LG LBC24360ST Service Manual Download Page 3

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1. SPECIFICATIONS

LDC24370ST /00

LDC24370SW /00

LBC24360ST / 00

LBC24360SW /00

Stainless Steel

Super White

Stainless Steel

Super White

Stainless

PCM

Stainless

PCM

Ice Bin

Ice Maker

Twisting

(32 3/4 x 34 7/8 x 69 7/8)in

24cuft

Reversible Door

Yes

Lamp

LED (Capsule)

Shelf

Tray Egg

Tray Vegetable

FREEZER

Basket, Quantity

Tray Drawer (F/C)

Tray Drawer (F/L)

Yes (plastic)

Tray Drawer (F/U)

Yes (Full Width)

Ice Tray & Bank

Shelf

1 full + 2 fix

Tray meat

Pantry

Yes

Yes (2)

Cover, T/V

Optibin C Humidity Control

Lamp

LED

REFRIGERA

Case Material

Embo (normal)

Door Material

Handle Type

Vista-Handle(Al)

Basket, Quantity

3 full

Defrost Cycle

7 - 50 Hours

Desfrosting Device

Heater, Sheath

Anti-freezing Heater

Water Tank Heater

Drier

MOLECULAR SIEVE XH-7

Capillary Tube

ID Ø0.75

First Defrost

4 Hours

Evaporator

Fin Tube Type

Condenser

Wire Condenser

Lubricanting Oil

Polyol Ester (POE) RL-7H/7 cst 220 ± 10 cc

Defrosting System

Full Automatic

Heater Defrost

Insulation

Polyurethan

Compressor

FC75LBNA

Rated Rating

115V~ / 60Hz

Cooling System

Fan Cooling

Temperature Control

MICOM control

Net Weight

248.5 lb

Capacity

SPECIFICATIONS

MODELS

GENERAL

FEA

TURES

Color

Dimensions (W*D*H)

Refrigerant

R134a

Climate class

Temperate (N)

Summary of Contents for LBC24360ST

Page 1: ...MODELS REFRIGERATOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL LDC24370ST 00 LDC24370SW 00 LBC24360ST 00 LBC24360SW 00 ...

Page 2: ...a CFC certified technician WARNINGS AND SAFETY PRECAUTIONS 2 1 SPECIFICATIONS 3 2 PARTS IDENTIFICATION 4 3 DISASSEMBLY 6 4 COMPRESSOR ELECTRICAL 12 5 CIRCUIT DIAGRAM 15 6 PCB PICTURE 17 7 TROUBLESHOOTING WITH ERROR DISPLAY 19 8 TROUBLESHOOTING WITHOUT ERROR DISPLAY 29 9 REFERENCE 35 10 COMPONENT TESTING INFORMATION 39 11 COMPRESSOR TROUBLESHOOTING 43 12 ICE MAKER AND DISPENSER 55 13 DESCRIPTION OF...

Page 3: ...l Lamp LED REFRIGERATOR Case Material Embo normal Door Material Handle Type Vista Handle Al Basket Quantity 3 full Defrost Cycle 7 50 Hours Desfrosting Device Heater Sheath Anti freezing Heater Water Tank Heater Drier MOLECULAR SIEVE XH 7 Capillary Tube ID Ø0 75 First Defrost 4 Hours Evaporator Fin Tube Type Condenser Wire Condenser Lubricanting Oil Polyol Ester POE RL 7H 7 cst 220 10 cc Defrostin...

Page 4: ...frigerator Shelves split C Refrigerator Shelf full D E Humidity Controlled Crispers E Pantry F Icemaker G Fold Up Door Bin K Door Bins L Condiment Bin Pull out Drawer M O Freezer Light Durabase N P Ice Bin H Durabase Divider I Dairy Bin J A B D F G H I C J K M N O P L E 4 ...

Page 5: ... B Refrigerator Shelf full C Humidity Controlled Crispers D Pantry E Icemaker F Ice Bin G Door Bins K Condiment Bin L Freezer Light M Pull out Drawer Durabase N O Durabase Divider H Dairy Bin I Fold Up Door Bin J A B E F G H C I J L M N O K D 5 ...

Page 6: ...grille and stopper You may be injured Open the door Remove the top hinge cover screw 1 and lift up the cover 2 Remove the cover Using 10mm or 13 32 inch socket wrench remove the 3 bolts and lift off the Top Hinge 3 Set parts aside When removing the bolts be careful that the door does not fall forward Lift the door from the middle hinge pin and remove the door Place the door inside facing up on a n...

Page 7: ... ALIGNMENT 3 4 FAN AND FAN MOTOR EVAPORATOR If the space between your doors is uneven follow the instructions below to align the doors Remove the top hinge cover screws Lift the hook located at the bottom of the front side of the cover with a flat head screwdriver Loosen the Top Hinge Bolts using a 10mm or 13 32 in Socket wrench or open end wrench Have someone hold the refrigerator door so that th...

Page 8: ... flat screwdriver and remove 2 screws Figure 3 2 Disconnect the lead wire on the bottom position Figure 3 3 8 MAIN PWB 1 Loosen 3 screws on the PWB cover 2 Remove the PWB cover 3 Disconnect wire harness and replace the main PWB in the reverse order of removal 1 Unplug refrigerator power cord from electric outlet 2 Put flat screwdriver into service hole and remove cover of refrigerator light 3 6 1 ...

Page 9: ... first by releasing the tab behind the gear place a screwdriver between the gear and the tab and pull up on the gear Second Remove the center rail Third Remove the gear from the right side by following the same steps for the left side Step 4 Lift the freezer door up to unhook it from the rail support and remove Pull both rails to full extension NOTE THIS TAB MUST BE PUSHED IN TO RELEASE THE GEAR 3...

Page 10: ... align itself by pushing the rails all the way into the freezer section Pull the rails back out to full extension Step 5 Reinstall the freezer door by inserting the rail tabs into the guide rail Step 6 Reinstall the two screws into the guide rails one from each side Step 7 Reinstall the lower basket and close the freezer door Step 3 Insert the rail into the left side gear and insert the gear into ...

Page 11: ...remove the Top 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 and push it back into push it back place 11 ...

Page 12: ... base 3 Use a L shaped flap tooll to pry off the cover 4 Assembly in reverse order of disassembly 4 1 4 Compressor protection logic Since linear Comp conducts linear reciprocating motion we have protection logic for compressor motor and PCB as the below Stroke Trip During the operation if stroke is above the target value decrease the target volt by 3V Current Trip Current trip is set in order to p...

Page 13: ...PTC allows current flow to both the start winding and main winding 4 3 3 PTC Applied Circuit Diagram Starting Method for the Motor 4 3 4 Motor Restarting and PTC Cooling 1 It requires approximately 5 minutes for the pressure to equalize before the compressor can restart 2 The PTC device generates heat during operation Therefore it must be allowed to cool before the compressor can restart 4 3 5 Rel...

Page 14: ...nts the Motor Coil from being started in the Compressor 2 For normal operation of the OLP do not turn the Adjust Screw of the OLP in any way Part Customer part number Lot code date code 330 FBYY S1 BOX98 12345678 termination part number Electrical characteristics part number No Name Base phenolic UL 94 V 0 rated Movable arm support Stationary contact support plated steel Heater support plated stee...

Page 15: ...5 CIRCUIT DIAGRAM 15 ...

Page 16: ...16 ...

Page 17: ...6 PCB PICTURE 6 1 Main PCB P No MFG Drawer Swing Picture EBR770425 2013 05 CON8 CON7 CON5 CON3 CON2 CON1 CON201 EBR766714 2013 05 CON7 CON9 CON4 CON5 CON8 CON3 CON1 17 ...

Page 18: ...6 2 Display PCB Sub PCB P No Picture CON01 EBR766839 2013 05 18 ...

Page 19: ...ON7 Result SVC Action Temperature table 1 Temperature 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 5 38 5 30 5 28 5 23 21 5 17 5 16 5 13 5 12 5 10 5 9 5 8 7 5 The sensor is determined by the temperature For example 23 indicates 4 F Drawer Model Swing Model 7 TROUBLESHOOTING WITH ERROR DISPLAY 1 Unplug connector from CON7 2 Check resistance between wires Blue White to...

Page 20: ...Sensor Error rS E No 1 2 Checking flow Check for loose connection in CON7 Result SVC Action Temperature table 2 Temperature 23 F 5 C 32 F 0 C 41 F 5 C 50 F 10 C 59 F 15 C Result 38 5 36 5 30 5 29 5 24 5 23 5 20 19 16 15 5 The sensor is determined by the temperature For example 30 indicates 32 F 1 Unplug connector from CON7 2 Check resistance between wires White to White 20 ...

Page 21: ...n Temperature table 1 Temperature 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 5 38 5 30 5 28 5 23 21 5 17 5 16 5 13 5 12 5 10 5 9 5 8 7 5 The sensor is determined by the temperature For example 23 indicates 4 F CON8 CON4 Drawer Model Swing Model 1 Unplug connector from 2 Check resistance between wires CON8 Red to Orange 1 Unplug connector from 2 Check resistance bet...

Page 22: ...ck the wires Orange to Orange Result SVC Action The sensor is determined by the temperature For example 23 indicates 4 F Temperature table 3 Temperature 23 F 5 C 32 F 0 C 41 F 5 C 50 F 10 C 59 F 15 C Result 38 5 36 5 30 5 29 5 24 5 23 5 20 19 16 15 5 CON7 1 2 2 2 Check for loose connection in CON7 from Main PCB 3 Unplug connector from 4 Check resistance between wires CON7 Brown to Brown 22 Drawer ...

Page 23: ... gasket 3 Input Test 3 Mode Push the button 3 times 4 Result SVC Action 5 Release the test mode Push the button 1 times Normal Result 112 116 V 0 V SVC Action Go to the 5 Replace Main PCB Drawer Model Swing Model Def Sensor Fuse M Def Heater 1 Check for loose connection in defrost control part connector 2 Check resistance of defrost control part 1 Check for loose connection in 2 Check voltage betw...

Page 24: ... 5 Defrost Heater Error dH E No Checking flow Result SVC Action 6 Result 0 V 112 116 V SVC Action Explain to customer Replace Main PCB Check voltage between wires Blue to Red Drawer Model Swing Model 24 ...

Page 25: ... fan is not working 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 Result SVC Action Below 7V 0 or 5 V 2 3 1 3 Change the PCB Change the motor Point Result SVC Action Status No windy Windy SVC Action Go to 3 Go to 4 Drawer Model Swing Model 1 Check for loose connection in 2 Check fan motor voltage CON7 25 3 2 1 3 2 1 ...

Page 26: ... is not working 3 Check the Fan motor and surrounding Rotate fan using your hand It feel sticky change the motor Result SVC Action 4 Below 7V 0 or 5 V 2 3 1 3 Change the PCB Change the motor Result SVC Action Status No windy Windy SVC Action Check motor Go to the 4 Drawer Model Swing Model 1 Check for loose connection in 2 Check condenser motor voltage CON7 26 3 2 1 3 2 1 ...

Page 27: ...0 V or 5 V Other SVC Action Change the Display PCB Go to the 4 4 Check voltage between wires Blue to Purple Result 0 V or 5 V Other SVC Action Change the Main PCB Go to the 5 Result 0 V or 5 V Other SVC Action Change the Display PCB Go to the 6 CON101 Display CON101 Display CON101 CON101 CON101 Drawer Model Swing Model Check for loose connection in from CON101 PCB Display 1 Check for loose connect...

Page 28: ...ommunication Error CO E No Checking flow Result SVC Action 6 Check voltage between wires Blue to Purple Result 0 V or 5 V Other SVC Action Change the Main PCB Explain to customer Drawer Model Swing Model 28 ...

Page 29: ... PCB Status Result SVC Action Closed Open 0 2 VDC 12 VDC Other Other Explain to customer Explain to customer Change the Door S W Change the LED Lamp Status Result SVC Action CON8 8 TROUBLESHOOTING WITHOUT ERROR DISPLAY 1 Check for loose connection in 2 Check voltage between wires CON8 Purple White to Gray White 1 Check for loose connection in 2 Check voltage between wires Purple White to CON7 Gray...

Page 30: ... Push S W 0 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 CON8 CON5 1 Check for loose connection in 2 Check voltage between wires CON8 Black to Gray Red 1 Check for loose connection in 2 Check voltage between wires CON5 Black to Orange Drawer Model Swing Model 30 ...

Page 31: ... SVC Action Closed 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 4 1 Check for loose connection in Refrigerator LED Lamp connector 2 Check voltage between wires White to Gray 31 ...

Page 32: ...ndicates 32 F Result SVC Action Temperature 23 F C 32 F C 41 F C 50 F C 59 F C Result 38 30 24 19 5 16 Status Windy No windy SVC Action Go to the 4 Check the F Fan motor Check the damper Go to the 5 4 Check the air temperature Cold or not Status Cold Not cold SVC Action Explain to customer Check the Compressor And sealed system Swing Model Drawer Model 1 Unplug connector from 2 Check resistance be...

Page 33: ...es 4 F Result SVC Action Status Windy No windy SVC Action Go to the 4 Check the F Fan motor Go to the 5 4 Check the air temperature Cold or not Status Cold Not cold SVC Action Explain to customer Check the Compressor And sealed system Temperature 22 F C 13 F C 4 F C 5 F C 14 F C 23 F C 32 F C Result 40 30 23 17 13 10 8 Swing Model Drawer Model 1 Unplug connector from 2 Check resistance between wir...

Page 34: ...ause of ice or rust inside of motor 6 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 Swing Model Drawer Model 1 Check for loose connection in 2 Check fan motor voltage CON7 34 3 2 1 ...

Page 35: ...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 A P T C D A P T C A Drawer Model Swing Model 35 ...

Page 36: ...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 36 ...

Page 37: ...2 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 37 ...

Page 38: ...gnal from the BLDC fan the fan motor stops for 10 seconds and then is powered again for 15 seconds To determine that there is 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 achieve...

Page 39: ...Fuse M Set a ohmmeter to the 2 housing pin Measure the 2 pin connected to Fuse M If the ohmmeter indicate below 0 1ohm fuse m is a good condition But infinitely great ohm Fuse M is disconnection How to Measure Sensor Set a ohmmeter to The 2housing pin Measure the 2 pin connected to Sensor If the ohmmeter indicate 11 at room temperature Sensor is not a defect When check the ohm at other temperature...

Page 40: ...istance How to Measure Set a ohmmeter connect to The 2 housing pin Measure the 2 pin connected to Sheath Heater If the ohmmeter indicate V øV Watt R is good condition ex when watt 350w voltage 115v R 115 ø115 350 38 Ω But the ohmmeter indicate infinitely great Sheath heater is disconnection Standard Sheath heater at all temperature Test Point 1 to 2 Ressult 34 42Ω 1 2 40 ...

Page 41: ...d White Result 373 456Ω Check the resistance between connectors 1 3 and 2 4 It means check whether or not applying an electric current If there is resistance it means the damper not inferiority 1 Blue 1 Blue 2 Red 3 White 3 White 1 3 Check the 2 4 Check the 1 3 3 Yellow The damper supplies the cold air from the freezer to the refrigerator section 41 ...

Page 42: ...d off moving plunger of door switch up and down 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 3 4 3 4 2 1 1 2 3 4...

Page 43: ...link6 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 Fix Harness ...

Page 44: ...mp Measure the voltage between the POWER and COMM pins of the connector as shown below Check to make sure compressor 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 ...

Page 45: ...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 LED blinks Cause P...

Page 46: ...f 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 Chec...

Page 47: ... 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 47 ...

Page 48: ...ep 1 Power off Step 2 Check capacitor spec table1 Step3 Check resistance of point A Step 4 Check wire harness INF ohm Step 5 Check resistance at point B Step 6 Point D Check Process Power off Resistance at Point A 6 8ohm Harness Connecting OK Problem A B Check Capacitor Spec Resistance at Point B 6 8ohm Resistance at Point D 6 8ohm Replace Compressor Problem B D Check wiring to compressor Y N N Y ...

Page 49: ... 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 Refrigeration leak ...

Page 50: ... 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 LED Lamp 50 ...

Page 51: ...he 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 LED...

Page 52: ... 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 the ...

Page 53: ...harging 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 RESTRICTION COMP RESSION Freezer and Refrigerator don t cool Low flowing sound of refrigerant is heard and frost forms in Evaporator inlet only A little higher t...

Page 54: ...on 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 ...

Page 55: ...ontrol TEST Control Power Input Ice Ejection Control Check ice bucket is full of ice by rotating Feeler Arm motor in normal and reverse direction and eject ice into the ice bucket if ice bucket is not full Adjust Ejector to with power on Start Position Waits until water in the TRAY is frozen after Ice Maker starts operation Performs after supplying water by operating the SOLENOID in ICE VALVE Icem...

Page 56: ...e TRAY a This is to eject ice from the TRAY after ice making is completed b If HALL SENSOR signal is on within 3 6 seconds after ice ejection motor rotates in normal direction it does not proceed ice ejection but waits If the ice bank is full ice ejection motor rotates in normal direction in every hour to check the condition of ice bank If the ice bank is not full the water supply control starts a...

Page 57: ...or Output Signals ON OFF Bank is full Ice checking AXIS LEVEL 30 8 0 10 32 41 53 58 80 160 170 Lock Lock Icemaking original point Ice ejection MAXIMUM TILTING POINT Ice checking AXIS A B C 9 3 sec 8 3 sec 2 1 sec Level Return Conditions Horizontal Conditions 57 ...

Page 58: ... 0 4 ON ON 11 0 DIP S W Setting will be depend of water pressure DISP S W No Water Supply Time Note TEST SWITCH POWER SWITCH Test function starts when test switch is pressed for more than User shouldn t force operation while doing test 3 seconds mode service or cleaning Test switch will work only when ice tray its in horizontal position not during ice ejection or water supplying When pressing the ...

Page 59: ...ivate this function you need to press the key and the icon will turn ON This function will ICE PLUS remain activated for 24 hours 13 1 2 How to Change the Temperature Mode to F C 1 The display temperature mode can be changed from F to C or C to F by pressing and holding the FRZ TEMP and the REF TEMP keys at the same time for over five seconds 13 1 4 How to set the display mode and cancel it 13 1 5...

Page 60: ...oduced 13 1 8 Defrosting removing frost 1 Defrosting starts each time the compressor running time reaches between 7 50 hours and 50 hours according to door open time 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 8 C or more If the sensor doesn t reach 8 C in 1 hours the defrost m...

Page 61: ... 45 C or more when unit is newly purchased or when moved sensor is lower than 45 C during power outages or for service Reset to normal operation from test mode ORDERS Power ON Compressor ON Freezer fan ON in 0 5 sec Power ON Defrosting heater ON Defrosting heater OFF in 0 5 sec Compressor ON Freezer fan ON in 0 5 sec Pillar heater ON in 0 5 sec in 11 sec Pillar heater OFF in 5 sec in 10 sec in 0 5...

Page 62: ...n room temperature sensor circuit 5 Defrosting Sensor Error dS E Short or open in defrost sensor circuit 6 Icing Sensor Error IS E Short or open in Icing sensor circuit 7 Poor Defrosting dH E When Defrost sensor does not reach over 8 C within 1 hour dH E is indicated when error occur more than twice sequentially Check FUSE melting DRAIN Clogging HEATER running RELAY failure 8 Error BLDC Motor Oper...

Page 63: ...R and the FREEZER Refrigerator fan 2 Stepping DAMPER CLOSE 3 Defrosting HEATER OFF 4 DISPLAYED LED shows no 2 TEST3 Push Test S W in the main Board once in TEST MODE 2 1 COMPRESSOR and the FREEZER Refrigerator fan OFF 2 Stepping DAMPER CLOSE 3 Defrosting HEATER ON 4 DISPLAYED LED shows no 3 Reset if the Temperature of the Defrosting Sensor is 46 F 8 C or more RESET Push Test S W in the main Board ...

Page 64: ...A 318A 405G 405D 329C 319F 323B 420A 319D 105A 308A 412D 310A 309A 120A 282G 503F 282B 409C 406B 158E 410G 304A 411A 501A S38 501F 103A 103B 281A 281B 402A 128E 128F 282E 64 EV 14 EXPLODED VIEW CASE PARTS Caution Use the part number to order part not the position number 903E 903D 280A 282H 282L 281D 281C Reversible Kit 281F 404A ...

Page 65: ...SWING 136D 128E 128F 237C 131A 136B 145F 145C 133B 133A 133B 65 EV FREEZER PARTS Caution Use the part number to order part not the position number 132Q ...

Page 66: ...SWING 143A 143A 167B 145J 145G S38 145H 154A 151A 151C 151B 155B 133C 160B 170A 128B 128A 154B S38 S13 S13 66 EV REFRIGERATOR PARTS Caution Use the part number to order part not the position number ...

Page 67: ...3A 231A 212G 230A 244A 244E 243A 243A 286A 286A 286A 243B 243B 241C 241C 241D 241E 237A 237A 201A 203A 281E 200A 67 EV DOOR PARTS Caution Use the part number to order part not the position number 212J 212J 212K 212K ...

Page 68: ...627A EV 619A 600A ICEMAKER PARTS Caution Use the part number to order part not the position number 68 ...

Page 69: ...July 2013 P No MFL31442312 ...

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