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Kenmore 795. 72062.21 series, Service Manual

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Kenmore 795. 72062.21 series Service Manual Download Page 11

- 11 -

3-7 MULTI DUCT

3-6-3 Cap Duct LED LAMP(Bottom)

1. Unplug refrigerator power cord from electric outlet.
2. Open the refrigerator door to need diassembly.
3. Put flat screwdriver into service hole, remove the cover

of cap duct LED LAMP.

5. Replace LED assembly.

6. Assembly the cover in reverse order.

4. Remove the LED assembly from connector.

1. Remove 2 screws and guide rail.

2. Remove the upper and lower Caps by using a flat

screwdriver and remove 2 screws as shown figure.

3. Disconnect the lead wire on the bottom position

4. Grip both side of multi duct, pull it out.

Summary of Contents for 795. 72062.21 series

Page 1: ...CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL REFRIGERATOR SERVICE MANUAL P No MFL62188066 Model s 795 72063 11 795 72062 21 ...

Page 2: ...D 19 FAN AND FAN MOTOR DISASSEMBLY METHOD 19 CAUTION SEALED SYSTEM REPAIR 20 3 WAY VALVE SERVICE SERVICE 20 DID DISASSEMBLY 4 ADJUSTMENT 21 5 CIRCUIT DIAGRAM 22 6 TROUBLESHOOTINTG 23 24 7 PCB PICTURE 25 26 8 TROUBLESHOOTING WITH ERROR DISPLAY 27 38 9 TROUBLESHOOTING WITHOUT ERROR DISPLAY 39 47 10 REFERENCE 48 51 11 COMPONENT TESTING INFORMATION 52 61 12 TRBOUBLESHOOTING 62 74 13 ICEMAKER OPERATING...

Page 3: ...Fan Motor EAU60694510 R Evaporator Fan Motor EAU36179305 Capacitor Running EAE58905704 Compressor Hi Side TCA35271201 R Evaporator Lo Side ADL73341401 F Evaporator Lo Side ADL73341301 Conderser ACG72915206 Dryer 5851JA2008W Condenser Fan Motor EAU61505101 Temperature Control ACQ85571105 ST Main Control EBR73093603 Ice Fan Motor EAU60694511 31cu ft 795 72063 11 1 8 AIR FLOW CIRCULATION D AIR 1 3 EL...

Page 4: ...l 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 36 1 4 in 33 3 4 in 29 1 2 in 48 1 8 in 68 3 4 in 70 1 4 in 35 3 4 in 40 in 44 1 4 in Description 795 7206 ...

Page 5: ...ver N Articulating Mullion O Air Filter P Airtight Crisper Q Kenmore Connect R Push Button S Homebar Door T Humidity Controlled Crisper H Temperature Controlled Pantry Drawer I Pullout Drawer Top J Use this page to become more familiar with the parts and features of your refrigerator Page references are included for your convenience NOTE This guide covers several different models The refrigerator ...

Page 6: ... not shown on the front underside of the cover 2 Lift up the cover Remove the cover Pull out the tube 3 Disconnect all the wire harnesses 4 Remove the grounding screw 5 Rotate hinge lever 6 counterclockwise Lift the top hinge 7 free of the hinge lever latch 8 IMPORTANT When lifting the hinge free of the latch be careful that the door does not fall forward Lift the door from the middle hinge pin an...

Page 7: ... Door Gasket Removal 2 Lift mullion up carefully 3 Disconnect wire harness Door Gasket Replacement 1 Insert gasket into channel Insert and press gasket into channels at doorliner 2 Insert mullion into channel Insert the mullion into channel at door as shown below Mullion Replacement 1 Connect wire harness 3 Assemble 2 screws Gasket Gasket Channel ...

Page 8: ...ust the height To the right to raise or to the left to lower the height On the other hand The Right refrigerator door does not have an adjustable nut If the space between your doors is uneven follow the instructions below to align the Right door 1 With one hand lift up the Right door you want to raise at middle hinge 2 With other hand use pliers to insert snap ring as shown 3 Insert additional sna...

Page 9: ...f the Evaporator and senses its temperature At 46F 8 C it turns the Defrost Heater off Fuse M is a safety device for preventing over heating of the Heater when defrosting 1 Pull the Multi Duct Figure 1 2 Separate the connector with the Defrost Control assembly and replace the Defrost Control assembly after cutting the Tie Wrap Figure 2 Defrost Control assembly consists of Defrost Sensor and FUSE M...

Page 10: ... to remove the cover lamp 5 To remove the LED Assembly open the Hook part to pull it out as shown in the following picture Cover lamp Case lamp LED Assembly 3 To remove the case lamp and cover lamp release another 2 screws as following picture 3 6 2 Refrigerator Light Side 1 Unplug refrigerator power cord from electric outlet 2 Put flat screwdriver into sevice hole and remove cover of refrigerator...

Page 11: ...to service hole remove the cover of cap duct LED LAMP 5 Replace LED assembly 6 Assembly the cover in reverse order 4 Remove the LED assembly from connector 1 Remove 2 screws and guide rail 2 Remove the upper and lower Caps by using a flat screwdriver and remove 2 screws as shown figure 3 Disconnect the lead wire on the bottom position 4 Grip both side of multi duct pull it out ...

Page 12: ...reverse order of removal WARNING Unplug the refrigerator before removing the control board PCB Cover 3 10 DISPENSER COVER DISASSEMBLY 1 Disconnect funnel by pulling down and forward 3 Hold the bottom side of the dispenser cover assembly as shown in the picture and pull and remove it CAUTION When replacing the dispenser cover be careful that the lead wire in not exposed and the water tube is not pi...

Page 13: ... of removal 3 15 CAP DUCT MOTOR REPLACEMENT 1 Separate the Housing of Cap Duct Motor 2 Remove 3 screws to disassemble the motor 13 3 11 DISPLAY PCB REPLACEMENT 1 Remove the dispenser cover and replace PCB with dispenser cover 2 Follow the steps in the pictures 3 12 FUNNEL REPLACEMENT 1 Remove 2 screws 2 Disconnect the wire harness 3 Replace the reverse order of removal 3 When assembling a new Moto...

Page 14: ...lacement 1 Remove four screws marked in the picture below 2 Grasp the bottom of motor cover assembly and pull it out slowly to remove 3 Disconnect wire harness from wall of compartment In door motor CAUTION Make sure that the wire harness shown below is positioned properly in the clips on the back of the cover and taped in place If this harness is loose it will not allow the motor housung assembly...

Page 15: ...Lift the lower part slightly 3 19 HOW TO PLACE ICE BIN IN POSITION 1 Insert the Ice Bin slightly tilting it to avoid touching the Icemaker Especially Ice Detecting Sensor Note Before remove ice bin put on clean golves for keeping clean ice bin 2 1 3 Take the Ice Bin out slowly ...

Page 16: ...ails out to the full extension and insert the insert the back of the tray into both rails Then set the front of the tray into the rail and push it until you hear it click into place Middle Drawer 1 To remove the middle drawer Pull the drawer out to full extension Lift the front of the drawer up then pull it straight out 2 To install slightly tilt up the front and insert the drawer into the frame a...

Page 17: ... Step 3 Remove the two screws from the guide rails one from each side Step 4 Removal of the freezer door is done by l ifting clear of the rail support Fully extend both rails Step 5 Remove only 1 screw of gearice and disassemble the bar and gearice Step 6 Remove 2 screws of both side of supporter covers tv and disassemble the supporter cover tv ...

Page 18: ... Assemble a bar and gear ice with screw Push the otherside of the gear to inside of the bar Step 5 The rail system will 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 freezer door by inserting the rail tabs into the guide rail Assemble them like as pictures Step 7 Reinstall the two screws into the guide rails on...

Page 19: ...alve to catch any water that may come out Pull out the clip and press the collet to separte the water line from the valve Mechanical Cover Housing MOTOR COVER 2 Pull and separate the FAN ASSEMBLY and MOTOR turning counterclockwise based on the MOTOR SHAFT FAN ASSEMBLY MOTOR The assembly is in the reverse order of the disassembly and take special care for the following details 1 Be careful not to b...

Page 20: ...aporator The 3 way valve has plastic parts inside so always wrap it with a wet cloth before servicing when using a torch 1 Always replace the 3 way valve if there is a leak at any one of the 3 tubes coming from it 2 Service in replacement of valve valve failure Perform service in the same method as above Note To service sealed system follow the directions in 3 24 and 3 25 above Then service is the...

Page 21: ...stment 1 To remove the Door Baskets simply lifts the Door Baskets up and pulls straight out 2 To replace the Door Baskets slides it in above the desired support and push down until it snaps into place NOTE Some Door Baskets may vary in appearance and will only fit in one location 3 26 3 DOOR BASKET OF HOME BAR The Door Baskets of Homebar are removable for easy cleaning and adjustment 1 To remove t...

Page 22: ...e the Cover Front simply lifts the basket doorr up and pulls slopingly out 2 Remove two screws of The Cover Front and pull slopingly straight out NOTE To replace the Cover Front and basket door Slide them in above desired support and push down until them snaps into place 1 Remove three Screws on the Top of Frame Door 2 Pull Frame Door up and out ...

Page 23: ... REINSTALL THE DOOR FOAM ASSEMBLY REFRIGERATOR 1 Remove the Screw of Right Hinge Cover 2 Remove two Wire connectors 3 Rotate the hinge lever clockwise 5 Pull THE DOOR FOAM ASSEMBLY REFRIGERATOR up and out 4 Separate the Home Bar ...

Page 24: ...O REMOVE FRAME DOOR SWITCH OF DOOR FOAM 1 Remove screws on hinge assebmbly Upper 2 Separate the Cap decor on the frame door 4 Remove a wire connector for change 3 Press the hook of door switch Then pushes it outward ...

Page 25: ...move the screw located on the top of hinge 2 Remove the cap hinge upper 4 Pull out the bar thought the top hinge 3 Remove the bar by pushing it up from the bottom through the SVC hole bottom hinge Cap Hinge Upper 5 Separate the Cover Bar SVC Hole ...

Page 26: ...e and over current 2 Do not drop or handle carelessly 3 Keep away from any liquid If liquid such as oil or water enters the Cover PTC Compressor may fail due to breakdown of their insulating capabilities 4 Always use the Parts 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...

Page 27: ... 27 5 CIRCUIT DIAGRAM ...

Page 28: ...or Error Er HS Short or Disconnection Of Humidity 7 Icing Sensor Error Er IS Short or disconnection of the sensor about Ice maker Icing sensor Ice maker sensor 8 Pantry sensor error Er SS Short or Disconnection of Pantry Sensor 12 Freezer Defrosting Error F dH Even though it is passed 80Minute since then Defrosting If Defrosting sensor is not Over 40 F 5 C it is caused Temperature Fuse Disconnecti...

Page 29: ...C FAN Motor for Mechanic Room Er CF It is caused when feedback signal isn t over 65 seconds during BLDC FAN motor operating Poor BLDC Motor connection DRIVE IC and TR 18 Communication Error Er CO Communication Error between Micom of Main PCB and Display Micom Poor Communication connection Poor TR of Transmitter and Receiver Tx Rx between display and main board 16 Abnormality of BLDC FAN MOTOR For ...

Page 30: ... 30 7 PCB Picture 7 1 Main PCB P No MFG EBR730936 2011 01 Picture CON2 CON3 CON1 CON5 CON6 CON7 ...

Page 31: ... 31 7 2 Display PCB Sub PCB P No Display PCB EBR73330702 2011 03 30 Sub PCB EBR60070710 2011 01 Picture CON104 CON102 CON105 CON101 CON103 ...

Page 32: ...oting With Error Display 8 1 Freezer Sensor Error Er FS No 1 2 Checking flow Check for a loose connection Check the Blue White to Blue White Result SVC Action CON7 Temperature table 1 1 To 2 22 F 30 C 13 F 25 C 4 F 20 C 5 F 15 C 14 F 10 C 23 F 5 C 32 F 0 C Result 40 30 23 17 13 10 8 The sensor is determined by the temperature For example 23 indicates 4 F ...

Page 33: ...sult SVC Action 8 2 Refrigerator Sensor Error Er rS No 1 2 Checking flow Check for a loose connection Check the White to White Result SVC Action Temperature table 2 1 To 2 23 F 5 C 32 F 0 C 41 F 5 C 50 F 10 C 59 F 15 C Result 38 30 24 19 5 16 The sensor is determined by the temperature For example 30 indicates 32 F CON7 ...

Page 34: ...d resistance Table 1 Result SVC Action No 1 2 Checking flow Check for a loose connection Check the Blue to Blue Result SVC Action Temperature table 1 1 To 2 22 F 30 C 13 F 25 C 4 F 20 C 5 F 15 C 14 F 10 C 23 F 5 C 32 F 0 C Result 40 30 23 17 13 10 8 The sensor is determined by the temperature For example 23 indicates 4 F CON5 ...

Page 35: ...tion 8 4 Defrost Sensor Error F dS No 1 2 Checking flow Check for a loose connection Check the Orange to Orange Result SVC Action Check the Brown to Brown Temperature table 3 1 To 2 23 F 5 C 32 F 0 C 41 F 5 C 50 F 10 C 59 F 15 C Result 38 30 24 19 5 16 The sensor is determined by the temperature For example 24 indicates 41 F CON7 ...

Page 36: ...ction 8 5 Defrost Sensor Error R dS No 1 2 Checking flow Check for a loose connection Check the Orange to Orange Result SVC Action Check the Gray to Gray Temperature table 3 1 To 2 23 F 5 C 32 F 0 C 41 F 5 C 50 F 10 C 59 F 15 C Result 38 30 24 19 5 16 The sensor is determined by the temperature For example 24 indicates 41 F CON7 ...

Page 37: ...Checking flow Check the Door gasket Check the Defrost control part 3 Input Test 3 Mode Push the button 3 times 4 Check the Blue to Orange Result SVC Action Fuse M Defrost Heater Defrost Sensor 5 Release the test mode push the button 1 times normal CON3 CON3 Result 112 116 V 0 V SVC Action Go to the 5 Replace Main PCB 6 Check the Blue to Orange Result 0 V 112 116 V SVC Action Explain to customer Re...

Page 38: ...Checking flow Check the Door gasket Check the Defrost control part 3 Input Test 3 Mode Push the button 3 times 4 Check the Blue to Yellow Result SVC Action Fuse M Defrost Heater Defrost Sensor 5 Release the test mode push the button 1 times normal CON3 CON3 Result 112 116 V 0 V SVC Action Go to the 5 Replace Main PCB 6 Check the Blue to Yellow Result 0 V 112 116 V SVC Action Explain to customer Re...

Page 39: ...tton 1 time Open the freezer door and Check the air flow While an error code is being displayed the fan dosen t work 4 Check the Fan motor voltage Result SVC Action Below 12 V 0 or 5 V 1 2 1 3 Change the PCB Change the motor Point Result SVC Action CON6 3 2 1 Status No windy Windy SVC Action Go to 3 Go to 4 ...

Page 40: ... an error code is being displayed the fan dosen t work 3 Check the Fan motor Rotate fan using your hand It feel sticky change the motor cause of ice or rust inside of motor 4 Check the Fan motor voltage Result SVC Action Below 12 V 0 or 5 V 1 2 1 3 Change the PCB Change the motor Point Result SVC Action Status No windy Windy SVC Action Go to 3 Go to 4 CON7 3 2 1 ...

Page 41: ...oor and Check the air flow While an error code is being displayed the fan dosen t work 3 Check the Connector Frozen caused the PCB short Result SVC Action Status No windy Windy SVC Action Go to the 3 4 Go to the 5 4 Check the Fan motor voltage Below 9 V 0 or 5 V 1 2 1 3 Change the PCB Change the motor Point Result SVC Action CON7 3 2 1 ...

Page 42: ... error code is being displayed the fan dosen t work 3 Check the Fan motor and surrounding Rotate fan using your hand It feel sticky change the motor Result SVC Action 4 Check the Fan motor voltage Status No windy Windy SVC Action Check motor Go to the 4 Below 10 V 0 or 5 V 1 2 1 3 Change the PCB Change the motor Point Result SVC Action CON7 3 2 1 ...

Page 43: ...6 Check the White Red to White Black CON5 CON5 CON101 3 Check the Orange to White Red Result 0 or 5 V Other SVC Action Change the Display PCB Go to the 4 4 Check the White Black to White Red Result 0 or 5 V Other SVC Action Change the Main PCB Go to the 5 Result 0 or 5 V Other SVC Action Change the Display PCB Go to the 6 Result 0 or 5 V Other SVC Action Change the Main PCB Explain to customer CON...

Page 44: ...W 4 Check the resistance value CON1 Ice Maker Geared Motor Dispenser Motor 2 1 3 4 Pushing Not pushing 112 115 V Other 0 2 V Other Go to the 3 Change PCB Go to the 3 Change PCB Lever s w Result SVC Action Pushing Not pushing 9 12 V Other 0 2 V Other Go to the 4 Change PCB Go to the 4 Change PCB Lever s w Result SVC Action 1 to 2 3 to 4 31 1 42 1 Ω Other 9 9 12 1 Ω Other Explain Replace Geared Moto...

Page 45: ...stance value CON1 Ice Maker Geared Motor Dispenser Motor 2 1 3 4 Pushing Not pushing 112 115 V Other 0 2 V Other Go to the 3 Change PCB Go to the 3 Change PCB Lever s w Result SVC Action Pushing Not pushing 9 12 V Other 0 2 V Other Go to the 4 Change PCB Go to the 4 Change PCB Lever s w Result SVC Action 1 to 2 3 to 4 31 1 42 1 Ω Other 9 9 12 1 Ω Other Explain Replace Geared Motor Explain Replace ...

Page 46: ...ushing 112 115 V Other 0 2 V Other Go to the 3 Change PCB Go to the 3 Change PCB Lever s w Result SVC Action 1 to 2 3 to 4 360 420Ω Other 360 420Ω Other Explain Replace Water Valve Explain Replace Water Valve Point Result SVC Action 1 2 Dispenser Ice Maker CON2 CON2 2 Check the Purple to White While pushing the lever S W Pushing Not pushing 112 115 V Other 0 2 V Other Go to the 4 Change PCB Go to ...

Page 47: ...osed Open 0 2 V Other 12 V Other Explain to customer Change the Door S W Explain to customer Change the LED Lamp Status Result SVC Action Normal Push S W 0Ω not Infinity Other Go to the 3 Change door S W Go to the 3 Change door S W Status Result SVC Action Normal 12 V Other Go to the 4 Change the PCB Status Result SVC Action Normal 12 V Other Go to the 5 Change the LED Lamp Status Result SVC Actio...

Page 48: ...losed Open 0 2 V Other 12 V Other Explain to customer Change the Door Switch Explain to customer Change the LED Lamp Status Result SVC Action Normal Push S W 0Ω Other Infinity Other Go to the 3 Change door Switch Go to the 3 Change door Switch Status Result SVC Action Normal 12 V Other Go to the 4 Change the PCB Status Result SVC Action Normal 12 V Other Go to the 5 Change the LED Lamp Status Resu...

Page 49: ...d The sensor is determined by the temperature For example 30 indicates 32 F Result SVC Action CON7 Temperature 23 F 5 C 32 F 0 C 41 F 5 C 50 F 10 C 59 F 15 C Result 38 30 24 19 5 16 Status Windy No windy SVC Action Go to the 4 Check the R Fan motor Check the damper Go to the 6 5 Check the air temperature Cold or not Status Cold Not cold SVC Action Explain to customer Check the Compressor And seale...

Page 50: ... 50 No Checking flow Result SVC Action 6 Check the R Fan motor voltage Below 12 V 0 or 5 V 1 2 1 3 Change the PCB Change the motor Point Result SVC Action CON6 3 2 1 ...

Page 51: ...our hand The sensor is determined by the temperature For example 23 indicates 4 F Result SVC Action CON7 Status Windy No windy SVC Action Go to the 4 Check the F Fan motor 4 Check the air temperature Cold or not Status Cold Not cold SVC Action Explain to customer Check the Compressor And sealed system 1 To 2 22 F 30 C 13 F 25 C 4 F 20 C 5 F 15 C 14 F 10 C 23 F 5 C 32 F 0 C Result 40 30 23 17 13 10...

Page 52: ...nd It feel sticky change the motor cause of ice or rust inside of motor 7 Check the Fan motor voltage Result SVC Action Below 12 V 0 or 5 V 1 2 1 3 Change the PCB Change the motor Point Result SVC Action Sticky Motor Change the motor Point Result SVC Action CON7 3 2 1 ...

Page 53: ...w to make TEST MODE If you push the test button on the Main PCB the refrigerator will be enter the TEST MODE 2 How to remove Terminal Position Assurance TPA 1 time Comp Damper All FAN on All things displayed 2 times Damper closed 22 22 displayed 3 times Forced defrost mode 33 33 displayed Main PCB AC TPA DC TPA ...

Page 54: ...3 F 5 C 32 F 0 C 41 F 5 C 50 F 10 C 59 F 15 C 68 F 20 C 77 F 25 C 86 F 30 C 95 F 35 C 104 F 40 C RESISTANCE 73 29 53 63 39 66 29 62 22 33 16 99 13 05 10 10 7 88 6 19 4 91 3 91 3 14 2 54 2 07 1 69 1 39 VOLTAGE 4 09 V 3 84 V 3 55 V 3 23 V 2 89 V 2 56 V 2 23 V 1 92 V 1 63 V 1 38 V 1 16 V 0 97 V 0 81 V 0 67 V 0 56 V 0 47 V 0 39 V ...

Page 55: ...23 F 5 C 32 F 0 C 41 F 5 C 50 F 10 C 59 F 15 C 68 F 20 C 77 F 25 C 86 F 30 C 95 F 35 C 104 F 40 C RESISTANCE 225 1 169 8 129 3 99 30 76 96 60 13 47 34 37 55 30 24 13 19 53 15 91 13 03 10 74 8 89 7 40 6 20 VOLTAGE 4 48 V 4 33 V 4 16 V 3 95 V 3 734 V 3 487 V 3 22 V 2 95 V 2 67 V 2 40 V 2 14 V 1 89 V 1 64 V 1 45 V 1 27 V 1 10 V 0 96 V ...

Page 56: ...lfunction this process is repeated 3 times If the fan motor is determined to be defective an error code will be shown in the display for 30 minutes At this point the process will be repeated until the fan motor operates normally If normal operation is achieved the error display disappears and the MICOM is resets automatically No signal Error Display 15s 10s 15s 10s 15s Normal drive No signal Repea...

Page 57: ...er pins to 2 housing pins Measure the pins connected to Fuse M If the ohmmeter indicates below 0 1ohm fuse m is on a good condition Infinitive resistance value implies Fuse M is disconnected How to Measure Sensor Set an ohmmeter to The 2 housing pins Measure the pins connected to Sensor th h t i di t ß t If the ohmmeter indicates 11at room temperature sensor is not defective When check the ohm at ...

Page 58: ...t when we check the resistance How to Measure Set a ohmmeter connect to The housing pins Measure the pins connected to Sheath Heater If the ohmmeter indicates V øV Watt R is on a good condition ex watt 350W voltage 115V R 115 ø115 350 38Ω Infinitive value implies sheath heater is disconnected Standard Sheath heater at all temperature Test Point 1 to 2 Ressult 41 8 46 2 ...

Page 59: ... not when we check the resistance How to Measure Set a ohmmeter connect to The housing pins Measure the pins connected to Sheath Heater If the ohmmeter indicates V øV Watt R is on a good condition ex watt 350W voltage 115V R 115 ø115 350 38Ω Infinitive value implies sheath heater is disconnected Standard Sheath heater at all temperature Test Point 1 to 2 Ressult 78 6 86 8 ...

Page 60: ... 60 1 2 3 4 5 6 7 8 9 11 3 Door Heater Assembly Function The heater is designed for anti dew on the door How to Measure Standard Test Point 1 to 2 Ressult 2 3 2 9Ω ...

Page 61: ...d and protruded then function of refrigerator is operated or stoped How to Measure Switch Freezer Switch Refrigerator Check the resistance between connectors 1 2 and 3 4 It means check whether or not applying an electric current If there is resistance it means the switch not inferiority Standard Beep Beep Multimeter beep Switch F R Nomal Beep or 0Ω Push the button Plunger None Ω Button Plunger 1 2...

Page 62: ...n Dispenser DC Motor When customer pushes the dispenser button It pulls duct door of dispenser internal and ice dispense from ice bank How to Measure Standard Dispenser DC Motor Dispenser DC Motor Test Points 1 to 2 Result 9 9 12 1Ω 1 2 ...

Page 63: ...noid Test Points 1 to 3 Result 31 1 42 09Ω Take out the male connector from female connector Measure the resistance between 1 and 2 Check the resistance between connectors In door motor 1 2 and In door motor 1 3 It means that check electric current is flowing If there is resistance geared motor or solenoid is normal 1 2 3 1 1 2 Take out the male connector from female connector Measure the resistan...

Page 64: ...lroom temperature will rise How to Measure Damper Circuit extension Check the Standard Damper Test Points Red and Yellow Result 373 456Ω Test Points Blue and White Result 373 456Ω Check the resistance between connectors 1 3 and 2 4 It means that check electric current is flowing If there is resistance damper is normal 1 Blue 1 Blue 2 Red 3 White 3 White 1 3 Check the 2 4 Check the 1 3 3 Yellow ...

Page 65: ...te lamp and cover lamp assembly The lamp socket supply electric source to lamp also How to Measure Standard Check the resistance between connectors of housing and lamp socket It means that check electric current is flowing If there is resistance lamp socket is normal Test Points 1 to 2 and 3 to 4 Result 0Ω 1 2 3 4 ...

Page 66: ...ensor Function Flow Sensor in machine room measure the water quantity from city water to water filter in refrigerator How to Measure Standard Flow Sensor in machine room Test Points Red wire to Black wire Result 4 30Ω ...

Page 67: ...ink2 LED blink6 Reset Reset Reset Reset LED blink 1 LED blink 7 Replace Driver PCB Comp Check Replace Driver PCB LED blink 5 LED blink2 Heavy Repair Heavy Repair Comp Work Comp Check Replace Comp Comp Work Comp Check Harness Check Leakage Recheck Reset LED blink6 Heavy Repair Heavy Repair Recheck Replace Driver PCB Comp Work Comp Check Refrigerant leak IPM output 80V 20 Refrigerant leak Recheck Fi...

Page 68: ...12 1 Check A There is PC Board located in the PCB case The control driver is PC board for the compressor This step shows the source voltage of the driver PC board Step1 Open PCB Cover Step2 Check Driver PCB ...

Page 69: ...ssor is receiving voltage from IPM In order to determine whether the compressor is operating normally check the output voltage during the refrigeration cycle After initial power up when the compressor begins to operate wait 10 minutes before checking The compressor is operating normally if the voltage is greater than 80V IPM Output check ...

Page 70: ...roke Trip Check B2 Compressor Doesn t work Y N Compressor Works Intermittently Capacitor Spec Check C Compressor Damage Check C Replace Capacitor Replace Compressor N N Reset Power Stroke Trip Occur Y Repeat Check Procedure Harness Connecting Check C Fix Harness N N Cycle Check E Fix Cycle Replace Driver PCB OK NG Purpose Prevent abnormally long piston strokes Case 1 If compressor doesn t work and...

Page 71: ... off and tries to restart within 2 5 minutes B4 LED blinks six times then repeats Current Trip A E Inverters Blink Blink Blink Blink Blink Blink OFF Protection logic Check B Blink 6 time Current Trip Check B4 Compressor Intermittently works Y Capacitor Spec Check C2 Compressor Damage Check C3 Replace Capacitor Replace Compressor NG NG Reset Power Y Current trip Occur Y Repeat Check Procedure IPM C...

Page 72: ...ck B5 Compressor Doesn t work Y N Repeat Check Procedure Replace Drive PCB N Y Check IPM visual inspection turn off Short Test Point A Power Reset Compressor Damage Check C3 Replace Compressor NG Y Modify Purpose Prevent high current due to IPM Short Cause Damaged IPM Dead Short Test for a dead short at Point A with a VOM Logic Compressor is forced off and tries to restart in 20 seconds A ...

Page 73: ...m Replace Compressor Problem B D Check wiring to compressor Y N N Y Y Y N N Check Compressor terminals Harness Problem Y N Y Measure the resistance at each point except point C Dead short check measure the resistance between power line in compressor and earth ground in refrigerator Inf Ohm Dead short check P C Multi Tester Resistance FC75LBNA Co Po N C Capacitor Spec 450V 18μ F 5 Po Power Co Commo...

Page 74: ...ow out with the refrigerant at leak point Temp of compressor and discharge line is normal to slightly higher High side pressure is normal to slightly higher than normal conditions This is because condenser cannot condense the air that is trapped in the condenser The high side pressure and temperature will not mimic the low side pressures and temperatures Over charging Refrigerant Low side Refriger...

Page 75: ... WARNING HIGH VOLTAGE Step 1 Open PCB cover Step 2 Check for blinking frequency of LED and PCB When compressor is normal it does not blink Refer to the next page to find out what actions to take according to how many times LED blink ...

Page 76: ...r the second action replace compressor Circuit over current error Or cycle error 1 After resetting power check if it is running normal 2 If the same symptom arises after the first action 3 If the same symptom arises after the second action replace compressor PCB parts defect IPM 1 After resetting power check if it is running normal 2 If the same symptom arises after the first action replace PCB 1 ...

Page 77: ...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 78: ...ing of the Refrigerant MOISTURE CLOG Cooling operation stops periodically Flowing sound of refrigerant is not heard and frost melts Lower than ambient temperature Cooling operation restarts when heating the inlet of the capillary tube CLOGGED BY DUST COMP RESSION Freezer and Refrigerator don t cool Low flowing sound of refrigerant is heard and frost forms in inlet only A little higher than ambient...

Page 79: ...Test 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 ...

Page 80: ...k Harvest Mode Full Ice Fill Test Mode If water becomes ices in the ice tray Ice detecting sensor check if the ice bin is full Twist the ice tray to drop ice into the ICE BIN Supply water to the ice tray by operating the solenoid valve To force water to supply to the ice tray or check icemaker s condition press and hold the FILL Key for about 3seconds In the test mode The icemaker will run through...

Page 81: ...mes into icemaker Test Mode should not be carried out before checking below 13 2 3 Fill Park Position Once the normal harvest mode has been completed the water solenoid will be activated Not making ice Water Yes Yes No No No Temperature Time Is the icemaker s tray filled with water or Ice Is the temperature below 10 degrees F in the icemaker compartment Advise the customer on how long it takes to ...

Page 82: ...ure step by step to check to see if icemaker and Ice detecting sensor is working normally 1st STEP Icemaker Unit Diagnosis Press the test switch located on the bottom of the icemaker head for about 3 seconds The icemaker tray should turn to the twisting position and return to the flat position the fills with water Icemaker Unit Test Switch Ice detecting sensor CAUTION Be sure that the ice tray is ...

Page 83: ...air could get into the compartment and make ices get stuck Replace the cap duct with new one In door geared motor doesn t work Resolution Change the in door geared motor and test it The water comes out of fill cup and the water get into the ice bin Resolution The water pressure from shutoff valve is too high Recommend to use regulator to the customer and close the shutoff valve slightly Clogged Ic...

Page 84: ...me for over 5 seconds 14 1 3 Alarm Lock function dispenser and display button lock 1 When refrigerator is firstly turned on the buttons are not locked LOCK is deactivated with light off 2 To lock the display the dispenser and the control panel press and hold the LOCK button for 3 seconds LOCK is activated with light on 3 The LOCK button is the only control feature that remains active in the locked...

Page 85: ...ater comes out the water tank inside fills and until at the time of quality the hour is caught 14 1 5 Air Filter condition display function 1 There is a replacement indicator light for the air fresh filter cartridge 2 Fresh Air filter needs replacement once every 6 months 3 When the Air Filter Icon lights on you must replace the filter 4 After replacing the filter press and hold the Air filter but...

Page 86: ...rtment 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 refer to failure diagnosis function table for failure display 14 1 13 Refrigeration room Fan Motor 1 The refrigeration room fan is switched ON and OFF in conjunction with the refrigeration room temperature 2 The Failure sensing met...

Page 87: ...lay LED graphics on If releasing the button the LED graphic displays the previous status You can check the error code Within 3 hour Period from initial error 14 1 19 Auto pantry 1 The temperature control will automatically start upon the selected Auto Pantry temperature control 2 You can adjust the Pantry control with three different temperature ranges by pressing the activate button 14 1 15 How t...

Page 88: ...625A 623B 616J 623B 616J 603C 616D 616D S04 616F 627B S04 627A S04 619E 603B 619A 617A 616G VALVE WATER TUBE PARTS ...

Page 89: ... 500A 410J S02 S11 S11 406D B01 610D 402A S04 207A 402A B02 249C 262B S14 302B 400A 408A 302C 401A 408B 310B 306A 327B 300A 314A 317A 318A 303C 304A 301A 308B 403B 312C 312D 262H 404A S14 410G 303A 624C 624G 626A 603C 603E 624E 500P 105A 619D 409F 405J 405K 406B 249D S10 145B 271D 315C 315B 315C 315B 103B 103A 610F 610C 105D 610B 145A 120A 409H 282G 405L 405G 404C 405E 405I 327B 628A 631A 631C ...

Page 90: ...CASE PARTS ...

Page 91: ...CASE PARTS ...

Page 92: ...FREEZER PARTS CAUTION Use the part number to order part not the position number 237C 132P 136A 131A 136B 136C 249M 133C 133C 132Q 249L 136E 134A S04 S04 145G 145J 145K 145C 145J 145F 145M 145H ...

Page 93: ...R PARTS CAUTION Use the part number to order part not the position number 141F 141B 141A 142D 142A 143A 141F 141B 141A 141D 154A 161B 151B 162B 146E 145D 161C 151A 161A 162A 141H 142B 141H 167B 142D 142A 143A 142B ...

Page 94: ...1K 241K 312B 312F 207C 312E 146F 312G 281B 624A 405M 409I 405M 409I 250B 281G 249R 249F 281G 281D 281E 249P 249E 281F 281F 250B 249K 203A B06 212D B06 201A 249S 235A 241N 212G 231A B06 B06 244F 406E 241E 262E 231C 233C 279L 241D 241C 241F 232B 233A 271E 241M 250E 241J 402B 406G S14 243A 406F S14 S08 S02 S03 276D 406H 406J S14 406I 262F 281H WSZ064 200A 615A 619C 619B 241L 267A ...

Page 95: ...DOOR PARTS ...

Page 96: ...DOOR PARTS ...

Page 97: ...DISPENSER PARTS 405A 278D 279J 402C 276B 275A 276A 278F 279A 500C 281A 276F 276G 278B 500J 276J ...

Page 98: ...ICE MAKER ICE BIN PARTS 600A 630F 630B 630A 630H 630G 630C 630Q 630E 630D 611A 612A 630J 606A 630J 607A ...

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