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LG LRE30757SB, Service Manual

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LG LRE30757SB Service Manual Download Page 78

CAVITY PARTS

5505

W231

W231

W231

W231

W231

W146

W231

W146

W236

5063

5409

5509

5037

5517

5514

5506

3006

5510

5070

5503

5507

3006

5502

5501

5508

3007

5021

5511

3013

3063

3044

3144

3501

3502

3503

3504

5019

W230

W230

W230

W172

5516

5516

4002

5512

5515

5512

5014

W172

5505

W231

5507

W231

5507

5513

5401

W109

5407

3202

W233

5521

5407

3202

W233

5521

W109

W109

W109

W109

W109

W109

W109

W109

W109

W235

W109

5404

5504

5404

5504

W109

W109

W109

W130

5510 

W109

5016

W234

W232

W232

W232

W232

W234

W144

#EV#

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Summary of Contents for LRE30757SB

Page 1: ...ERVICE MANUAL MODEL LRE30757ST LRE30757SW LRE30757SB CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL Website http biz lgservice com P NO MFL37118302 January 2008 Printed in Korea 삼 흥 정 판 Internal Use Only ...

Page 2: ...our dealer If the power cord is defective it must be replaced by a qualified service agent with a UL listed range cord Electrical leads and cables should not be allowed to touch the oven Rating plate is located on the left side of warming drawer The power supply of the appliance should be turned off when it is being repaired FORWARD LG Electronices assumes no responsibility for any repairs made on...

Page 3: ... Bake Convection Roast Favorites Cook Warm Oven lockout Changing hour mode on clock 12HR 24HR Proof Self Clean Warming drawer COMPONENT ACCESS 3 1 3 17 Component Locations 3 1 Removing the Back Control cover and Key membrane Assembly 3 2 Removeing the Control Power Supply and Power Control Board PCB 3 3 Removing the Surface Element and the Ceramic Glass Cooktop 3 4 Removing the Door Latch and the ...

Page 4: ...RF 4 8 COMPOSITION OF CONTROL 5 1 5 4 Main PCB 5 2 Cook top display PCB 5 3 Cook top relay PCB 5 4 Oven relay PCB 5 4 FAILURE MODE FLOW CHART 6 1 6 11 No display No power 6 1 6 4 Oven does not heat 6 5 6 7 Cook top does not heat 6 8 6 9 Oven lamp does not operate 6 10 No key input 6 11 FAILURE CODES 7 0 F CODE FLOW CHART 7 1 7 10 F 1 error 7 1 F 2 error 7 2 7 4 F 3 F 4 error 7 5 7 6 F 6 error 7 7 ...

Page 5: ...s Failure to do so can result in severe personal injury death or electrical shock DO NOT touch heating elements or interior surfaces of oven Heating element may be hot even though they are dark in color 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 heating elements or interior surfaces of oven un...

Page 6: ...on WARNING DO NOT touch heating elements or interior surfaces of oven Heating element may be hot even though they are dark in color 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 heating elements or interior surfaces of oven until they have had sufficient time to cool Other surfaces of the applian...

Page 7: ... goes on or three long beeps sound oven is malfunctioning in the self clean mode Turn off or disconnect appliance from power supply and have serviced by a qualified technician VENTILATING HOODS Clean Ventilating Hoods Frequently Grease should not be allowed to accumulate on hood or filter When flaming foods under the hood turn the fan on OVEN Use Care When Opening Door Let hot air or steam escape ...

Page 8: ...ial Number label and Tech Sheet locations are shown below Model Serial Number Location MODEL SERIAL NUMBER LABEL MODEL SERIAL NUMBER LABEL AND TECH SHEET LOCA AND TECH SHEET LOCATIONS TIONS Tech Sheet Location On Low Rear Cover ...

Page 9: ...ming rack Oven Interior W x H x D Exterior Width Exterior Height Exterior Depth Net weight Lbs Kg Rating 30 Freestanding WH BK STS Keypad Keypad Scroll VFD Yes Yes Yes Option 6 categories 1 Convection auto conversion 0n 0ff 2 Thermostat Adjustment 3 Language English or Spanish 4 Preheating alarm light On Off 5 Beeper Volume loud normal low mute 6 Temperature unit F C Ceramic glass 5 6 1 200 6 1 20...

Page 10: ...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 Upper element lower element Rear element some model and fan operate during convection bake Convection bake should be used for cooking casseroles and roasting meats Oven should be preheated for best results when using convection bake Pans do not need to b...

Page 11: ...o set the amount of time you want your food to cook The oven will shut off when the cooking time has run out 11 START TIME PAD Use along with BAKE CONV BAKE CONV ROAST COOK TIME and SELF CLEAN pads to set the oven to start and stop automatically at a time you set 12 COOK WARM PAD Press to keep cooked foods warm See page 2 4 for pad operation 13 FAVORITES PAD Press to set favorite cooking 14 OPTION...

Page 12: ...ally turns ON when the door is opened The oven light may also be manually turned ON or OFF by pressing the OVEN LIGHT pad Note The oven light cannot be turned on if self clean feature is active 4 TIMER ON OFF To cancel timer at any time touch TIMER ON OFF pad Note 1 If you press TIMER ON OFF pad once this allows you to select seconds for example if you press 5 and 6 it means 56 seconds 2 If you pr...

Page 13: ...HOUR MODE ON CLOCK 12HR 24HR 14 PROOF 15 SELF CLEAN 2 4 USING YOUR RANGE CONV BAKE Desired Temp START CONV ROAST Desired Temp START START FAVORITES Once Bread Twice Meat 3 times Chicken START SELF CLEAN Once 3 hour Twice 2 hour 3 times 4 hour START COOK WARM Press and hold the START pad for 3 seconds to activate or reactivate LOCKOUT START PROOF Press and hold the START pad for 3 seconds Press 1 p...

Page 14: ...y Do not use plastic wrap to cover food Plastic may melt onto the drawer and be very difficult to clean Use only utensils and cookware recommended for oven use in the Warming Drawer To set the warming drawer control 1 Press the ON OFF pad at the WARMING DRAWER position The indicator light will flash If no further pads are pressed within 25 seconds the display will clear 2 Press once to turn on the...

Page 15: ...elow COMPONENT LOCA COMPONENT LOCATIONS TIONS Broil Heater Convection Heater Oven Sensor Door Switch Surface Elements Door Locking Motor Micro Switch Cook Top Main PCB Main PCB Bake Heater Hinge Hanger Warming Drawer Heater Oven Light LVT Convection Heater Door Latch Assembly Convection Motor Convection Motor Oven Relay PCB Cook Top Display PCB ...

Page 16: ...KEY Membrane the controller sub assembly should be separated in whole REMOVING THE BACK CONTROL COVER REMOVING THE BACK CONTROL COVER AND KEY MEMBRANE SUPPOR AND KEY MEMBRANE SUPPORT ASSEMBL T ASSEMBLY Y Control Cover Back Cover 5 Remove the 5 screws of PCB assembly and separate PCB assembly after unpluging the connectors PCB Assembly 4 Screws Pull Lift up WARNING DISCONNET power supply cord from ...

Page 17: ... in default mode and check main pcb NOTE Refer to the page 5 1 5 4 for composition of control board 5 To remove the control power supply a Disconnect 2 connectors b Remove the one screw Cook top Relay PCB Main PCB 2 Connector 1 Screw Oven Relay PCB WARNING DISCONNET power supply cord from the outlet before servicing Replace all panels and parts before operating RECONNECT all grounding devices Fail...

Page 18: ... b Remove the element bracket screw shown above for the element you are servicing d Carefully lift the bottom of the bracket just far enough to remove the element REASSEMBLY NOTE When you reinstall the element make sure that the wires are inserted into the correct tap then reinstall the bracket screw to secure it to the cooktop 3 4 COMPONENT ACCESS REMOVING THE SURF REMOVING THE SURFACE ELEMENTS A...

Page 19: ... cooktop see page 3 4 for the procedure b Remove the door switch from the range To do this squeeze tabs and use a ratchet extension or a small socket and tap it out of the hole with a hammer c Disconnect the wires from the terminals 2 Screws Unhook Actuating Rod Wires Door Switch WARNING DISCONNET power supply cord from the outlet before servicing Replace all panels and parts before operating RECO...

Page 20: ...nt forward so that you can access the terminals and disconnect the wires 2 Rear bracket Screws 2 Upper bracket Screws 2 Terminals WARNING DISCONNET 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 ele...

Page 21: ...e element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bake element Hidden bak...

Page 22: ...from inside oven 8 To remove Fan motor assembly disconnect wire connection and remove the three bracket screws 9 Pull the fan motor assembly forward REMOVING THE CONVECTION ELEMENT REMOVING THE CONVECTION ELEMENT F FAN BLADE AND F AN BLADE AND FAN MOT AN MOTOR OR Fan cover Convection heater Nut Fan cover Screws 3ea Mounting Screws 3ea Fan motor Screws 2ea Cavity Inner Outer Fan blade Support Washe...

Page 23: ...ips 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 Socket Clips Viewed From Rear Pa...

Page 24: ...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 temperature drops to approximately 500F after end of the self clean or lock out feature is reactivated The motor o...

Page 25: ...in oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connector Main oven Sensor connect...

Page 26: ...2 rear bracket screws 2 rear bracket screws Sensor cover screw Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket screws Rear bracket scre...

Page 27: ...Push the hinge locks up against the front frame of the oven cavity to the locked position Step 5 Close the oven door To remove the door Step 1 Fully open the door Step 2 Pull the hinge locks down toward Fig 1 the door frame to the unlocked position Step 3 Firmly grasp both sides of the door at the top Step 4 Close door to the door removal position which is approximately 5 degrees refer to the Fig ...

Page 28: ... top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 top liner screws 4 ...

Page 29: ...e hanger screws Hinge hanger screws lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulation cover lnsulat...

Page 30: ... gasket Door gasket Door gasket Door gasket Door gasket Door gasket Door gasket Door gasket Door gasket Door gasket Door gasket Door gasket Door 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 c...

Page 31: ... screws from the rear panel and remove the panel see step 3 4 on page 3 2 5 Raise the cooktop see page 3 4 for the procedure NOTE Position the side of the cooktop so that it does not rest on the side panel that you are removing 6 Remove the two screws from the top rear of the side panel WARNING DISCONNET power supply cord from the outlet before servicing Replace all panels and parts before operati...

Page 32: ...connectors far enough 3 Resistance checks must be made with power cord unplugged from outlet and with wiring harness or connectors disconnected NOTE Below Ω value were tested at room temperature 77F 25 C Before testing any of components perform the following checks WARNING Disconnect power supply cord from the outlet before servicing Replace all panels and parts before operating Reconnect all grou...

Page 33: ...le meter scale R x 1000 1 Refer to page 3 3 for the servicing procedure 2 Measure the resistance Multiple meter scale R x 1000 Normal Approximately 27 Ω 10 If not replace Components Test procedures Results NO COM Normal Approximately 2 6 kΩ 10 If not replace Abnormal Infinite open below 5Ω shorted Door latch open Door latch Locked Continuity Infinite NOTE After checking for the continuity of switc...

Page 34: ...al Approximately 1 09 kΩ 10 If not replace Door open Door closed Continuity Infinite NOTE Oven sensor is so sensitive to temperature Do test after cooling down sufficiently 1 Refer to page 3 12 for the servicing procedure 2 Measure the resistance after cooling down Multiple meter scale R x 1000 Normal Approximately 4 6 kΩ 10 If not replace NOTE Oven sensor is so sensitive to temperature Do test af...

Page 35: ...sure the resistance after cooling down Multiple meter scale R x1 Normal Approximately 17 Ω 10 If not replace 1 Refer to page 3 12 for the servicing procedure 2 Measure the resistance after cooling down Multiple meter scale R x1 Normal Approximately 95 Ω 10 If not replace NOTE Ω Value was tested at room temperature 77F 25 C Be careful the element is sensitive to temperature NOTE Ω Value was tested ...

Page 36: ...4 5 Oven lamp 1 Measure the resistance after cooling down Multiple meter scale R x1 Components Test procedures Results Normal Below 5 Ω If not replace ...

Page 37: ...test leads to limiter terminals 1A and 2A The meter should indicate continuity 0Ω 6 Touch the ohmmeter test leads to limiter terminals 1B and 2B With the temperature below 150 F the meter should indicate an open circuit infinite With the temperature above 150 F the meter should indicate continuity 0Ω Components Test procedures Results Normal Approximately 46 Ω If not replace Normal continuity belo...

Page 38: ...erminals 1A and 2A the meter should indicate continuity 0 Ω 6 Touch the ohmmeter test leads to limiter terminals 1B and 2B With the temperature below 150 F the meter should indicate an open circuit infinite With the temperature above 150 F the meter should indicate continuity 0 Ω Components Test procedures Results Normal Approximately 565 Ω If not replace Normal continuity below 0 5 Ω If not repla...

Page 39: ...meter should indicate continuity 0 Ω 6 Touch the ohmmeter test leads to limiter terminals 1B and 2B With the temperature below 150 F the meter should indicate an open circuit infinite With the temperature above 150 F the meter should indicate continuity 0 Ω 4 8 Dual surface element Right Front RF Components Test procedures Results Normal Approximately 32 Ω Normal Approximately 55 Ω Normal continui...

Page 40: ...t Back Back Controller assembly Main PCB P N 6871W1N009E Front Back Cook top display PCB P N 6871W1N010E Front Back Cook top relay PCB P N 6871W1N011D Front Back Oven relay PCB P N EBR32401002 Front Back PCB case assembly Key pad assembly ...

Page 41: ... Warming drawer display control Cook top heater control Warmer zone RR LR RF LF Cook top display control Oven lamp door lock motor convection fan control Detecting oven temperature warming drawer temperature Buzzer sound control Key entry Door open close Door lock unlock detection Error mode detection and pop up Supervising hot cook top element P N 6871W1N009E COMPOSITION OF CONTROL ...

Page 42: ...ft Rear Left Front power level indication Dual radiant surface elements Right Front inner outer power level indication Dual radiant surface element size indication Right Front inner outer Single radiant surface elements warming zone Center Rear power level indication P N 6871W1N010E COMPOSITION OF CONTROL ...

Page 43: ...al Radiant Surface Elements Right Front INNER OUTER on off power level relay switching Single Radiant Surface Elements Warming Zone Center Rear on off power level relay switching Supervising cook top element hot Warm drawer power level 5 level indication P N 6871W1N011D Oven relay PCB Oven relay PCB Main function Oven heater on off relay switching DLB Broil Bake Warming drawer convection P N EBR32...

Page 44: ...y input Yes No Yes Some beep sound Cook top display blank Check AC input voltage of Main PCB Main PCB CN2 pin 1 and 3 Replace the cook top display PCB 010E 4 5V 5 5V END Replace the main PCB 009E END 1 CN14 Pin 10 and 12 The voltage should be 4 5V 5 5V Main PCB 009E No Yes No Check the thermal fuse See the page 3 1 Go to page 6 4 ...

Page 45: ...Yes No Yes Some beep sound Warming drawer display blank Check AC input voltage of Main PCB Main PCB CN2 pin 1 and 3 Replace the warming drawer display PCB 011D 4 5V 5 5V END Replace the main PCB 009E END 1 CN16 Pin11 Voltage should be 4 5V 5 5V Main PCB 009E No Yes CN9 Pin1 No Check the thermal fuse See the page 3 1 Go to page 6 4 ...

Page 46: ...splay Enter key input Yes No Yes Some beep sound Oven display blank Check AC input voltage of Main PCB Main PCB CN2 pin 1 and 3 Replace the main PCB 009E END 1 No display No power Go to page 6 4 No Check the thermal fuse See the page 3 1 ...

Page 47: ...defective harness 1 Check the power transformer Refer to the below measure LVT coil resistance Normal approximately Fig 1 Primary S3 S2 S1 P Secondary Fig 1 Side Lead Color DCR Ω P S1 S2 S3 black white yellow blue yellow green green red red 25 28 4 2 4 9 1 5 1 8 1 1 1 3 Replace the Main PCB 009E Normal END Replace the power transformer END No Yes ...

Page 48: ...over 5 minutes on preheating where door is closed except proof and cook warm During cook No Heating Main Oven Disconnect power Check for loose connections at bake broil convection heater terminal and harness Check the bake heater measure the resistance after cooling down Normal approximately 17Ω Normal END Continued on the next page No Yes Reconnect If defective harness replace or fix ...

Page 49: ...ter cooling down Normal approximately 14Ω Normal END No Yes Replace the bake heater Check the convection heater measure the resistance after cooling down Normal approximately 17Ω Normal END No Yes Replace the broil heater Normal END No Yes Replace the convection heater Continued on the next page ...

Page 50: ...Check the oven sensor measure the resistance after cooling down Normal approximately 1 09kΩ Normal END Reconnect No Yes Replace the oven relay PCB 02 Normal Replace the main PCB 009E Replace the oven sensor END END For further check of main PCB Refer to the appendix A No Yes Normal Yes ...

Page 51: ...g All or a part of cook top heaters Disconnect power Check for loose connection at board 011B PCB to cook top heaters Check for loose connector main PCB 009E CN9 and CN16 Normal END No Yes Reconnect If defective harness replace or fix Continued on the next page ...

Page 52: ...d pull the cook top relay PCB 011D forward from the PCB case Inspect the cook top relay PCB 011D Wide pattern Live part blown out pin to pin short or connector harness damaged Normal END No No Yes Repair and fix END Replace the Cook top relay PCB 011D END Replace the main PCB 009E Repairable by yourself Yes No Yes ...

Page 53: ...or fix END Replace the oven lamp END No No Yes Normal Normal END No Yes Yes END Reconnect Oven lamp does not operate Disconnect power Check for loose connection of oven lamp terminal and harness Check for loose connector main PCB CN1 Check the oven lamp measure the resistance Normal Below 5 Ω Abnormal infinite Abnormal Infinite ...

Page 54: ...put Key does not input Reconnect the main PCB connector CN11 and CN20 more than two times Normal Yes Some keys or All keys Normal END END All END Yes No No Some Replace the main PCB 009E Replace the main PCB END Replace the keypad assembly ...

Page 55: ...orted F1 F2 F3 F4 DISPLAY SHOWS CAUSE CORRECTIVE ACTION A Perform step 1 through 2 above B Open the back panel and check continuity of the sensor and Control PCB C Disconnect sensor from harness D Measure Ω value between connector pins Approximately 50kΩ at room temperature 77F 25 C Measure value between sensor chassis and any connector pins Ω value should read OPEN if there is any problem Replace...

Page 56: ...rt for 60 seconds Key short error F 1 Plugged out the power remove keypad tail and check F 1 error recur or not after plugging in the power Remove the main PCB 009E harness and pull the PCB 009E forward from the PCB case Replace keypad or keypad assembly Disconnect power recur Yes Front Back Normal Repairable by yourself END Yes Yes No No No END Replace the main PCB 009E Repair and fix END ...

Page 57: ...itch does not operate properly after rotating twice then supervising circuit detects a Door Lock failure and the F 2 error code appears Reconnect Normal END No Yes Door lock failed Disconnect power Check for loose connection on the micro switch and the door locking motor Check the oven door lock switch micro switch measure the resistance Normally open type NO COM Door latch open Door latch Locked ...

Page 58: ...nect Check the door locking motor measure the resistance normal approximately 2 6kΩ abnormal infinite or below 5 Ω Remove the main PCB 009E harness and pull the PCB 009E forward from the PCB case Check for loose connector Front main PCB CN4 Front CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 CN4 3 2 1 ...

Page 59: ...4 F CODE FLOW CHART Door lock system error F 2 error Inspect connector pin solder of CN4 Back main PCB CN4 Back If pin solder is cracked repair and re use CN4 Cracked Replace END Repair and fix END No Yes ...

Page 60: ...s short for over 1 min after cook starts During cook During cook Main oven sensing failed Disconnect power Main oven sensing error F 3 F 4 error Check for loose oven sensor connector Check the main oven sensor measure the resistance after cooling down Normal approximately 1 09kΩ Normal END Reconnect No Yes Normal Replace the main oven sensor END No Yes Continued on the next page ...

Page 61: ...ont main PCB CN6 Normal No Yes END Reconnect and replace the bad harness Inspect connector pin solder of CN6 Back main PCB CN6 Back If pin solder is cracked repair and re use Cracked Replace END Repair and fix END No Yes CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6 CN6...

Page 62: ...ng operate Warming drawer sensing failed Disconnect power Warming drawer sensing error F 6 error Check for loose warming drawer sensor connector Check the warming drawer sensor measure the resistance after cooling down Normal approximately 4 6kΩ Normal END Reconnect No Yes Normal Replace the warming drawer sensor END No Yes Continued on the next page ...

Page 63: ...oking During cook Not self clean mode Oven is too hot F 9 Disconnect power Remove the oven relay PCB 02 harness and pull the oven relay PCB 02 forward from case Oven too hot error F 9 error Check for a welded bake relay measure the resistance Normal No END Replace the oven relay PCB Welded Normal Continuity Infinite Continued on the next page ...

Page 64: ...LOW CHART Oven too hot error F 9 error Normal No END END Replace the oven relay PCB 02 Replace the main relay PCB 009E Yes Yes Check for a welded broil relay measure the resistance Welded Normal Continuity Infinite ...

Page 65: ...B Refer to the page 6 1 6 4 Verify power is present at unit Verify that the circuit breaker is not tripped Replace household fuse capacity Check circuit breaker Repair or replace wiring see wiring diagrams Test and or replace element Test and or replace PCB Refer to the page 6 5 6 7 Verify all connections are clean and tight replace broken wires Test and or replace cook top PCB Refer to the page 6...

Page 66: ... down period after self clean cycle not complete Improper use of oven e g being used to heat the home Worn or broken broil stop roller Replace power control board PCB Replace power control board PCB Verify power is present at unit Verify that the circuit breaker is not tripped Replace household fuse but do not fuse capacity Refer to Owner s manual instructions Verity all connections are clean and ...

Page 67: ... controlled Oven sensor needs to be adjusted Adjust hinges or replace hinges Adjust or replace hinges Adjust hinges outward Do not cover racks with foil Install tempered glass toward the heat Do not use harsh abrasives or scouring pads See Owner s manual intructions Apply a small amount of vegetable oil to a paper towel and wipe the edges of the oven racks with the paper towel Do not spray with pa...

Page 68: ...elements off RADIANT COOK TOP Wattage RR 1200W LR 1200W LF 2500W RF Right Front 1700W inner 2700W Dual CR 100W WIRE COLORS SYMBOL COLOR WH WHITE BK BLACK RD RED YL YELLOW PK PINK BL BLUE BN BROWN GN GREEN GY GRAY WARNING POWER MUST BE DISCONNECTED BEFORE SERVICING THE APPLIANCE SCHEMATIC DIAGRAM ...

Page 69: ...g steps before checking electric oven circuit 1 Check the line voltage household fuse or circuit breaker 2 Check for loose wiring or mis wiring within electric range NOTE The following individual circuits are for use in diagnosis and are shown in the ON position BAKE COOK WARM PROOF BROIL OVEN LIGHT ...

Page 70: ...9 3 WARMNING DRAWER SELF CLEANING For Model LRE30757ST LRE30757SW LRE30757SB ...

Page 71: ...9 4 CLOCK DISPLAY ON CR Warming Zone CONV BAKE CONV ROAST For Model LRE30757ST LRE30757SW LRE30757SB ...

Page 72: ...9 5 For Model LRE30757ST LRE30757SW LRE30757SB RR Cook top Element LR Cook top Element LF Cook top Element RF Cook top Element ...

Page 73: ... 10 1 EXPLODED VIEW EV INTRODUCTION I DOOR PARTS DRAWER PARTS COOKTOP PARTS CONTROLLER PARTS CAVITY PARTS ...

Page 74: ... 10 3 EV DOOR PARTS I W243 1410 1410 W238 W149 W108 W108 W109 W109 1402 1038 W238 1401 1403 1023 W101 W222 W149 W149 W149 W149 1704 1704 1009 1000 1028 1018 1703 1015 1024 1024 1020 W225 ...

Page 75: ... 10 5 EV CONTROLLER PARTS 2044 W215 2403 2402 2404 W108 W108 W108 W108 2385 2048 2018 W105 2006 2030 W105 2009 2033 2037 3006 3006 2036 W105 2038 2015 2034 ...

Page 76: ... 10 6 COOKTOP PARTS 3022 9000 3057 3401 3401 W172 3014 W226 3016 3302 3402 3402 3301 W144 W144 3058 W105 W105 3303 3303 3056 3058 W105 W144 EV ...

Page 77: ...8515 8512 8509 8516 8502 8503 8508 8502 8507 8501 W109 W232 W109 8514 8513 8513 W149 W149 W107 W144 W144 W144 W144 W144 W144 W144 W144 8518 W108 W172 W172 8388 8519 W105 W144 W144 W144 W144 W144 W228 W108 W144 8511 5505 5505 W144 W144 W144 W229 9381 EV 8506 ...

Page 78: ... 5021 5511 3013 3063 3044 3144 3501 3502 3503 3504 5019 W230 W230 W230 W172 5516 5516 4002 5512 5515 5512 5014 W172 5505 W231 5507 W231 5507 5513 5401 W109 5407 3202 W233 5521 5407 3202 W233 5521 W109 W109 W109 W109 W109 W109 W109 W109 W109 W235 W109 5404 5504 5404 5504 W109 W109 W109 W130 5510 W109 5016 W234 W232 W232 W232 W232 W234 W144 EV 10 9 ...

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