page 92 DOOR PARTS Loc NO. 787*3(ST) 787*9(WB) Desc 200A ADC57512002 ADC57512003 Door Assembly, Freezer (Upper) 200B ADC57512102 ADC57512103 Door Assembly, Freezer (Lower) 201A ADD56733801 ADD56733805 Door Foam Assembly, Freezer (Upper) 201B ADD56733901 ADD56733905 Door Foam Assembly, Freezer (Lower) 203A 4987JA1022X ADX62356402 Gasket, Doo 203B 4987JA1022Y...
  • Page 93 DISPENSER PARTS 278A 278C 402C 278B 276A 275A 278F 405A 278D 500B 276B 501A 279D 279E 279B 280B 280C 281A 279A Loc NO. 787*3(ST) 787*9(WB) Desc 275A 5007JA3006V 5007JA3006V Cap Assembly, Duct 276A 4970JA3011C 4970JA3011C Spring, Lever 276B 4930JA3043A 4930JA3043A Holder, Lever 278A 3017JA2008H...
  • Page 94 ICE MAKER & ICE BANK PARTS 606A 600B 630J 600A 611A 630F 630B 630C 630A 630K 630M 630H 614A 630E 630N 630D 630G 630L Loc NO. 787*3(ST) 787*9(WB) Desc 600A AEQ36756901 AEQ36756901 Ice Maker Assembly, Kit 600B 6500JB1008A 6500JB1008A Sensoe, Temperature 606A 4681JA1006D 4681JA1006D...

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