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Kenmore 795.65002.402 Service Manual

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REFRIGERATOR
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
TM
MODELS:
795.65002.402
795.65004.402
795.65009.402
795.65012.402
795.65014.402
795.65019.402

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  Summary of Contents for Kenmore 795.65002.402

  • Page 1 REFRIGERATOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. MODELS: 795.65002.402 795.65004.402 795.65009.402 795.65012.402 795.65014.402 795.65019.402...
  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ………………………………………………………………. 2 1. SPECIFICATIONS ………………………………………………………………. 3 2. PARTS IDENTIFICATION ………………………………………………………………. 4 3. DISASSEMBLY ………………………………………………………………. 6 4. ADJUSTMENT ………………………………………………………………. 8 5. CIRCUIT DIAGRAM ……………………………………………………………….10 6. TROUBLESHOOTING ……………………………………………………………….12 7. OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER ……………………………………………………………….18 8. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM ……………………………………………………………….22 9.
  • Page 3: Specifications

    1. SPECIFICATIONS 1-1 DISCONNECT POWER CORD BEFORE 1-7 REPLACEMENT PARTS SERVICING Relay.............6749C-0008D IMPORTANT RECONNECT ALL Overload ............6750C-0004S GROUNDING DEVICES Defrost Thermostat........6615JB2005C Defrost Heater......20cu. ft : 5300JB1001D All parts of this appliance capable of conducting electrical .......22cu. ft : 5300JB1100J current are grounded.
  • Page 4: Parts Identification

    2. PARTS IDENTIFICATION Freezer Drawer Model Cool sense Electronic Temperature Control system Dairy Corner Refrigerator Light Refrigerator Shelves Egg Box Modular Snack Pan Door Bin Super Fresh Crisper with Tilt-out Compartment Keeps fruits and Refrigerator vegetable fresh Door Rack and crisp Adjust cube Icemaker Freezer Light...
  • Page 5 Swing Out Freezer Door Model Cool sense Electronic Temperature Control system Dairy Corner Refrigerator Light Refrigerator Shelves Modular Door Bin Snack Pan Super Fresh Crisper with Tilt-out Refrigerator Compartment Door Rack Keeps fruits and vegetable fresh and crisp Ice Maker Freezer Light Ice Bin Freezer Door...
  • Page 6: Disassembly

    3. DISASSEMBLY 3-1 DOOR Freezer Door 1. Loosen the hexagonal bolts attaching the lower hinge to Refrigerator Door the body to remove the refrigerator door only. 1. Remove the hinge cover by pulling it upwards. 2. Loosen the hexagonal bolts attaching the upper hinge to the body and lift the freezer door.
  • Page 7 3-3 FAN AND FAN MOTOR 3-5-1 Refrigerator Compartment Lamp 1. Unplug the power cord from the outlet. 1. Remove the freezer shelf. (If your refrigerator has an icemaker, remove the icemaker first) 2. Remove refrigerator shelves. 2. Remove the grille by pulling it out and by loosening a 3.
  • Page 8: Adjustment

    4. ADJUSTMENT 4-2-3 PTC-Applied Circuit Diagram 4-1 COMPRESSOR Starting Method for the Motor 4-1-1 Role The compressor intakes low temperature and low pressure OVERLOAD PROTECTOR gas from the evaporator of the redrigerator and compresses this gas to high-temperature and high-pressure gas. It then delivers the gas to the condenser.
  • Page 9 4-3 OLP (OVERLOAD PROTECTOR) 4-4 TO REMOVE THE COVER PTC 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 10: Circuit Diagram

    5. CIRCUIT DIAGRAM GY: GRIS/GRAY - 10 -...
  • Page 11: Troubleshooting

    6. TROUBLESHOOTING 6-1 COMPRESSOR AND ELECTRIC COMPONENTS (Reated Voltage Remove PTC-Starter Power Source. ±10%)? from Compressor and measure voltage between T erminal C of Compressor and T erminals 5 or 6 of PTC. OLP disconnected? No Voltage. Replace OLP . Check connection condition.
  • Page 12 6-2 PTC AND OLP Normal operation of Separate PTC-Starter Observation value is Compressor is from Compressor and 115V/60Hz : 6.8 ±30% measure resistance impossible or poor. between No. 5 and 6 of PTC-Starter with a T ester. (Figure 14) Replace PTC- The resistance value Starter.
  • Page 13 6-3 OTHER ELECTRICAL COMPONENTS Not cooling at all Check for open short or Compressor Cause incorrect resistance readings doesn't run. in the following components a. Starting devices Short, open, or broken. Poor contact b. OLP or shorted. Coil open or shorted. c.
  • Page 14: Service Diagnosis Chart

    6-4 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 15 6-5 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 16 General Control of Refrigerating Cycle ITEMS UNIT STANDARDS PURPOSES REMARKS Pipe and Min. Pipe: within 1 hour. T o protect The opening time should be reduced piping system Comp: within 10 minutes. moisture to a half of the standards during rain opening time Drier: within 20 minutes.
  • Page 17: Operation Principle And Repair Method Of Icemaker

    7. OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER 7-1 OPERATION PRINCIPLE 7-1-1 Operation Principle of Icemaker Power On Start Position Adjusts Ejector to Start Position whit power on. Icemaking • Waits until water becomes cold after starting the Mode Icemaking operation. Harvest •...
  • Page 18 7-2 ICEMAKER FUNCTIONS 7-2-1 Start Position 1. After POWER OFF or Power Outage, check the EJECTOR's position with MICOM initialization to restart. 2. How to check if it is in place: - Check HIGH/LOW signals from HALL SENSOR in MICOM PIN. 3.
  • Page 19 7-2-4 Fill/Park Position 1. Once a normal harvest mode has been completed, the water solenoid will be activated. 2. The amount of water is adjusted by pressing the Fill Key repeatedly. This changes the time allowed for fill as illustrated in the table below.
  • Page 20 7-2-5 Function TEST 1. This is a compulsory 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. (If there is an ERROR, it can only be checked in the TEST mode.) 3.
  • Page 21: Description Of Function & Circuit Of Micom

    8. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM 8-1 FUNCTION 8-1-1 Function 1. When the appliance is plugged in, it is set to "4" for Refrigerator and "4" for freezer. You can adjust the Refrigerator and the Freezer control temperature by pressing the ADJUST button. 2.
  • Page 22 8-1-5 Alarm for Open Door 1. This feature sounds a buzzer when the freezer or refrigerator door is not closed within 1 minute after it is opened. 2. One minute after the door is opened, the buzzer sounds three times each for 1/2 seconds. These tones repeat every 30 seconds.
  • Page 23 8-1-8 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 defect is repaired the defect code is removed and regfrigerator returns to normal operation (RESET) 4.
  • Page 24 8-1-10 TEST Mode 1. The T est 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 two buttons at Display panel. 3.
  • Page 25 8-2 PCB FUNCTION 8-2-1 Power Circuit The secondary part of the TRANSFORMER is composed of the power supply for the display, The relay drive (12 Vdc) and the MICOM and IC (5 Vdc). The voltage for each part is as follows: PART VA 1 CE 2...
  • Page 26 8-2-2 Oscillation Circuit This circuit generates the base clock for calculating time and the synchro clock for transmitting data from and to the inside logic elements of the IC1 (MICOM). Be sure to use specific replacement parts, since calculating time by the IC1 may be changed.
  • Page 27 8-2-4 Load / Buzzer Drive & Open Door Detection Circuit 1. Load Drive Condition Check G5SB-14 FREEZER FREEZER DEFROSTING COMP LAMP LOAD TYPE FAN MOTOR FAN MOTOR HEATER (HIG RPM) (LOW RPM) Measurement Location (IC4) NO.11 NO.14 NO.15 NO.12 NO.13 1V or below Condition - 27 -...
  • Page 28 2. Buzzer Drive Condition Check Condition Tone (Ding~Dong~) when the button on Alarm for open door Measure- the display is pushed. (beep-beep-beep) ment Location 0.05 s 0.2 s 0.1 s 0.5 s 0.5 s IC1 ( 2.63 kz (Ding~) 2.21 kz (Dong~) IC1 ( 2.63 kz (Beep~) 3.
  • Page 29 8-2-5 Temperature Sensor Circuit The upper CIRCUIT reads REFRIGERATOR temperature, FREEZER T emperature, 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 CHECK POINT NORMAL (-30°C ~ 50°C)
  • Page 30 8-2-6 Refrigeration Compartment Stepping Motor Damper Circuit * The circuit shown below is the damper circuit to regulate the refrigerator temperature. -30 -...
  • Page 31 8-2-7 Temperature Compensation & Overcooling/Undercooling Compensation Circuit 1. Refrigerator Temperature Compensation T able of T emperature Compensation by adjusting the Refrigerator resistance (difference from the current temperature) Resistance Temperature Remark e.g., If the refrigerator compensation resistance (RCR) Compensation (RCR) is changed from 10K (the current resistance) to 18K (the adjustment resistance), the temperature 180 K +2.5 °C...
  • Page 32 8-2-8 Key Button Input & Display Light-On Circuit The circuit shown above determines whether a function control key on the operation display is pushed. It also turns on the corresponding function indication LED DISPLAY . The drive type is the scan type. 150J - 32 -...
  • Page 33 8-3 RESISTANCE SPECIFICATION OF SENSOR TEMPERATURE DETECTED RESISTANCE OF FREEZER RESISTANCE OF REFRIGERATOR & BY SENSOR SENSOR DEFROST SENSOR & ROOM SENSOR - 20 °C 22.3 K 77 K - 15 °C 16.9 K 60 K - 10 °C 13.0 K 47.3 K - 5 °C 10.1 K...
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  • Page 35 - 35 -...
  • Page 36 8-5 MAIN PWB ASSEMBLY AND PARTS LIST 8-5-1 Main PWB Assembly - 36 -...
  • Page 37 8-5-2 Replacement Parts List -37 -...
  • Page 38 8-5-3 PWB Assembly, Display, And Parts List -38 -...
  • Page 39 8-6 PWB DIAGRAM 8-6-1 PWB Main Assembly G5S-1A - 39 -...
  • Page 40 - 40 -...
  • Page 41 REPAIR PARTS LIST LISTE DE PIÈCES POUR REPARATION The model number of your MODELS No. refrigerator is found on the serial Your Home plate inside. In USA for repair- in your home- of all major brand appliances, 65002 lawn and garden equipment, or heating and cooling systems, no matter who made it, no matter who sold it! All repair parts listed are available In Canada, for repair in your home of all major brand...
  • Page 42: Exploded View & Replacement Parts List

    #EV# 9. EXPLODED VIEW & REPLACEMENT PARTS LIST CASE PARTS Caution: Use the part number to order part, not the position number. 103B 281A 281B 103A 410A 409D 406B 503G 501F 282E 503F 282F 903D 503D 410G 623H 145A 610A 503C 501A 409C...
  • Page 43 #EV# FREEZER PARTS CAUTION: Use the part number to order part, not the position number. 131A 125A 282X 149A 136C - 43 -...
  • Page 44 #EV# REFRIGERATOR PARTS CAUTION: Use the part number to order part, not the position number. 140D 143A 143B 143E 140E 140B 140D 143F 140E 142D 140B 142E 103E 128A 170A 128B 103E 167B 103E 154A 151A 155B 103E 151A 151C - 44 -...
  • Page 45: Door Parts

    #EV# DOOR PARTS CAUTION: Use the part number to order part, not the position number. 230A 241A 233A 286A 231A 241B 212G 281E 212J 241C 244E 241E 212F 212A 212F 286A 241D 212J 243A 700B 262E 205D 200A 286A 203A 201A 282Z 244P...
  • Page 46 795.65002.402 #EV# Loc No. Part No. Description Loc No. Part No. Description 103A 3650JJ2003E Handle,Rear 283B 4775JJ2007B Hinge Assembly,Lower 103B 3650JJ2003A Handle,Rear 283D 4774JJ2002A Hinge,Lower 103C 3551JJ1015A Cover Assembly,Lower 283F MJB36873201 Stopper,Door 103E 5218JJ3001A Rail,Slide 284B 3550JA3120A Cover,Connector 105A 5251JA3003B Tube Assembly,Drain...
  • Page 47 #EV# 795.65004.402 Loc No. Part No. Description Loc No. Part No. Description 103A 3650JJ2003F Handle,Rear 283B 4775JJ2007B Hinge Assembly,Lower 103B 3650JJ2003B Handle,Rear 283D 4774JJ2002A Hinge,Lower 103C 3551JJ1015C Cover Assembly,Lower 283F MJB36873201 Stopper,Door 103E 5218JJ3001A Rail,Slide 284B 3550JA3120A Cover,Connector 105A 5251JA3003B Tube Assembly,Drain 284D 1STZJA3004K Screw,Customized 105F 5070JJ3002A Skirt,Lower...
  • Page 48 #EV# 795.65009.402 Loc No. Part No. Description Loc No. Part No. Description 103A 3650JJ2003M Handle,Rear 283B 4775JJ2007B Hinge Assembly,Lower 103B 3650JJ2003L Handle,Rear 283D 4774JJ2002A Hinge,Lower 103C 3551JJ1015E Cover Assembly,Lower 283F MJB36873202 Stopper,Door 103E 5218JJ3001A Rail,Slide 284B 3550JA3120A Cover,Connector 105A 5251JA3003B Tube Assembly,Drain 284D 1STZJA3004K Screw,Customized 105F 5070JJ3002A Skirt,Lower...
  • Page 49 795.65012.402 #EV# Loc No. Part No. Description Loc No. Part No. Description 103A 3650JJ2003E Handle,Rear 282X 5006JJ3010A Cap,Handle 103B 3650JJ2003A Handle,Rear 282Z 5006JJ3010A Cap,Handle 103C 3551JJ1015A Cover Assembly,Lower 283B 4775JJ2007B Hinge Assembly,Lower 103E 5218JJ3001A Rail,Slide 283D 4774JJ2002A Hinge,Lower 105A 5251JA3003B Tube Assembly,Drain 283F MJB36873201 Stopper,Door 105F 5070JJ3002A...
  • Page 50 795.65014.402 #EV# Loc No. Part No. Description Loc No. Part No. Description 103A 3650JJ2003F Handle,Rear 282X 5006JJ3010A Cap,Handle 103B 3650JJ2003B Handle,Rear 282Z 5006JJ3010B Cap,Handle 103C 3551JJ1015C Cover Assembly,Lower 283B 4775JJ2007B Hinge Assembly,Lower 103E 5218JJ3001A Rail,Slide 283D 4774JJ2002A Hinge,Lower 105A 5251JA3003B Tube Assembly,Drain 283F MJB36873201 Stopper,Door 105F...
  • Page 51 #EV# 795.65019.402 Loc No. Part No. Description Loc No. Part No. Description 103A 3650JJ2003M Handle,Rear 282X 5006JJ3010A Cap,Handle 103B 3650JJ2003L Handle,Rear 282Z 5006JJ3010C Cap,Handle 103C 3551JJ1015E Cover Assembly,Lower 283B 4775JJ2007B Hinge Assembly,Lower 103E 5218JJ3001A Rail,Slide 283D 4774JJ2002A Hinge,Lower 105A 5251JA3003B Tube Assembly,Drain 283F MJB36873202 Stopper,Door 105F...