LG LRG4111ST Page 3 Service Manual Download

Page: 3 / 74

age

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GENERAL ------------------------------------------------------------------------------------------------ 1-1 ~ 1-5

• Important safety instructions

------------------------------------------------------------------------------------------ 1-1 ~ 1-3

• Model & Serial number label and tech sheet locations

------------------------------------------------------------- 1-4

• Specifications

---------------------------------------------------------------------------------------------------------------------- 1-5

USING YOUR RANGE ---------------------------------------------------------------------------- 2-1 ~ 2-4

• General information

-------------------------------------------------------------------------------------------------------------- 2-1

• Control panel features

-------------------------------------------------------------------------------------------------- 2-2 ~ 2-4

- To turn on on the surface burners

- Setting the Clock

- Start, Clear/Off

- To turn On/Off the oven light

- Timer On/Off

- SETTING : (6 types of category).

- Timed cook, Delayed timed cook(For Bake, Conv. Bake & Roast)

- Broil

- Convection Bake

- Convection Roast

- Warm

- Proof

- Lockout

- Easy clean

COMPONENT ACCESS ------------------------------------------------------------------------ 3-1 ~ 3-20

• Component Locations

---------------------------------------------------------------------------------------------------------- 3-1

• Removing theback,control cover and glass touch assembly

----------------------------------------------------- 3-2

• Removing the spark module(Ig trans) and power control blard(PCB)

----------------------------------------- 3-3

• Service instructions(Signal wire)

--------------------------------------------------------------------------------------------- 3-4

• Removing the cooktop plate

------------------------------------------------------------------------------------------------- 3-5

• Removing the Cooktop Parts

------------------------------------------------------------------------------------------

3-6~3-7

• Removing the Door Switch

---------------------------------------------------------------------------------------------------- 3-8

• Removing the Broil Burner assembly

-------------------------------------------------------------------------------------- 3-9

• Removing the convection Fan blade and fan motor

--------------------------------------------------------------- 3-10

• Removing the oven light & socket assembly

-------------------------------------------------------------------------- 3-11

• Removing the Oven temperature Sensor

------------------------------------------------------------------------------ 3-12

• Removing & Replacing the drawer

--------------------------------------------------------------------------------------- 3-13

• Removing & Replacing the Lift-off Oven Door

----------------------------------------------------------------------- 3-14

• Removing the Oven Door Handle & Glass

------------------------------------------------------------------

3-15 ~ 3-16

• Removing the Oven Door Gasket

----------------------------------------------------------------------------------------

3-17

• Removing a Side Panel

------------------------------------------------------------------------------------------------------ 3-18

• Removing the Oven Valve (Safety Valve) & Gas Pressure Regulator

--------------------------------------- 3-19

TABLE OF CONTENTS

Summary of Contents for LRG4111ST

Page 1: ...30 FreestandingGasSingleOvenRange SERVICE MANUAL MODEL LRG4111ST CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL P NO MFL37118357 July 2016 Printed in Korea Internal Use Only ...

Page 2: ...ght side The power supply of the appliance should be turned off when it is being repaired FORWARD LG Electronics assumes no responsibility for any repairs made on our products by anyone other than Authorized Service Technicians 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 3: ...ions 3 1 Removing theback control cover and glass touch assembly 3 2 Removing the spark module Ig trans and power control blard PCB 3 3 Service instructions Signal wire 3 4 Removing the cooktop plate 3 5 Removing the Cooktop Parts 3 6 3 7 Removing the Door Switch 3 8 Removing the Broil Burner assembly 3 9 Removing the convection Fan blade and fan motor 3 10 Removing the oven light socket assembly ...

Page 4: ...itch 4 3 CONVERSION TO LP GAS 5 1 5 5 Composition of control 6 1 6 4 Wiring Diagram 6 1 Composition of control 6 2 Main PCB 6 3 Touch PCB 6 3 NFC PCB 6 4 Buzzer PCB 6 4 SVC TEST MODE 7 1 7 3 Sequence of SVC Test Mode 7 1 Basic Check Summary 7 3 TROUBLESHOOTING 8 1 8 16 Check the Failure Code 8 1 Failure Code Summary 8 2 Troubleshooting 8 3 8 20 EXPLODED VIEW 9 1 9 6 ...

Page 5: ...e outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Doing 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 ...

Page 6: ...ecome 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 in cabinets above a range or on the back guard of a range Children climbing on the range to reach items could be seriously injured WARNING ALL RANGES CAN TIP INJURY TO PERSONS COULD RESULT INSTALL ANTI T...

Page 7: ...urned Inward and Not Extend Over Adjacent Surface Units To reduce the risk of burns ignition of flammable materials and spillage due to unintentional contact with the utensil the handle of a utensil should be positioned so that it is turned inward and does not extend over adjacent surface units Be sure you know which knobs operate each burner Make sure you turned on the correct burner To prevent b...

Page 8: ...Number label and Tech Sheet locations are shown below Nameplate is located on Left corner of drawer front plate Model Serial Number Location MODEL SERIAL NUMBER LABEL AND TECH SHEET LOCATIONS Tech Sheet Location On Upper Rear Cover ...

Page 9: ...r volume High Low Mute 6 Select Fahrenheit or Celsius temperature Cooktop Material Enamel of element 5 Power LR 9 1k 9 1k RR 5k 5k CR 9 1k 9 1k LF 12k 10k RF 17k 10k Oven Capacity cu ft 6 3 cu ft Broil NAT LP BTU hr 15K 12 5K Bake BTU hr 19K 17K Convection system 14k 12k of Racks 2 Standard Interior oven light auto manual Proof Yes Cook warm Yes Favorites No Door lock out No Broiler pan No Dimensi...

Page 10: ...nual for recommendations of times and temperatures Times rack position and temperatures may vary depending on conditions and food type For best results always check food at minimum time When roasting choose rack position based on size of food item GENERAL INFORMATION Rating Label Model numbers are recorded on the rating label Rating label is located on the left corner of drawer front plate Before ...

Page 11: ...e function of the lower oven 7 BROIL Use to select the Broil function of the oven 8 LIGHT Use to turn the Oven lights of the oven on and off 9 CLOCK Use to set the time of day 10 SETTINGS Use to change the oven settings 11 COOK TIME Use to set the length of the cook time Bake Conv Conv Roast only 12 NUMER PADS Use to enter a temperature and all times 13 START TIME Use to set delay time Bake Conv C...

Page 12: ...he door is opened Touch Light to manually turn the oven light on 5 TIMER ON OFF To cancel timer at any time touch TIMER ON OFF NOTE 1 If you touch TIMER ON OFF once this allows you to select seconds for example if you touch 5 and 6 it means 56 seconds 2 If you touch TIMER ON OFF twice this allows you to select minutes for example if you touch 5 and 6 it means 56 minutes 6 SETTING 6 types of catego...

Page 13: ...ange 7 TIMED COOK DELAYED TIMED COOK For Bake CONV Bake Roast 8 BROIL 9 CONVECTION BAKE 10 CONVECTION ROAST 11 WARM 12 PROOF 13 LOCKOUT For Cooktop control lock 14 EASY CLEAN WARM START WARM PROOF Once WARM Press and hold the Lower CLEAR OFF pad 3 seconds In order to activate or deactivate LOCKOUT START WARM PROOF TWICE PROOF CONV BAKE CONV ROAST BAKE Desired temperature START COOK TIME Desired ti...

Page 14: ...e components and their locations are shown below COMPONENT LOCATIONS Spark module Burner pipe Door switch Oven light Cooktop valve Igniter broil Broil burner Oven Sensor Buzzer PCB Ignition switch Igniter Bake Gas pressure regulator Burner body Oven valve Convection motor Bake burner NFC PCB Main PCB ...

Page 15: ...ontroller sub assembly 8 Pull the controller sub assembly out 9 Replace the Glass touch assembly 5 Separate PCB assembly after unpluging the connectors REMOVING THE BACK CONTROL COVER AND Glass touch ASSEMBLY Control Cover Back Cover 6 Connectors of PCB Eyebrow WARNING DISCONNECT power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all groundin...

Page 16: ...efer to pages 6 1 6 2 for composition of control board Buzzer PCB Main PCB NFC PCB 5 5 connectors of the electrode and a connector of the harness a Disconnect 6 connectors b Remove the 2 screws c Remove the 2 housings by your hands 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...

Page 17: ...from the wall so that you can access the rear panel 3 Remove the 8 screws from the rear control cover and remove the 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 electric shock CAUTION Use caution when handling sheet metal parts...

Page 18: ...crews 5 Remove the 2 screws of cook top plate 3 5 COMPONENT ACCESS REMOVING THE COOKTOP PLATE 6 Remove all 11 screws from cooktop burner housing 7 Lift top up at front 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 electric shock ...

Page 19: ...he 2 release tabs and slide the switch off the valve stem c Remove the valve screw and remove the valve REMOVING THE COOKTOP PARTS 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 electric shock CAUTION The 2 lock tabs on each igniter swi...

Page 20: ...e page 3 5 b Remove the 2 housings and slide the switch off the valve stem c Remove the connector and remove the ignition switch 6 To remove the electrode spark plug a Remove the connector from the spark module b Stretch the electrode bracket c Remove the electrode from the burner housing ...

Page 21: ...o the range 2 Open the oven door 3 Remove the manifold cooktop plate see page from 3 5 for the procedure 4 Remove 2 screws from the duct upper and then remove the duct upper 1 2 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 electric sh...

Page 22: ... assembly 4 To remove the igniter a Perform step 1 3 on this page b Remove the 2 screws and then remove the igniter 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 electric shock Make sure the igniter connector is completely outside when...

Page 23: ...FAN blade and Fan motor Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut Nut CAUTION Be careful not to bend the fan blade Doing so can result in vibration noise and poor performance of convection when operating Wire connection Wire connection Wire connection Wire connection Wire connection Wire connection Wire connection Wire conne...

Page 24: ...ocket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Socket Clips Viewed From Rear Panel C...

Page 25: ...move the oven sensor 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw 1 screw Oven temperature 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 ...

Page 26: ...ick approximately 2 inch Pull the drawer open again to seat bearing glides into position REMOVIING REPLACING THE DRAWER CAUTION Disconnect the electrical power to the range at the main fuse or circuit breaker panel Failure to do so can result in severe personal injury death or electric shock CAUTION DO NOT touch interior surfaces of oven between door and drawer During and after use do not touch in...

Page 27: ... 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 Unlock Hinge arm Indentation Bottom edge ...

Page 28: ...andle air guide a Remove 2 screws from air guide and then remove the air guide by lifting that b Remove 2 screws from handle and then remove the door bracket and door handle 5 screws Bracket 2 Screws 2 screws 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 so can result in sev...

Page 29: ...ottom e Remove the hinge hanger after removing the door frame 8 To remove the oven door glass assembly Lift the inner oven door glasses and bracket assembly out of the door inner assembly REASSEMBLY NOTE When you reinstall the insulation around the oven door glass make sure that the insulation is not visible in the glass after the door is reassembled 4 Screws lnner Oven Door Glass Bracket Inner ov...

Page 30: ...oor gasket Door gasket Door gasket Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Gasket clip Liner...

Page 31: ...l so you can access the back of the unit 4 Remove the back cover see step 4 on 3 2 for procedure 5 Remove the manifold panel cooktop plate see page 3 5 for the procedure 6 Remove the 6 screws from the top of the side panel 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 i...

Page 32: ...plier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting Gas supplier fitting 2 screws 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 fittings 2 f...

Page 33: ...gh 3 Resistance checks must be made with the power cord unplugged from the outlet and with the wiring harness or connectors disconnected Before testing any 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 servicing Failure to do so can result in death ...

Page 34: ...sensitive to temperature Do test after cooling down sufficiently Door switch 1 Refer to pages 3 8 3 10 for the servicing procedure 2 Measure the resistance after cooling down Multiple meter scale R x 1 Door open Door closed Continuity Infinite Oven lamp 1 Measure the resistance after cooling down Multiple meter scale R x1 Normal Approximately 25 7 Ω 10 If not replace Igniter Type 1 1 Remove wire l...

Page 35: ...alve 1 Refer to page 3 28 for servicing procedure 2 Measure the resistance after cooling down Multiple meter scale R x 1 Normal Approximately 1 3 Ω If not replace Ignition switch 1 Refer to pages 3 6 3 7 for servicing procedure 2 Measure the resistance by rotating the cam of each switch slowly Multiple meter scale R x 1 approximately 40 80 other Continuity Infinite Upside Downside ...

Page 36: ...cated at the rear of the range 3 CONVERTING YOUR REGULATOR 1 Unscrew the hex nut cap by using an adjustable wrench 2 Separate plastic cap and hex nut cap by turning the plastic cap to 90 3 Flip the plastic cap and then assemble back 4 Screw the hex nut cap back into the regulator Do not over tighten WARNING Do not remove the gas pressure regulator from the range LPG Natural Gas pressure regulator ...

Page 37: ...fices Broil and Bake burner orifices Conversion kit LRG4111 V V AA H LRG4111 M M Q Q W LR LF RR RF CTR Q F Broil and Bake C I Broil and Bake Orifice Locations for LP Gas WARNING Turn off the electrical supply and gas supply going to the range Replace all panels and parts before operating RECONNECT all grounding devices Failure to do so can result in severe personal injury death or electric shock C...

Page 38: ... future conversion NOTE If an orifice spud is accidentally dropped the cooktop plate can be raised see the page 3 6 Self threading screw Choke 18 5k burner base Fig Q F Broil and Bake C I Broil and Bake LRG4111 V V C AA H LRG4111 M M Q Q W LR LF RR RF CTR WARNING Turn off the electrical supply and gas supply going to the range Replace all panels and parts before operating RECONNECT all grounding d...

Page 39: ...he broil burner s air shutter should also be fully open Check the flame size The flame should have approximately 1 inch blue cones After operating the burner for 30 seconds check for flame stability If the flame is lifting off of the burner ports gradually reduce the air shutter opening until flames have stabilized Some yellow tipping may be normal when used on LP See sstep 8 Counterclockwise to 0...

Page 40: ...nal gas NOTE The choke for the 18 5k top burner must be removed when converting the range back to natural gas CONVERSION TO LP GAS 8 CHECK QUALITY OF THE FLAMES The combustion quality of the burner flames needs to be determined visually A Yellow Flames Further Adjustment Required B Yellow tips on outer cones Normal for LP Gas C Soft Blue flames Normal for Natural Gas NOTE If burner flames look lik...

Page 41: ...Composition of control 6 1 1 Wiring Diagram ...

Page 42: ...6 2 Composition of control Front Back Controller assembly 2 Composition of control Touch PCB P N EBR80089901 NFC PCB P N EBR78789101 Buzzer PCB P N EBR76332902 Main PCB P N EBR80595313 ...

Page 43: ...6 3 Composition of control Main PCB P N EBR80595313 Touch PCB P N EBR80089901 CN62 CN22 CN53 CN01 CN20 CN50 CN62 CN60 ...

Page 44: ...6 4 Composition of control NFC PCB P N EBR78789101 Buzzer PCB P N EBR76332902 ...

Page 45: ...press the Clear button 2 press the BAKE and BROIL buttons at the same time 3 press the BAKE and BROIL buttons at the same time again 4 press the NUM 0 button 5 Press the START button SEQUENCE OF SVC TEST MODE Model Option Software version Only software version is displayed at the left digits ...

Page 46: ...isplayed 6 Whenever you input the START button the relay operation sequence should be as seen below Relay Operation Sequence Broil Conv Heater Conv Fan Lo Conv Fan High RY 53 RY 52 RY 62 RY 61 RY 60 DLB 1 2 3 4 5 6 7 8 9 10 11 12 Step Active Load Icon SW Version ...

Page 47: ... F1 F2 Check Sensor resistance Symptom Conv Fan open F7 Check All Conv fan relays Symptom Oven lamp not operating Check the Lamp coil s resistance Symptom Oven hot F6 Check All heater relays are open shorted Symptom no heating F9 Check All heater relays and DLB relay are open ...

Page 48: ...ure code following these steps 1 Press the CLEAR button 2 Press the BAKE and BROIL buttons at the same time If the oven has a malfunction the Oven will show the failure Code like FIG 1 If the oven does not have any failure the Oven will look like FIG 2 NOTE After checking the F code press the CLEAR button to remove all codes FIG 1 FIG 2 Type of F Code Type of F Code Time of the failure occurrence ...

Page 49: ...sly for 2 minutes during cooking except self cleaning During cook if convection fan does not operate while 1 minute cumulative time in the period of convection fan operation EXCEPT PROOF WARM and EASY CLEAN Starting temperature of 130 or less and the oven door is closed the oven inside temperature does not go up more than 10 compared with the starting temperature for 5minutes after the start of co...

Page 50: ...TROUBLESHOOTING 8 3 3 Troubleshooting Symptom Check Point 1 Power Failure Dead 2 No Display 1 Check Electrical Wiring 2 Check the Main PCB Input Voltage with CN01 CN01 ...

Page 51: ...he beep sound Replace the Main PCB No Reconnect If defective harness replace or fix 1 No No Check the connection of Power Cord Normal Reconnect If defective harness replace or fix 2 3 Check the AC input of Main PCB Main PCB CN01 Pin 1 and 3 120V AC No Yes Replace the Main PCB 4 No Yes Check the connection of L and N at Terminal block Normal Reconnect Replace the Main PCB 5 ...

Page 52: ...OOTING 8 5 Broil Igniter Conv Bake Igniter Broil Safety valve Conv Bake Safety valve Symptom Check Point 1 No heating 2 F9 1 Check Electrical Wiring 2 Check igniter s Resistance 3 Check the Sensor E A B C D H I ...

Page 53: ...8 6 TROUBLESHOOTING Symptom Check Point 1 No heating 2 F9 1 Check Electrical Wiring 2 Check Igniter s Resistance 3 Check the Sensor CN60 ...

Page 54: ...2 Electric wiring of electric element Yes Reconnect If defective harness Replace or fix 1 Conv bake igniter Broil igniter Unplug the unit ICheck the resistance of each igniter Normal Measure the resistance after cooling down The resistance is shown below No Replace the failed igniter 2 yes No Broil igniter Conv bake igniter ...

Page 55: ... the same time again 4 press the NUM 3 button Normal Themistor value at room temp is from 70 F to 90 F Yes Go to No 6 4 No Range Of the resistance Plug in the unit Is the resistance of thermistor normal Check Pins 4 and 5 of CN60 in main PCB Normal approximately 1 09kΩ at 25 C No Replace the defected Themistor 5 Yes Unplug the unit CN60 6 Replace the Main PCB igniter Resistance Ω Approximately Nor...

Page 56: ...8 9 TROUBLESHOOTING Symptom Check Point 1 Sensing Fail 2 F1 3 F2 1 Check the Electrical Wiring 2 Check the Test Mode 3 Check the Sensor s Resistance CN60 ...

Page 57: ... Sensor connection 2 CN60 of Main PCB Yes Reconnect or adjust the connection 1 Sensor connection Unplug the unit Is the resistance of thermistor normal Check Pins 4 and 5 of CN60 in main PCB Normal approximately 1 09kΩ at 25 C No No Replace the defective Thermistor 2 CN60 CN60 Yes ...

Page 58: ...ollow these steps 1 press the CLEAR button 2 press the BAKE and BROIL buttons at the same time 3 press the upper BAKE and BROIL buttons at the same time again 4 press the NUM 3 button Normal Themistor value at room temp is from 70 F to 90 F Yes Go to No 1 3 No Plug in the unit Current Oven temp Replace the Main PCB 4 ...

Page 59: ...TROUBLESHOOTING Broil Igniter Conv Bake Igniter Broil Safety valve Conv Bake Safety valve Symptom Check Point 1 Oven hot 2 F6 1 Check the Resistance of the Relay 2 Check the Sensor s Resistance E A B C D H I ...

Page 60: ...8 13 TROUBLESHOOTING Symptom Check Point 1 Oven hot 2 F6 1 Check the Resistance of the Relay 2 Check the Sensor s Resistance CN60 ...

Page 61: ...pproximately 1 09kΩ at 25 C No Replace the defective Thermistor 1 Unplug the unit CN60 Is the igniter relay normal Measure the resistance of igniter relay and Live Normal infinite Abnormal shorted No Replace the Main PCB 2 Tab 01 and Tab 53 RY53 Broil igniter Relay Tab 01 and Tab 52 RY52 Convection igniter Relay Yes Yes ...

Page 62: ...value of thermistor normal Refer below Check with the test mode To enter the test mode follow these steps 1 press the CLEAR button 2 press the BAKE and BROIL buttons at the same time 3 press the BAKE and BROIL buttons at the same time again 4 press the NUM 3 button Normal Themistor value at room temp is from 70 F to 90 F No Replace the Main PCB 4 Plug in the unit Current Oven temp ...

Page 63: ...8 16 TROUBLE SHOOTING Symptom Check Point 1 Convection Fan not working 2 F7 1 Check the Resistance of the Relay 2 Check the Motor s Resistance CN62 ...

Page 64: ...lug the unit Fan High Is the fan motor relay normal Measure the resistance of fan motor relay and Live Normal infinite Abnormal shorted It is also sure to disconnect the connector No Replace the Main PCB 2 Conv Fan High Conv Fan Low 1st pin of CN62 and cathode of D503 RY 61 3rd pin of CN62 and cathode of D503 RY 62 Yes Fan Low Fan motor Resistance Ω Approximately Fan High 25 10 Fan Low 30 10 Yes ...

Page 65: ...ted or loose Check all connectors and harnesses that are associated with the convection fan Reconnect If defective harness replace or fix If the same phenomenon occurs even though after fixed connection you should replace the Main PCB Replace the Main PCB 3 ...

Page 66: ...8 19 TROUBLE SHOOTING Symptom Check Point 1 Key not working 2 F3 Error 1 Check the Electrical Wiring ...

Page 67: ...e the Control panel With Glass Touch PCB And then check button operation using key test mode To enter the test mode follow these steps 1 press the CLEAR button 2 press the BAKE and BROIL buttons at the same time 3 press the BAKE and BROIL buttons at the same time again 4 press the NUM 7 button 5 Check the button Refer to the next page appendix 2 3 Plug in the unit If button is not operated Replace...

Page 68: ...EXPLODED VIEW EV INTRODUCTION DOOR PARTS DRAWER PARTS COOKTOP PARTS CONTROLLER PARTS CAVITY PARTS 9504 9506 W229 8511 MODEL Customer Model Product Code SVC Model ...

Page 69: ...DOOR PARTS 102U 102L 1009 1035 1015 1035 1020 1008 173U 1000 W243 W222 W101 1704 1735 W101 1704 173U 1021 102S 1455 EV ...

Page 70: ...2034 2050 203L 203R 2051 2006 2501 260M 2001 260B 260K 2043 2042 2044 2381 2385 3106 CONTROLLER PARTS EV ...

Page 71: ...62 3960 3964 3950 3951 3951 3954 381A G039 3981 G039 3982 3995 3984 3983 G045 G106 5331 3991 W323 5201 3992 3993 3994 3945 3976 3976 3977 3973 3978 3972 W294 3990 3979 3056 3402 3099 3974 G058 G058 W294 W294 3946 3945 2441 2441 2441 2441 W293 W293 W293 W293 W293 3980 G035 ...

Page 72: ...DRAWER PARTS 8517 8512 8524 8504 5505 8602 5505 8514 8513 8501 8501 8513 W228 W228 6008 851D 851D 6008 8508 8508 8508 8508 8507 EV ...

Page 73: ...0 W129 5904 5955 5462 3057 W102 5510 5019 5556 5951 5931 5942 5981 9384 5408 5405 5039 3954 591L 5332 5903 5905 5504 546R 5504 546L 5545 5536 5932 W124 594U W124 W233 W115 W115 5407 W232 5921 5802 5021 5463 W291 W230 5516 591U W230 W291 W115 5406 5944 590U 4002 5535 5512 3057 5510 3501 593N W291 ...

Page 74: ......

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