LG LSGL6337D Service Manual Download Page 55

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10-1

Only training and service purposes

CHECKING FLOW CHART BY FAILURE

Symptom

Check Point

1. Power Failure

(Dead)

2. No Display

1. Check Electric Wiring

2. Check the Main PCB

3. Check the Power PCB

Summary of Contents for LSGL6337D

Page 1: ...ile or other electronic means publication modification copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual The material covered by this prohibition includes without limitation any text graphics or logos in this Service Manual Copyright 2021 LG Electronics In...

Page 2: ... any repairs made on our products by anyone other than Authorized Service Technicians WARNING WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock DO NOT Touch when the oven operates The interior parts will be very hot Never ...

Page 3: ...1 3 23 Component Locations 3 1 Removing the Back Cover 3 2 Removing the Oven Relay Power PCB 3 3 Removiing the Cooktop Plate and the Spark Module 3 4 Removing the Controller Panel and Main PCB 3 5 Removing the Knob lighting PCB 3 6 Removing the Cooktop Parts 3 7 3 8 Removing the Door Switch 3 9 Removing the BROIL Burner assembly 3 10 Removing the Convection Burner assembly 3 11 Removing the Convec...

Page 4: ...LED Module 6 3 Touch film 6 4 Knob lighting PCB 6 4 Wifi PCB 6 4 DIAGNOSIS THROUGH SCHEMATIC 7 1 7 3 CHECK THE FAILURE CODE F code 8 1 FAILURE CODE SUMMARY 9 1 CHECKING FLOW CHART BY FAILURE 10 1 10 23 No display No power 10 1 10 3 No heating including F9 error 10 4 10 7 Door lock system failure including F10 error 10 8 10 10 Sensing fail including F1 F2 error 10 11 10 13 Oven hot including F6 err...

Page 5: ...ore operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock DO NOT touch burners grates or interior surfaces of oven Heating element may be hot even though they are off Interior surfaces of an oven become hot enough to cause burns During and after use do not touch or let clothing or other flammable materials contact burners grates o...

Page 6: ... after use do not touch or let clothing or other flammable materials contact burners grates or interior surfaces of oven until they have had sufficient time to cool Other surfaces of the appliance may become hot enough to cause burns among these surfaces are oven vent openings and surfaces near these openings oven doors and windows of oven doors WARNING DO NOT store items of interest to children i...

Page 7: ...burns always be sure that the controls for all burners are at the OFF position and all grates are cool before attempting to remove them IMPORTANT SAFETY INSTRUCTIONS SELF CLEAN OVENS Do Not Clean Door Gasket The door gasket is essential for a good seal Care should be taken not to rub damage or move the gasket Do Not Use Oven Cleaners No commercial oven cleaner or oven liner protective coating of a...

Page 8: ... All rights reserved Only training and service purposes GENERAL The Model Serial Number label and Tech Sheet locations are shown below Model Serial Number Location MODEL SERIAL NUMBER LABEL AND TECH SHEET LOCATIONS Tech Sheet Location ...

Page 9: ... Activate deactivate the preheating alarm light 5 Set the beeper volume Hi Lo Off 6 Switch the temperature scale between Fahrenheit and Celsius Cooktop Material STS LSGL6337F Enamel LSGL6337D of element 5 Input Rate NAT LP BTU hr LR 9 1k 7 5k RR 5k 4k CR 10k 10k LF 18k 12k RF 22k 16k Oven Capacity cu fe 6 3 Broil NAT LP BTU hr 13 5k 12 5k Bake BTU hr 19k 17k Convection system Yes of Racks 2 1 Heav...

Page 10: ...tes during broil mode Broil can be used to cook foods which are normally broiled Preheating is not required when using broil All foods should be turned at least once except fish which does not need to be turned Convection Bake Roast Mode During a convection bake the fan and the burner run opposite of each other however on a convection roast the fan and burner operate at the same time after preheat...

Page 11: ... timed cook The oven starts at the set time e Temp Press the button to set the oven temperature during oven use f Timer On Off Wi Fi Press the button to set or cancel timer on oven Press and hold button for three seconds to connect the appliance to a Wi Fi network g Keep Warm Press the button to keep food warm after cooking This feature should be used after cooking in the oven h Settings Press but...

Page 12: ...ner center is for large pots pans or for use with the griddle 2 SETTING THE CLOCK 3 START CLEAR OFF 1 Touch START key to start oven 2 Turn the Oven mode knob to cancel a program during cooking or Erase during programming 4 TO TURN ON OFF THE OVEN LIGHT The oven light automatically turns ON when the door is opened 1 The oven light may also be manually turned ON or OFF by press the OVEN LIGHT pad 2 ...

Page 13: ...ars in the display 2 Press 1 to select F Fahrenheit or C Celsius 3 Press Start to accept the change 10 BAKE TIMED BAKE 11 BROIL 12 TIMED COOK WITH WARM 13 CONTROL LOCK 14 CHANGING HOUR MODE ON CLOCK 12HR 24HR 15 SELF CLEAN 16 AUTO CONVERSION START SELF CLEAN 1 3 hour 2 4 hour 3 5 hour BAKE Desired Temp COOK TIME Desired time WARM START Press and hold the Control Lock key for 3 seconds to activate ...

Page 14: ...ssure regulator Igniter broil Spark module Bake burner Lock Motor and Micro Switch Oven sensor Broil burner Burner Body Pipe Oven valve Oven Light Conv Motor COMPONENT ACCESS This section instructs you on how to service each component inside the range The components and their locations are shown below COMPONENT LOCATIONS ...

Page 15: ...nel 3 To remove the back cover remove 15 screw from the cover REMOVING THE BACK COVER WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock CAUTION Be careful when you work on the gas range handling the sheet metal part Sharp ...

Page 16: ...ack cover See step 3 on page 3 2 Oven Relay Power PCB 4 To remove the PCB Disconnect the 7ea housing and remove the 2ea screw Screw Screw WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock CAUTION Be careful when you work o...

Page 17: ... the back of the top plate pull it out forward 6 To remove spark plug remove 5 screws and disconnect harness connected to spark plug NOTE Before lowering the top onto the front clips line up the burner body and with the cooktop WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can res...

Page 18: ...emove the main PCB supporter remove 4 screws 5 After disconnecting the 9 connectors remove the PCB from the PCB supporter 6 Disconnect key pad wiring REMOVING THE CONTROLLER PANEL AND MAIN PCB WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death...

Page 19: ... disconnecting the connector remove the PCB from the Knob ring REMOVING THE KNOB LIGHTING PCB WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock CAUTION Be careful when you work on the gas range handling the sheet metal par...

Page 20: ...outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock CAUTION The 2 lock tabs on each igniter switch are fragile Tab breakage can occur if excessive release pressure is applied Check that the gas seal gasket on the screw and the gas valve remain in place before installing...

Page 21: ...3 8 Copyright LG Electronics Inc All rights reserved Only training and service purposes COMPONENT ACCESS 5 To remove the electrode spark plug a Remove the electrode from the burner housing ...

Page 22: ...OMPONENT ACCESS REMOVING THE DOOR SWITCH 5 To remove the door switch a Disconnect the wires frome the door switch b Remove the door switch from the range To do this pull while pressing both sides of the switch b 2 b 1 b 1 a Wire connector WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do...

Page 23: ...order for easily removing d 1 d 4 d 2 d 3 c 1 d 5 NOTE When removing the screws make sure holding the Broil burner assembly 4 To remove the igniter a Perform step 1 3 on this page b Remove the 2 screws and then remove the igniter 2 screws WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do...

Page 24: ...rner assembly cover 7 Remove 3 screws to disassemble convection burner and igniter REMOVING THE CONVECTION BURNER ASSEMBLY WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock Make sure the igniter connecter is completely out...

Page 25: ...ee Removing the Convection burner assembly Page 3 10 4 Remove 2 screws from the burner assembly and then Remove the stabilizer Stabilizer 5 To remove the fan blade remove the nut by screwing clockwise Nut CAUTION Be careful not to bend the fan blade Failure to do so can result in vibration noise and poor performance of convection when operating 6 To remove the Fan Motor a Remove the back cover see...

Page 26: ...OTE If it is too difficult to remove the socket from the front of the oven you will have to push the socket out from the back of the unit Socket Clips 6 Disconnect the wires from the socket terminals Viewed From Rear Panel CAUTION Be careful not to scratch or chip the oven liner paint when you remove the oven light socket in the next step WARNING DISCONNECT power supply cord from the outlet before...

Page 27: ... below 1 When the oven control is programmed and started for the Self clean and Lock out mode PCB Power control board chip operates the motor 2 The cam moves the door hook connected to latch rod from unlocked position to locked position from locked Position to unlocked position 3 The cam activates the micro switch that causes the motor to stop 4 The locked status remains until the range temperatur...

Page 28: ...emove 1 screw in the oven cavity b Remove the back cover see Removing the Back Cover Page 3 2 c Disconnect the wire connection d Remove the oven sensor WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock CAUTION Be careful w...

Page 29: ... Push down on the left glide lever and pull up on the right glide lever 3 Pull the drawer away from the range Replacing the Drawer 1 Pull the bearing glides to the front of the chassis glide 2 Align the glide on each side of the drawer with the glide slots on the range 3 Push the drawer into the range until levers click approximately 2 inch 4 Pull the drawer open again to seat bearing glides into ...

Page 30: ...ity to the locked position 5 Close the oven door To remove the door 1 Fully open the door 2 Pull the hinge locks up toward Fig 1 the door frame to the unlocked position 3 Firmly grasp both sides of the door at the top 4 Close door to the door removal position which is approximately 5 degrees refer to the Fig 2 5 Lift door up and out until the hinge arm is clear of the slot Slot Hinge lock Lock Unl...

Page 31: ...ift the liner assembly off the front glass and set it aside 6 To remove the Air guide remove 2 screws 7 To remove the door handle trim Remove the 2 door handle screws and lift the door handle off door trim and slide up the door trim WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so ca...

Page 32: ...er assembly on a padded work surface with the hinge hangers over the edge b Remove the 4 top door screws c Lift the hinge hanger out of the door liner slot 4 top liner Screws 9 Lift the insulation cover inner oven door glass and bracket assembly out of the door liner Door frame Insulation Insulation Insulation Hinge Insulation cover Inner oven door Glass Bracket ...

Page 33: ...s are removed 3 Pull the ends of the gasket out of the liner holes Door gasket Gasket clip 2 Liner Hole 3 WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock CAUTION Be careful when you work on the gas range handling the she...

Page 34: ... the back of the unit 4 Remove the rear panel see Removing the back cover Page 3 2 5 Raise the cooktop plate see Removing the cooktop plate Page 3 4 6 Remove the controller panel see Removing the controller panel Page 3 5 WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in...

Page 35: ...before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electrical shock CAUTION Be careful when you work on the gas range handling the sheet metal part Sharp edge may be present and you can cut yourself 1 Turn off the electrical supply and gas supply going to the range 2 Remove the back cover see Removing the back cover Page 3 2 3 To remove ...

Page 36: ...oving the Back Cover Page 3 2 5 Remove the cooktop plate see Removing the Cooktop Plate Page 3 4 6 Remove the controller panel see Removing the Controller Panel Page 3 5 7 Remove the side panel see Removing the Side Panel Page 3 20 8 Remove the 1 screw on the drawer panel front WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECON...

Page 37: ...d terminals or wires not pressed into connectors far enough 3 Resistance checks must be made with power cord unplugged from outlet and with wiring harness or connectors disconnected Before testing any of components perform the following checks WARNING Turn off the electrical supply and gas supply going to the range Replace all panels and parts before operating Reconnect all grounding devices after...

Page 38: ... shorted Micro Switch Normally open type 1 Refer to page 3 14 for the servicing procedure 2 Measure the resistance Multiple meter scale R x 1000 NO COM Door latch open Door latch Locked NO COM Infinite NO COM Continuity NOTE After checking for the continuity of switch make sure that they are connected correctly Oven Sensor 1 Refer to page 3 15 for the servicing procedure 2 Measure the resistance a...

Page 39: ...ter cooling down Multiple meter scale R x 1 Door open Door closed Continuity Infinite Oven Lamp 1 Refer to page 3 13 for the servicing procedure 2 Measure the resistance after cooling down Multiple meter scale R x1 Normal Approximately 30 Ω 10 Broil or Bake Igniter 1 Refer to page 3 10 3 11 for servicing procedure 2 Measure the resistance after cooling down Multiple meter scale R x 1 Normal 45 Ω 4...

Page 40: ...or servicing procedure 2 Measure the resistance after cooling down Multiple meter scale R x 1 Upside Downside Normal Approximately 1 3 Ω Ignition Switch 1 Refer to page 3 7 3 8 for servicing procedure 2 Measure the resistance by rotating the cam of each switch slowly Multiple meter scale R x 1 40 80 approximately 40 80 other NO COM Continuity NO COM Infinite ...

Page 41: ...result in severe personal injury death or electrical shock CAUTION Be careful when you work on the gas range handling the sheet metal part Sharp edge may be present and you can cut yourself TOOLS REQUIRED Adjustable wrench 13 32 or 10 mm open end wrench 5 16 or 8 mm open end wrench 16 32 or 16 mm open end wrench 9 32 or 7mm tough wrench Phillips head screwdriver Flat bladed screwdriver blade width...

Page 42: ... conversion kit Inside or on back of oven Each LP orifice spud has an orifice code on the top or the side denoting the location on the range where it is to be installed LP nozzle conversion kit Cooktop Nozzles LSGL6337F 6ea LSGL6335F 5ea Oven Nozzles 2ea Installation Guide 1ea 3 Convert regulator WARNING Do not remove the pressure regulator from the range CONVERSION POINT 1 Regulator 2 Bake burner...

Page 43: ...ud counterclockwise to remove NOZZLE HOLDER WIRE COVER ORIFICE NOZZLE HOT SURFACE IGNITER 1 Remove oven door and broil burner assembly Then remove the wire cover using a Phillips head screwdriver 2 Release the connector of the igniter 3 Remove the orifice spud from nozzle holder using a 13 32 or 10 mm wrench 4 Install the LP orifices spud F to the nozzle holder To prevent leakage make sure the ori...

Page 44: ...turn to the Lite position You will hear a clicking sound indicating proper operation of the spark module Once the air has been purged from the supply lines the burner should ignite within 4 seconds After the burner ignites rotate the knob out of the Lite position Try each burner in succession until all burners have been checked Turn the knob to Bake Mode Then the START button to check the oven bur...

Page 45: ...g on the outer cones is normal 11 ADJUST SURFACE BURNER LOW FLAME SIMMER SETTING 1 Light all surface burners 2 Turn the knob on the burner being adjusted to LO 3 Remove knob and knob ring 4 Insert a small flat bladed screwdriver into the valve shaft as shown in Fig 1 Turn the adjustment screw until the flame reaches the desired size 5 Replace the knob Note Hold the valve shaft with one hand while ...

Page 46: ... service purposes COMPOSITION OF CONTROL Front Back Controller assembly Main PCB P N EBR32028302 Backlighting Module P N EAV65008501 Power PCB P N EBR31737804 LED Module P N EAV64012007 Touch film P N MFM64499201 Wifi PCB P N EBR85871801 Knob lighting PCB P N EBR31629601 ...

Page 49: ...6 4 Copyright LG Electronics Inc All rights reserved Only training and service purposes COMPOSITION OF CONTROL Knob lighting PCB Wifi PCB Touch film P N EBR31629601 P N EBR85871801 P N MFM64236702 ...

Page 50: ...S THROUGH SCHEMATIC Sequence of SVC Test Mode To enter the test mode follow these steps 1 Press the any button and Mode knob is placed in the Off 2 Press the 4 and 6 key at the same time for 1 second 3 Press the 4 and 6 key at the same time for 1 second again 4 Select the t0 by press the 0 button ...

Page 51: ...ng and service purposes DIAGNOSIS THROUGH SCHEMATIC 5 Start the test by press the START button again 6 Whenever you input the START button the relay operation sequence should be as seen below Relay Operation Sequence If want to quit this sequence turn the mode knob ...

Page 52: ... RED YL YELLOW PK PINK BL BLUE BN BROWN GN GREEN GY GRAY OR ORANGE VI VIOLET Symptom Oven lamp not operating Check the Lamp coil s resistance Normal approximately 20 40Ω Symptom Oven hot F 6 Check All heater relays are open short 1 2 3 4 Symptom Door lock fail F 10 Check related part Symptom Sensor error or no heating F 1 F 2 F 9 Check Sensor resistance approximately 1 06 kΩ at 65F 1 12 kΩ at 85F ...

Page 53: ...below steps 1 Press the any button and Mode knob is placed in the Off 2 Press the 4 and 6 key at the same time for 1 second If the oven has some failure the oven will show the failure code like FIG 1 It shows the type of F code and times of occurred failure alternately for each 4 seconds FIG 1 Type of F Code Times of the occurred Failure If the oven does not have any failure the oven will display ...

Page 54: ...elf cleaning 1 Oven Sensor 2 Relay F 7 Convection Fan Error Convection fan operating can t be detected over 1 minute in all cases of Upper convection fan operating 1 Wiring 2 Convection Motor F 8 Shorted Probe Sensor Oven probe sensor short error check 1 Wiring 2 Probe State F 9 No heating If starting oven temperature does not exceed 150 F and oven temperature is less Than or equal to starting tem...

Page 55: ...lectronics Inc All rights reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Symptom Check Point 1 Power Failure Dead 2 No Display 1 Check Electric Wiring 2 Check the Main PCB 3 Check the Power PCB ...

Page 56: ... connection of Main PCB CN10 Power PCB CN02 Normal Yes No Yes Plug the unit Power Failed Dead No display Check the button beep Touch the display key pad Can hear the beep sound Go to 7 On the next Page No Reconnect If defective harness replace or fix 1 No Yes Check the connection of Power Cord Normal Reconnect If defective harness replace or fix 2 3 ...

Page 57: ...place the Power PCB 4 No Yes Check the connection of L1 and N at Power cord Normal Reconnect 5 CN01 Check the connection States between CN12 of Main PCB and LED Module and Backlighting Module Is it OK No Yes Replace the LED Module or Backlighting Module 7 Reconnect If defective harness replace or fix If the same phenomenon occurs even though after fixed connection you should replace the Main PCB ...

Page 58: ...lectronics Inc All rights reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Symptom Check Point 1 No heating 2 F9 1 Check Electric Wiring 2 Check Heater s Resistance 3 Check the Sensor thermistor ...

Page 59: ...purposes CHECKING FLOW CHART BY FAILURE Oven does not heat Oven does NOT heat Is the Connector disconnected or loose 1 Electric wiring of Relay PCB All taps 2 Electric wiring of electric element Yes Reconnect If defective harness Replace or fix 1 Unplug the unit No Broil Conv Bake ...

Page 60: ...s reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Check the resistance of each igniter Normal Measure the resistance after cooling down The resistance is shown below No Replace the failed heater 2 Yes Conv Heater Broil ...

Page 61: ...nplug the unit 6 Replace the Relay PCB If the same phenomenon occurs even though after replace Relay PCB you should replace the Main PCB Heater Resistance Ω Approximately Norton Igniter 45 400 SIC Igniter 50 500 Is the value of thermistor normal Refer below Check with the test mode No To enter the test mode follow these steps 1 Press the any button and Mode knob is placed in the Off 2 Press the 4 ...

Page 62: ...Electronics Inc All rights reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Symptom Check Point 1 Door Lock System Failure 2 F 10 1 Check the Electric wiring 2 Check the Motor s Resistance CN06 ...

Page 63: ...Check the terminal looseness of micro switch and door locking motor Normal END No Yes Door lock failed Disconnect the power Reconnect Check the oven door lock switch micro switch measure the resistance Normally open type NO COM Door latch open Door latch Locked Continuity Infinite NO COM Door lock system error F 10 error ...

Page 64: ...oor lock system error F 10 error Normal Yes Yes Yes END No Replace the micro switch Normal Normal END No Replace the door locking motor END No Reconnect Replace the main PCB Check the door locking motor measure the resistance normal approximately 3 9 kΩ abnormal infinite or below 5 Ω Check the looseness of CN02 NO COM CN06 ...

Page 65: ...All rights reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Symptom Check Point 1 Sensing Fail 2 F 1 3 F 2 1 Check the electric wiring 2 Check the test Mode 3 Check the sensor thermistor resistance CN06 CN6 Pin5 ...

Page 66: ... and service purposes CHECKING FLOW CHART BY FAILURE Main oven sensing error F 1 F 2 error Is the Connector disconnected or loose 1 Sensor connection 2 CN06 of Main PCB Yes Reconnect or adjust the connection 1 No Unplug the unit CN06 Sensor connection Sensing Fail F1 F2 ...

Page 67: ...vice purposes CHECKING FLOW CHART BY FAILURE Main oven sensing error F 1 F 2 error No Replace the defective Thermistor 2 Yes CN06 Pin 5 and 6 Is the resistance of thermistor normal Check Pin 5 and 6 of CN6 of Main PCB Normal approximately 1 09 K ohm at 25 3 Replace the Main PCB ...

Page 68: ...10 14 Copyright LG Electronics Inc All rights reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Symptom Check Point 1 Oven hot 2 F 6 1 Check the Resistance of the Relay ...

Page 69: ...reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Oven too hot error F 6 error Check the DLB Relay damage measure the resistance Yes Replace the Relay PCB 1 No Unplug the unit F6 Oven Hot Normal Abnormal Continuity Infinite ...

Page 70: ...y training and service purposes CHECKING FLOW CHART BY FAILURE Oven too hot error F 6 error No Replace the Main PCB 2 Yes 3 Replace the Thermistor Is the resistance of thermistor normal Check Pin 5 and 6 of CN6 of Main PCB Normal approximately 1 09 K ohm at 25 ...

Page 71: ...URE Key does not input Check the Control Lock operation Nomal unlock No key input END END END No No Yes Yes Cancel the Control Lock press the Control Lock key for three seconds Normal No Yes Replace the control panel Replace the main PCB Normal Normal Check the control panel and Find the mechanical malfunction of key ...

Page 72: ... CHART BY FAILURE Check the looseness of oven lamp terminal and harness Check the looseness of connector TAB1 and 9pin of CN04 END No No Yes Normal Yes Normal Oven lamp does not operate Disconnect the power Oven lamp does not operate Reconnect In case of the defective harness replace or fix Reconnect END ...

Page 73: ...aining and service purposes CHECKING FLOW CHART BY FAILURE Oven lamp does not operate Yes Normal No Check the oven lamp measure the resistance Normal approximately 20 40Ω Abnormal infinite Replace the oven lamp Replace the Main PCB END END Abnormal Infinite NO COM ...

Page 74: ... Electronics Inc All rights reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Symptom Check Point 1 Convection Fan Error 2 F 7 1 Check the electric wiring 2 Check the Convection Motor resistance ...

Page 75: ...rmal No Yes Yes Yes No No Convection Fan does not operated Disconnect the power Convection Fan does not operated F7 error Reconnect If defective harness Replace or fix Reconnect If defective harness Replace or fix Replace the Convection Motor Check the Convection Motor s resistance Is it normal Refer to 4 1Page Component Test Replace the Main PCB If the same phenomenon occurs even though after Rep...

Page 76: ...ight LG Electronics Inc All rights reserved Only training and service purposes CHECKING FLOW CHART BY FAILURE Symptom Check Point 1 Sensing Fail 2 F 8 1 Check the probe touches the side panel 2 Check the Main PCB ...

Page 77: ...the DC input of Main PCB Main PCB 1pin 2pin of CN07 5V DC No No Yes Yes Yes No Disconnect the power Probe Shorted F8 error Make the probe and side panel separate Replace the Probe Reconnect If defective harness Replace or fix Replace the Main PCB Probe Shorted F 8 error Check the wiring Is it normal Are the white and black wires connected at the proper locations ...

Page 78: ...e cabinets are square and have sufficient room for range clearance Top burners do not light or do not burn evenly The plug on range is not completely inserted in the electrical outlet Burner slits on the side of the burner may be clogged Improper burner assembly Make sure the electrical plug is inserted into a live properly grounded outlet Remove the burners and clean them Check the electrode area...

Page 79: ...ou touch the BROIL HI LO pad See the USING THE OVEN section in user s guide See the BROILING GUIDE in user s guide Use the broiling pan and grid that came with your range Make sure it is cool Use the broiling pan and grid that came with your range See the USING THE OVEN section in user s guide Moisture collects on oven window or steam comes from oven vent When cooking foods high in moisture Excess...

Page 80: ...erature is too high Allow the oven to cool below locking temperature This can take up to 1 hr after the cycle is complete Oven not clean after a self clean cycle Improper oven controls setting The oven was heavily soiled See the Using the USING THE SELF CLEANING OVEN section in user s guide Clean up heavy spillovers before beginning the self clean cycle Heavily soiled ovens may need to self clean ...

Page 81: ... oven mode knob setting the clock and resetting any cooking function Burning or oily odor emitting from the vent This is normal in a new oven and will disappear in time To speed the process set a self clean cycle for a minimum of 3 hours See the USING THE SELFCLEANING OVEN section Strong odor An odor from the insulation around the inside of the oven is normal for the first few times the oven is us...

Page 82: ... rights reserved Only training and service purposes EXPLODED VIEW DOOR PARTS DRAWER PARTS COOKTOP PARTS CONTROLLER PARTS CAVITY PARTS 9504 9506 5080 8511 W229 9381 W229 9381 EV INTRODUCTION MODEL Customer Model Product Code SVC Model ...

Page 83: ...t LG Electronics Inc All rights reserved Only training and service purposes DOOR PARTS 1382 1035 1020 102S 102U 1000 W222 W225 W243 173U 1008 1466 1008 1015 W321 1035 1009 1735 W108 102L W101 1704 W225 102S EV ...

Page 84: ...Copyright LG Electronics Inc All rights reserved Only training and service purposes CONTROLLER PARTS EV 244C 244A 245A 261A 245C 2002 244A 2221 3075 2053 2374 2385 2006 2050 2045 260K 245B 2047 ...

Page 85: ...y training and service purposes EV COOKTOP PARTS 7384 3913 3975 3976 3971 3979 3974 5950 3982 3998 5946 5540 3006 8521 3946 3945 3945 G058 3978 3973 3977 3056 5947 521R 3964 3965 521L 3961 3962 3963 5948 5949 3980 3981 3972 2058 W294 6041 5149 3101 3029 ...

Page 86: ... LG Electronics Inc All rights reserved Only training and service purposes DRAWER PARTS EV 8513 8517 8512 5505 5505 8708 8504 8512 6008 6008 8508 8508 8524 8523 8507 1009 8523 W230 8501 8514 8513 W228 8602 W230 ...

Page 87: ...032 5124 551U 5501 5511 5535 5932 W233 5407 5406 W232 W124 5545 4002 W230 5512 261B 5063 5611 3109 507S 5039 5036 591L 5904 5906 5502 3063 3502 5512 5149 5533 W230 5802 5021 5516 9384 3108 5556 5931 5951 5509 5408 8550 5332 5462 5405 5942 W115 5536 5955 5903 5905 5535 3006 5465 590L 5036 W129 5090 5539 5944 W291 594U 5921 591U W115 590U 5981 5510 ...

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