LG LMXS27626S Скачать руководство пользователя страница 100 | Manualshive

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501F

207B

S01

405F

120C

405E

329B

405C

120B

150A

150B

405D

405H

404B

S01

103B

271B

B01

503D

503G

409D

158A

S11

120A

405G

406D

B01

610D

207A

624A

624C

503E

S11

282G

624G

626A

624E

CASE PARTS

CAUTION: Use the part number to order part, not the position number.

603C

145A

150C

150D

103A

313A

410G

500A

410J

271D

S10

145B

S11

S11

262B

282F

411A

603E

103C

315A

315C

315B

106A

303A

304A

303C

106A

315B

315C

B02

249C

249D

S14

302B

408A

310B

312A

300A

314A

317A

318A

309B

329C

323B

319C

420A

312C

262H

406B

S14

146G

503F

409E

105A

319A

105D

405B

329A

405C

405F

407A

404A

610E

120E

332C

405H

120F

158B

207B

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Содержание LMXS27626S

Страница 1: ...CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL LMXS27626 COLOR STAINLESS ST SMOOTH BLACK SB SUPER WHITE SW REFRIGERATOR SERVICE MANUAL ...

Страница 2: ...SSEMBLY METHOD 17 FAN AND FAN MOTOR DISASSEMBLY METHOD 17 TOP DRAWER 18 BOTTOM DRAWER 18 4 ADJUSTMENT 19 COMPRESSOR 19 5 CIRCUIT DIAGRAM 20 6 TROUBLESHOOTING 21 7 PCB PICTURE 22 23 8 TROUBLESHOOTING WITH ERROR DISPLAY 24 68 9 REFERENCE 69 72 10 COMPONENT TESTING INFORMATION 73 78 11 COMPRESSOR TROUBLESHOOTING 79 90 12 ICEMAKER OPEARTING AND TROUBLE SHOOTING METHOD 91 94 13 DESCRIPTION OF FUNCTION ...

Страница 3: ...OMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL DEFROSTING DEVICE ITEMS Clear Drawer Type Linear Fin Tube Type Spiral Condenser R 134a 145 g ISO10 280 ml SHEATH HEATER LED Module 24 LED Module 24 SPECIFICATIONS LAMP REFRIGERATOR FREEZER DIMENSIONS Depth w Handles Depth w o Handles Depth w o Door Depth Total with Door Open Height to Top of Case Height to Top of Door Hinge Width Width doo...

Страница 4: ... 4 ...

Страница 5: ...Top Drawer Bottom Drawer 5 ...

Страница 6: ...SSEMBLY METHOD 17 FAN AND FAN MOTOR DISASSEMBLY METHOD 17 TOP DRAWER 18 BOTTOM DRAWER 18 4 ADJUSTMENT 19 COMPRESSOR 19 5 CIRCUIT DIAGRAM 20 6 TROUBLESHOOTING 21 7 PCB PICTURE 22 23 8 TROUBLESHOOTING WITH ERROR DISPLAY 24 68 9 REFERENCE 69 72 10 COMPONENT TESTING INFORMATION 73 78 11 COMPRESSOR TROUBLESHOOTING 79 90 12 ICEMAKER OPEARTING AND TROUBLE SHOOTING METHOD 91 94 13 DESCRIPTION OF FUNCTION ...

Страница 7: ...s Door Gasket Removal 2 Lift Mullion up carefully 3 Disconnect wire harness Door Gasket Replacement 1 Insert gasket into channel Press gasket into channels on the four remaining sides of door 2 Insert mullion into the channel Insert the cover assembly into bracket door Mullion Replacement 1 Connect wire harness 3 Assemble 2 screws ...

Страница 8: ...rol assembly after cutting the Tie Wrap Figure 2 Figure 1 Figure 2 GRILLE ASSEMBLY DEFROST CONTROL ASSEMBLY 3 3 Door Alignment If the space between the door are uneven follow the instructions to align them Remove the Base Grillie Turn the leveling legs counter clock wise to raise or clock wise to lower the height of the front of the refrigerator by using flat blade screw driver or 11 32 wrench Use...

Страница 9: ...ker If necessary remove top shelf or shelves 1 Release 2 screws 2 Hold both ends and pull down to remove 3 6 1 Refrigerator Compartment Lamp 4 Use a flat tool as shown below to remove the lamp cover 5 To remove the LED assembly pull apart the cover Cover lamp Case lamp LED Assembly 3 To remove the lamp case and cover release 2 screws as shown 3 8 MAIN PWB WARNING Unplug the refrigerator before rem...

Страница 10: ...ove the spring from the hook 3 Push and pull on the tab to remove CAUTION When replacing the dispenser cover make sure the lead wire does NOT come off and the water line is not pinched by the dispenser Button Lever Case PCB Display PCB 5 Remove the lead wire 3 If nozzle is interfered with button push and pull out the bottom of button and then pull out the right side 3 8 MAIN PWB 1 Loosen 3 screws ...

Страница 11: ...ull out the Ice Corner Door with the other hand 3 12 WATER BUTTON ASSMEBLY 1 Remove screws 2 Grasp the Button assembly and lift Button Lever hinge 3 14 ICEMAKER REPLACEMENT 1 Remove 4 screws as shown 2 Grasp the bottom of motor cover assembly and pull slowly 3 Disconnect wire harness from wall of compartment In door motor ...

Страница 12: ... fit Link Duct Door Cap Duct Motor NG Position 2 Unscrew 3 screws to disassemble the motor 4 Insert 2 screws 5 Push housing aside 3 15 SUB PWB FOR WORKING DISPENSER 1 Disconnect the wire harness 2 Remove 1 screw from PWB and replace with new PWB CAUTION Make sure that the motor housing is taped to the mold if not positioned correctly the cover will not fit properly ...

Страница 13: ... ICE BIN 1 Grip the handles as shown 2 Tilt and lift slightly as shown 3 18 HOW TO INSERT A ICE BIN 1 Insert the Ice Bin slightly tilting to avoid touching the Icemaker Especially Ice Detecting Sensor 3 Remove ice bin slowly ...

Страница 14: ...tep 3 Remove the two screws from the guide rails one from each side Step 4 Removal of the freezer door is done by lifting clear of the rail support Fully extend both rails Step 6 Remove 2 screws of both side of supporter covers tv and disassemble the supporter cover tv Step 5 Remove only 1 screw of gear ice and disassemble the bar and gear ice ...

Страница 15: ...into connector rails and then screw them Step 2 Assemble a bar and gear ice with screw Push the otherside of the gear to inside of the bar Step 4 Insert opposite gear ice into connector rail and screw them Step 3 Put gear ice assembled with the bar by screw into connector rail s hole ...

Страница 16: ...r section Pull the rails back out to full extension Step 6 Reinstall the freezer door by inserting the rail tabs into the guide rail Step 7 Reinstall the two screws into the guide rails one from each side Step 8 Reinstall the top drawer and close the freezer door Assemble them like as pictures ...

Страница 17: ...llet to separate the tube from the connector Note there maybe some water in the line Mechanical Cover Housing MOTOR COVER 2 Separate the Fan Assembly and Motor turn counter clockwise to remove from the motor shaft FAN ASSEMBLY MOTOR Assemble in reverse order Taking care to avoid 1 Do not to bend the tube during assembly 2 Press the Water Dispenser button letting water pour out this checks for any ...

Страница 18: ... basket from the rail system 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 23 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 ...

Страница 19: ...For every 416 7us check whether FO signal is LOW The trip occurs if it is found three times during the five periods 83ms 4 ADJUSTMENT 4 1 1 Role 4 1 COMPRESSOR The compressor intakes low temperature and low pressure gas from the evaporator of the refrigerator and compresses this gas to high temperature and high pressure gas It then delivers the gas to the condenser 4 1 2 Note for Usage 1 Be carefu...

Страница 20: ...5 CIRCUIT DIAGRAM 5 ...

Страница 21: ...ion DRAIN Jam Poor Relay for Heater 8 Ice maker kit defect It Other Electric system error such as moter gear Hall IC operation circuit within I M kit When the ice does not drop even when the I M Test S W is pressed 9 Flow Meter Sensor Defect gF Error of flow meter or water input or low water pressure Error of flow meter or water input or low water pressure or flow meter connection 11 Abnormality o...

Страница 22: ... P N EBR786319 7 PCB Picture 7 1 Main PCB 7 2 Display PCB CON102 CON101 CON103CON105 P N EBR747964 CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 22 ...

Страница 23: ... P N EBR60070711 33 7 PCB Picture 7 3 Sub PCB 23 ...

Страница 24: ...esistance Ω CON7 15th pin 16th pin Short 0 Open OFF Other Normal 8 Trouble Shooting 8 1 Freezer Sensor Error E FS CON7 15th pin 16th pin Resistance Ω 22ºF 30ºC 40k 13ºF 25ºC 30k 4ºF 20ºC 23k 5ºF 15ºC 17k 14ºF 10ºC 13k 23ºF 5ºC 10k 32ºF 0ºC 8k CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 24 ...

Страница 25: ... No Change the Sensor 3 Check the Sensor resistance Is resistance OFF Sensor open Yes No Replace the refrigerator 4 Check the Sensor resistance Is resistance normal Yes 5 Check the Temperature and resistance refer to the table No problem Yes CON7 15th pin 16th pin Resistance Ω 22ºF 30ºC 40k 13ºF 25ºC 30k 4ºF 20ºC 23k 5ºF 15ºC 17k 14ºF 10ºC 13k 23ºF 5ºC 10k 32ºF 0ºC 8k 6 Explain to customer CON7 25...

Страница 26: ...Sensor Resistance Resistance Ω CON7 13th pin 14th pin Short 0 Open OFF Other Normal 8 2 Refrigerator Sensor Error E rS CON7 13th pin 14th pin Resistance Ω 23ºF 5ºC 38k 32ºF 0ºC 30k 41ºF 5ºC 24k 50ºF 10ºC 19 5k 59ºF 15ºC 16k CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 26 ...

Страница 27: ...ensor short Yes No Change the Sensor 3 Check the Sensor resistance Is resistance OFF Sensor open Yes No Replace the refrigerator 4 Check the Sensor resistance Is resistance normal Yes 5 Check the Temperature and resistance refer to the table No problem Yes 6 Explain to customer CON7 13th pin 14th pin Resistance Ω 23ºF 5ºC 38k 32ºF 0ºC 30k 41ºF 5ºC 24k 50ºF 10ºC 19 5k 59ºF 15ºC 16k CON7 27 ...

Страница 28: ...sistance Resistance Ω CON5 15th pin 17th pin Short 0 Open OFF Other Normal 8 3 Icing Sensor Error E IS CON5 15thpin 17th pin Resistance Ω 22ºF 30ºC 40k 13ºF 25ºC 30k 4ºF 20ºC 23k 13ºF 25ºC 17k 14ºF 10ºC 13k 23ºF 5ºC 10k 32ºF 0ºC 8k CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 28 ...

Страница 29: ...No Change the Sensor 3 Check the Sensor resistance Is resistance OFF Sensor open Yes No Replace the refrigerator 4 Check the Sensor resistance Is resistance normal Yes 5 Check the Temperature and resistance refer to the table No problem Yes 6 Explain to customer CON5 15thpin 17th pin Resistance Ω 22ºF 30ºC 40k 13ºF 25ºC 30k 4ºF 20ºC 23k 13ºF 25ºC 17k 14ºF 10ºC 13k 23ºF 5ºC 10k 32ºF 0ºC 8k CON5 29 ...

Страница 30: ...k Sensor Resistance Resistance Ω CON7 17th pin 18h pin Short 0 Open OFF Other Normal 8 4 Defrost Sensor Error F dS CON7 17th pin 18th pin Resistance Ω 23ºF 5ºC 38k 32ºF 0ºC 30k 41ºF 5ºC 24k 50ºF 10ºC 19 5k 59ºF 15ºC 16k CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 3 0 ...

Страница 31: ...ce 0Ω Sensor short Yes No Change the Sensor 3 Check the Sensor resistance Is resistance OFF Sensor open Yes No Replace the refrigerator 4 Check the Sensor resistance Is resistance normal Yes 5 Check the Temperature and resistance refer to the table No problem Yes 6 Explain to customer CON7 17th pin 18th pin Resistance Ω 23ºF 5ºC 38k 32ºF 0ºC 30k 41ºF 5ºC 24k 50ºF 10ºC 19 5k 59ºF 15ºC 16k CON7 31 ...

Страница 32: ...Symptom Check Point 1 E It 1 Check the Ice maker rotation 2 Check the motor voltage 8 5 Ice Maker Motor Error E It CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 32 ...

Страница 33: ...e ice maker forward status The voltage 1 2 point 11 12V Yes OR Change the Ice maker kit 3 Check the ice maker reverse status The voltage 1 3 point 11 12V Yes Change the Ice maker kit 4 Check the ice maker forward status The voltage 1 2 point 0V Yes Change the Main PCB 5 Check the ice maker reverse status The voltage 1 3 point 0V Yes No Change the Main PCB OR OR 3 3 ...

Страница 34: ...the door gasket 2 Check the Defrost control part 3 Check the PCB output voltage Part Resistance Ω FUSE M 0 Defrost Heater 34 42 Defrost Sensor 22k 8 6 Defrost Heater Error F dH TEST MODE 3 Voltage V CON3 2nd pin 9th pin 112V 116V TEST MODE 1 Voltage V CON3 2nd pin 9th pin 0V 34 ...

Страница 35: ...nge Defrost Heater 4 Check the Heater Voltage Is voltage 112 116V Yes 3 Check the Defrost control part Is Defrost Sensor resistance 22kΩ or OFF OFF 22kΩ Replace product Input Test 3 Mode Push the button 3 times Replace Main PCB NO TEST MODE 3 Voltage V CON3 2nd pin 9th pin 112V 116V 5 Check the Heater Voltage Is voltage 0V Yes Input Test 1 Mode Push the button 1 times Replace Main PCB No 6 Explain...

Страница 36: ...ON2 CON3 Symptom Check Point 1 E FF 1 Check the air flow 2 Check the Fan Motor 3 Check the PCB Fan motor voltage 8 7 Freezer Fan Error E FF TEST MODE 1 Voltage V CON7 10th pin 12th pin 8 12V CON7 8th pin 12th pin Not 0V 5V Fan Motor 36 ...

Страница 37: ...s Fan Motor voltage 8 12V Yes 3 Check the Fan motor Rotate fan using hand It feel sticky Yes Change the Fan motor Replace Main PCB No Reset the unit and Input Test1 Mode Push the button 1 time Go to 4 Fan Motor TEST MODE 1 Voltage V CON7 10thpin 12th pin 8 12V 5 Check the Fan Motor voltage Is Fan Feed Back voltage 0V 5V No Change the motor Yes 6 Explain to customer CON7 CON7 37 ...

Страница 38: ...eck the air flow 2 Check the Connector 3 Check the PCB Fan motor voltage 8 8 Icing Fan Error E IF TEST MODE 1 Voltage V CON7 3rd pin 5th pin 8 12V CON7 1st pin 5th pin Not 0V 5V Fan Motor CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 3 8 ...

Страница 39: ...s Fan Motor voltage 8 12V Yes 3 Check the Fan motor Rotate fan using hand It feel sticky Yes Change the Fan motor Replace Main PCB No Reset the unit and Input Test1 Mode Push the button 1 time Go to 4 Fan Motor TEST MODE 1 Voltage V CON7 3rd pin 5th pin 8 12V 5 Check the Fan Motor voltage Is Fan Feed Back voltage 0V 5V No Change the motor Yes 6 Explain to customer CON7 CON7 39 ...

Страница 40: ...eck the air flow 2 Check the Connector 3 Check the PCB Fan motor voltage 8 9 Icing Fan Error E rF TEST MODE 1 Voltage V CON6 3rd pin 5th pin 8 12V CON6 1st pin 5th pin Not 0V 5V Fan Motor CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 40 ...

Страница 41: ...s Fan Motor voltage 8 12V Yes 3 Check the Fan motor Rotate fan using hand It feel sticky Yes Change the Fan motor Replace Main PCB No Reset the unit and Input Test1 Mode Push the button 1 time Go to 4 Fan Motor TEST MODE 1 Voltage V CON6 3rd pin 5th pin 8 12V 5 Check the Fan Motor voltage Is Fan Feed Back voltage 0V 5V No Change the motor Yes 6 Explain to customer CON6 CON6 41 ...

Страница 42: ...k the air flow 2 Check the Connector 3 Check the PCB Fan motor voltage 8 10 Condenser Fan Error E CF TEST MODE 1 Voltage V CON7 4th pin 6th pin 8 12V CON7 2nd pin 6th pin Not 0V 5V Fan Motor CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 42 ...

Страница 43: ...r voltage 8 12V Yes 3 Check the Fan motor Rotate fan using hand It feel sticky Yes Change the Fan motor Replace Main PCB No Reset the unit and Input Test1 Mode Push the button 1 time Go to 4 TEST MODE 1 Voltage V CON7 4th pin 6th pin 8 12V 5 Check the Fan Motor voltage Is Fan Feed Back voltage 0V 5V No Change the motor Yes 6 Explain to customer CON7 CON7 Fan Motor Fan Motor 43 ...

Страница 44: ...ge connection 8 11 Communication Error E CO Voltage V CON101 5th pin 6th pin 12V CON101 4th pin 5th pin Not 0V 5V CON101 5th pin 3rd pin Not 0V 5V CON5 4th pin 6th pin Not 0V 5V CON5 4th pin 8th pin Not 0V 5V Display CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 CON5 CON101 44 ...

Страница 45: ...n voltage 0V or 5V Yes No Housing Voltage V CON101 4th pin 5th pin Not 0V 5V Change the Main PCB 4 Check the voltage Is CON101 5th pin 3rd pin voltage 0V or 5V Yes No Housing Voltage V CON101 5th pin 3rd pin Not 0V 5V Change the Display PCB 5 Check the voltage Is CON5 4th pin 6th pin voltage 0V or 5V Yes No Housing Voltage V CON5 4th pin 6th pin Not 0V 5V Change the Main PCB 6 Check the voltage Is...

Страница 46: ...ck Point 1 Cube mode doesn t work 1 Check the loose connection 2 Check the resistance 8 12 Cube mode doesn t work BK WH CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 CON1 CON2 Ice Maker Geared Motor Dispenser Motor 46 ...

Страница 47: ...de doesn t work LEVER S W Voltage V CON2 3rd pin 12th pin Pushing 112 115V Not Pushing 0 2V CON3 5th pin CON1 13th pin Pushing 9 12V Not Pushing 0 2V Resistance Ω Geared Motor 31 1 42 1 Dispenser Motor 9 9 12 1 47 ...

Страница 48: ...ng the lever S W Is voltage correct compared with table No Yes LEVER S W Voltage V CON3 5th pin CON1 13th pin Pushing 9 12V Not Pushing 0 2V Change the PCB 4 Check the resistance value Is Geared Motor resistance 144 176Ω No Yes Replace Geared Motor Resistance Ω Geared Motor 31 1 42 1 5 Check the resistance value Is Dispenser Motor resistance 9 9 12 1Ω No Yes Replace Geared Motor Resistance Ω Dispe...

Страница 49: ...k Point 1 Crush mode doesn t work 1 Check the loose connection 2 Check the resistance 8 13 Crush mode doesn t work SB WH CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 CON1 CON2 Ice Maker Geared Motor Dispenser Motor 49 ...

Страница 50: ...ode doesn t work LEVER S W Voltage V CON2 3rd pin 4th pin Pushing 112 115V Not Pushing 0 2V CON3 5th pin CON1 13th pin Pushing 9 12V Not Pushing 0 2V Resistance Ω Geared Motor 31 1 42 1 Dispenser Motor 9 9 12 1 50 ...

Страница 51: ...ng the lever S W Is voltage correct compared with table No Yes LEVER S W Voltage V CON3 5th pin CON1 13th pin Pushing 9 12V Not Pushing 0 2V Change the PCB 4 Check the resistance value Is Geared Motor resistance 87 107Ω No Yes Replace Geared Motor Resistance Ω Geared Motor 31 1 42 1 5 Check the resistance value Is Dispenser Motor resistance 9 9 12 1Ω No Yes Replace Geared Motor Resistance Ω Dispen...

Страница 52: ...n t work 1 Check the loose connection 2 Check the resistance valve 8 14 Water mode doesn t work LEVER S W Voltage V CON2 2nd pin 11th pin Pushing 112 115V Not Pushing 0 2V Resistance Ω Pilot Valve 360 420 Water valve 360 420 PR BL CON2 52 ...

Страница 53: ...oltage V CON2 2nd pin 11th pin Pushing 112 115V Not Pushing 0 2V Change the PCB 3 Check the resistance value Is Pilot Valve resistance 360 420 Ω No Yes Replace Water Valve Resistance Ω Pilot Valve 360 420 4 Check the resistance value Is Water Valve resistance 360 420 Ω No Yes Replace Water Valve Resistance Ω Water valve 360 420 CON2 Water Valve Pilot Valve 53 ...

Страница 54: ...h sticky 2 Check the door S W resistance 3 Check the LED Lamp 8 15 Refrigerator room lamp doesn t work S W Resistance Ω Door Open Infinity Close 0 Voltage V CON6 20th pin 15th pin 12V LED Lamp Voltage V White Black Close d 0 2V Open 12V CON1 CON201 CON4 CON5 CON6 CON7 CON2 CON3 CON6 Door S W 54 ...

Страница 55: ...ge V CON6 20th pin 15th pin 12V 2 Check the door S W resistance Is it correct compared with table No Yes Change the Door S W 3 Check the PCB Voltage Is CON6 20th pin 15th pin voltage 12V No Yes Change the PCB 4 Check the LED Lamp voltage Is it 0 2V While door closed No Yes Change the Door S W 5 Check the LED Lamp voltage Is it 12V While door open No Yes Change the LED Lamp CON6 Door S W 55 ...

Страница 56: ...the door S W resistance 3 Check the LED Lamp 8 16 Freezer room lamp doesn t work S W Resistance Ω Door Open 0 Close Infinity Voltage V CON6 19th pin 17th pin 12V F Door LED Lamp Voltage V Open Red WH White 12V Close Red WH White 0 2V F room LED PCB CON1 CON201 CON4 CON5 CON6 CON2 CON3 CON6 Door S W 56 ...

Страница 57: ...D Lamp voltage Is voltage 12V While door open No Yes Change the LED Lamp Voltage V CON6 19th pin 17th pin 12V 2 Check the door S W resistance Is it correct compared with table No Yes Change the Door S W 3 Check the PCB Voltage Is CON6 19th pin 17th pin voltage 12V No Yes Change the PCB S W Resistance Ω Door Open 0 Close Infinity CON6 Door S W 57 ...

Страница 58: ...mper motor voltage 8 17 Poor cooling in Fresh food section CON7 13th pin 14th pin Resistance Ω 23ºF 5ºC 38k 32ºF 0ºC 30k 41ºF 5ºC 24k 50ºF 10ºC 19 5k 59ºF 15ºC 16k Duct Status Air Flow Windy Air Temperature Cold TEST MODE 1 Voltage V CON7 10th pin 12th pin 8 12V CON7 8th pin 12th pin Not 0V 5V CON1 CON201 CON4 CON5 CON6 CON2 CON3 CON7 Duct Fan Motor 58 ...

Страница 59: ...3 Open the fresh food door and Check the air flow Damper No Yes Check the damper Go to 5 4 Check the air temperature Is it cold No Yes Check the Compressor and sealed system TEST MODE 1 Voltage V CON7 8th pin 12th pin Not 0V 5V 5 Check the Fan Motor voltage Is Fan Motor voltage 8 12V Yes Replace Main PCB No TEST MODE 1 Voltage V CON7 10thpin 12th pin 8 12V 6 Check the Fan Motor voltage Is Fan Feed...

Страница 60: ...Fan motor voltage 8 18 Poor cooling in Freezer compartment Duct Status Air Flow Windy Air Temperature Cold CON7 15th pin 16th pin Resistance Ω 22ºF 30ºC 40k 13ºF 25ºC 30k 4ºF 20ºC 23k 13ºF 25ºC 17k 14ºF 10ºC 13k 23ºF 5ºC 10k 32ºF 0ºC 8k TEST MODE 1 Voltage V CON7 10th pin 12th pin 8 12V CON7 8th pin 12th pin Not 0V 5V CON1 CON201 CON4 CON5 CON6 CON2 CON3 CON7 Duct Fan Motor 60 ...

Страница 61: ...heck the sensor resistance 2 Reset the unit and Input Test1 Mode Push the button 1 time 3 Open the fresh food door and Check the air flow Windy No Yes Check the F Fan Motor Go to 5 4 Check the air temperature Is it cold No Yes Check the Compressor and sealed system 5 Check the Fan motor Rotate fan using hand It feel sticky Yes Change the Fan motor No Fan Motor CON7 61 ...

Страница 62: ...t 0V 5V 6 Check the Fan Motor voltage Is Fan Motor voltage 8 12V Yes Replace Main PCB No TEST MODE 1 Voltage V CON7 10thpin 12th pin 8 12V 7 Check the Fan Motor voltage Is Fan Feed Back voltage 1 5V No Change the motor Yes 8 Explain to customer 62 ...

Страница 63: ... 4 Check the Fan motor sticky 5 Check the Fan motor voltage 8 19 Over cooling in Freezer compartment Duct Status Air Flow Windy Air Temperature Cold CON7 15th pin 16th pin Resistance Ω 22ºF 30ºC 40k 13ºF 25ºC 30k 4ºF 20ºC 23k 13ºF 25ºC 17k 14ºF 10ºC 13k 23ºF 5ºC 10k 32ºF 0ºC 8k TEST MODE 1 Voltage V CON7 10th pin 12th pin 8 12V CON7 8th pin 12th pin Not 0V 5V Duct Fan Motor 63 ...

Страница 64: ...k Over cooling in Freezer compartment 1 Check the sensor resistance 2 Check the air flow in test mode 1 3 Push the button 1 or 3 time 3 Check the Fan motor Rotate fan using hand It feel sticky Yes Change the Fan motor No 4 Change the Main PCB Test1 Air Flow Test3 No Air Flo w NG OK Explain to customer 8888 3333 Fan Motor CON7 64 ...

Страница 65: ...01 CON4 CON5 CON6 CON2 CON3 Symptom Check Point 1 Hygiene fan doesn t work 1 Check Hygiene Fan motor voltage 2 Main PCB 8 20 Hygiene fan doesn t work Voltage V CON6 2nd pin 6th pin 12V Hygiene Fan motor CON6 65 ...

Страница 66: ...B 3 Check the Hygiene voltage Is voltage 12V While door open No Yes Change the Fan motor Voltage V CON6 2nd pin 6th pin 12V 2 Is the connector loose Yes No Connect the housing Choose the Hygiene Max in display Check the PCB Voltage Is CON6 2nd pin 6th pin voltage 12V 66 ...

Страница 67: ...1 CON201 CON4 CON5 CON6 CON2 CON3 Symptom Check Point 1 Hygiene LED doesn t work 1 Check Hygiene LED voltage 2 Main PCB 8 21 Hygiene LED doesn t work Voltage V CON6 4th pin 6th pin 12V Hygiene LED CON6 67 ...

Страница 68: ...3 Check the Hygiene LED voltage Is voltage 12V While door open No Yes Change the Fan motor Voltage V CON6 4th pin 6th pin 12V 2 Is the connector loose Yes No Connect the housing Choose the Hygiene Max in display Check the PCB Voltage Is CON6 4th pin 6th pin voltage 12V 68 ...

Страница 69: ...T MODE and Removing TPA 1 How to enter the TEST MODE Push the test button on the Main PCB to enter the TEST MODE 2 How to remove Terminal Position Assurance TPA 1 time Comp Damper All FAN on 2 times Damper closed 22 22 displayed 3 times Forced defrost mode Main PWB AC TPA DC TPA ...

Страница 70: ...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 ...

Страница 71: ...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 ...

Страница 72: ...s a fan motor malfunction this process is repeated 3 times If the fan motor is determined to be defective the 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 is erased and the MICOM is reset automatically No signal Error Display 15s 10s 15s 10s 15s Normal drive ...

Страница 73: ... 73 10 COMPONENT TESTING INFORMATION 10 1 ...

Страница 74: ...ernal contact operate on and off moving plunger of door switch up and down How to Measure r e z e e r F h c t i w S Check the resistance between connectors 1 2 and 3 4 It means check whether or not applying an electric current If there is resistance the switch is good Standard p e e B Multimeter beep Switch F R Nomal Beep or 0 Push the button Plunger None Button Plunger 1 2 3 4 3 4 ...

Страница 75: ...C Motor Function Dispenser DC Motor When customer push the dispenser button Pull duct door and abstract from ice bank How to Measure Standard Dispensor DC Motor Dispenser DC Motor Test Points 1 to 2 Result 9 9 12 1Ω 1 2 ...

Страница 76: ...Solenoid Test Points 1 to 3 Result 31 1 42 09Ω Separate the housing 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 check whether or not applying an Electric current If there is resistance it means the geared motor or solenoid is not inferiority 1 2 3 1 1 2 Separate the housing Measure the resistance between 1 and 3 1 ...

Страница 77: ...the damper is closed the chill rooms 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 to see if there is electrical current if there is resistance the damper is good 1 Blue 1 Blue 2 Red 3 White 3 White 1 3 Check the 2 4 Check the 1 3 3 Yellow ...

Страница 78: ...ensor Function Flow Sensor in machine room Count 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 30 kΩ ...

Страница 79: ...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 k c e h c e R r i a p e R y v a e H Replace Driver PCB Comp Work Comp Check Refrigerant leak IPM output 80V 20 Refrigerant leak Rech...

Страница 80: ...11 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 ...

Страница 81: ...e 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 LE...

Страница 82: ... 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...

Страница 83: ...Piston Trip Check 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 min...

Страница 84: ...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...

Страница 85: ...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...

Страница 86: ...oubleshooting Step 1 Open PWB cover Step 2 Check for blinking frequency of LED PWB If 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 ...

Страница 87: ...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 ...

Страница 88: ...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...

Страница 89: ...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...

Страница 90: ...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 ...

Страница 91: ...ply 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 3 stages step by step Harvest Fill water Ice making To reset the icemaker s operation set the power switch OFF position and back it to ON position Icemaker Unit Power Switch Ice...

Страница 92: ... passed to make one series of ices after water comes into icemaker Test Mode should not be carried out before checking below 12 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 Icemaker s tray filled with water or Ice Is measured temperature below 10 F in the icemaker compartment Ho...

Страница 93: ...agnosed Follow the procedure step by step to check to see if icemaker and Ice detecting sensor is working normally 1st STEP Icemaker Unit Diagnosis Press the fill key for about 3sec If the icemaker runs 2 stages of harvest and filling water step by step It means icemaker s mechanism is normal Caution Be sure that the ice tray is not filled with water before pressing fill key Icemaker Unit Fill Key...

Страница 94: ...arm 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 Clogge...

Страница 95: ...the same time for over 5 seconds 13 1 3 Lock function dispenser and display button lock 1 When the refrigerator is first turned on the buttons are not locked LOCK is deactivated with no light on 2 To lock the display the dispenser and the control panel press and hold the LOCK button for 3 seconds LOCK is activated with Lock Icon on 3 The LOCK button is the only control feature that remains active ...

Страница 96: ...n again 3 Ice plus function automatically turns off after a fixed time passes 4 If you want additional power save you can turn on energy saving some heater off for anti dew 5 To turn on or off the energy saving function press Ice plus Energy saving Button for more than 3 seconds 6 We recommend using energy saving function when you go out for quite a long time and are out of the rainy season 13 1 6...

Страница 97: ... after the balance of the delay time 6 For the rest of the 23 hours the Ice room will be controlled at the lowest temperature 13 1 11 How to set the display mode and cancel it 1 With the refrigerator door open keep pressing the Refrigerator Temp Button and ICE PLUS Button more than 5 seconds then it goes to the display mode with Special Beep Sound With Special Beep Sound 2 Perform the same way aga...

Страница 98: ...of Ice Plus the Ice PLUS cycle will complete its cycle after defrosting has ended If the defrost cycle begins when Ice Plus has run for more than 30 minutes Ice PLUS will run for 40 minutes after the defrost is completed 3 If Ice PLUS is pressed during defrost Ice Plus Icon is on but this function will start seven minutes after defrost is completed and it shall operate for three hours 4 If Ice Plu...

Страница 99: ...s sensor is defective wires are cut or short circuited 13 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 Freezer Display Display check functi...

Страница 100: ...N Use the part number to order part not the position number 603C 145A 150C 150D 103A 313A 410G 500A 410J 271D S10 145B S11 S11 262B 282F 411A 603E 103C 315A 315C 315B 106A 303A 304A 303C 106A 315B 315C B02 249C 249D S14 302B 408A 310B 312A 300A 314A 317A 318A 309B 329C 323B 319C 420A 312C 262H 406B S14 146G 503F 409E 105A 319A 105D 405B 329A 405C 405F 407A 404A 610E 120E 332C 405H 120F 158B 207B ...

Страница 101: ...136B 131A 251A 251B 203C 136A 237C FREEZER PARTS CAUTION Use the part number to order part not the position number ...

Страница 102: ... 142B 141A 141A 141A 141E 141C 141B 141E 141C 141B 141E 141C 141B 142A REFRIGERATOR PARTS CAUTION Use the part number to order part not the position number 146A 154A 151B 161A 162A 145D 162B 151A 161C 161B 141D ...

Страница 103: ... 241G 241D 241D 241E B06 243D 243A 262E 244A 233A 231A 212G B06 619B 262C 262C 615A 312B 241K 241K 203B B06 B06 212D 250B 249K 249F 250B 249E 203A B06 B06 212D 250B 249K 249F 250B 249J 249J 249E 200A 200B 201A 201B 253A 250A 253A 250A 267A ...

Страница 104: ...DISPENSER PARTS CAUTION Use the part number to order part not the position number 279B 276A 276B 405A 279I 279H 279J 402C 281A 279D 500C 279E 501A 279A 279C 281B 276F 276G 501D 278C 278D 275A 132P ...

Страница 105: ...617A 625A 616G 623B 616J 616G 623B 616J 603C 616D 616F 627B 627A 603B 619A VALVE WATER TUBE PARTS CAUTION Use the part number to order part not the position number ...

Страница 106: ...600A 630F 630B 630A 630H 630G 630C 630Q 630E 630D 611A 612A 630J 606A 630J 607A ...

Страница 107: ......

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