LG LDG4315ST Service Manual
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LG LDG4315ST Service Manual

30” freestanding gas double oven range
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삼
흥
정
판
30" Freestanding Gas Double Oven Range
SERVICE MANUAL
MODEL: LDG4315ST
CAUTION
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL37118331
LDG4313ST
1
Website http://biz.lgservice.com
Internal Use Only
May, 2015
Printed in Korea

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  • Page 1 삼 흥 정 판 Internal Use Only Website http://biz.lgservice.com 30” Freestanding Gas Double Oven Range SERVICE MANUAL MODEL: LDG4315ST LDG4313ST CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. May, 2015 P/NO : MFL37118331 Printed in Korea...
  • Page 2 SAFETY PRECAUTIONS • Repairs of the appliance should be carried out by a licensed technician only. Incorrect repairs may result in dangerous situations. If you need repairs, contact an LG Service Center or your dealer. • If the power cord is defective, it must be replaced by a qualified service agent with a UL/CSA listed range cord.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS (Page) GENERAL- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-1 ~ 1-5 •...
  • Page 4 (Page) • Removing the Oven temperature Sensors - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-18 •...

  • Page 5: General

    GENERAL IMPOR ANT SAFETY INSTRUCTIONS IMPOR ANT SAFETY INSTRUCTIONS Read and follow all instructions before using your oven to prevent the risk of fire, electric shock, injury to person, or damage when using the range. This guide don’t cover all possible conditions that may occur. For further assistance contact your service agent or manufacturer.
  • Page 6 GENERAL IMPOR ANT SAFETY INSTRUCTIONS IMPOR ANT SAFETY INSTRUCTIONS • Be sure your appliance is properly installed and grounded WARNING by a qualified technician. • Do not repair or replace any part of the appliance unless • DO NOT store items of interest to specifically recommended in the manual.
  • Page 7 GENERAL IMPOR ANT SAFETY INSTRUCTIONS IMPOR ANT SAFETY INSTRUCTIONS SURFACE COOKING UNITS SELF-CLEAN OVENS • If the top burner flame goes out,gas is still flowing to the • Do Not Clean Door Gasket – The door gasket is essential burner until the knob is turned to the “OFF” position.Do not for a good seal.

  • Page 8: Model & Serial Number Label And Tech Sheet Locations

    GENERAL MODEL & SERIAL NUMBER LABEL MODEL & SERIAL NUMBER LABEL AND TECH SHEET LOCA TIONS AND TECH SHEET LOCA TIONS The Model/Serial Number label and Tech Sheet locations are shown below. * Nameplate is located on reverse of control panel. Flip up to read nameplate from front of range. Model &...
  • Page 9 Lower Bake (BTU/hr) 14k / 12k Convection system No(Upper) / Yes(Lower) # of Racks LDG4315ST : 1 (Standard) / 1 (offset) / 1 (Gliding) LDG4313ST : 2 (Standard) / 1 (offset) Interior oven light auto / manual Proof Cook & warm...

  • Page 10: Using Your Range

    USING YOUR RANGE GENERAL INFORMA TION GENERAL INFORMA TION Rating Label Convection Bake / Roast Mode(For the Lower oven only) Model numbers are recorded on the rating label. Convection bake should be used for cooking Rating label is located on the Back side of casseroles and roasting meats.

  • Page 11: Control Panel Features

    USING YOUR RANGE CONTROL P ANEL FEA TURES CONTROL P ANEL FEA TURES Display Upper oven 13. LOWER SELF CLEAN: Use to select the Self Clean of the lower oven. 1. BAKE: Use to select the Bake function of the upper 14.

  • Page 12: To Turn On On The Surface Burners

    USING YOUR RANGE 1. TO TURN ON THE SURFACE BURNER To cancel timer at any time, touch TIMER ON/OFF. NOTE: 1. Be sure all the surface burners are placed in 1. If you touch TIMER ON/OFF once, this allows you to their respective positions.

  • Page 13: Broil(For The Upper Oven Only)

    USING YOUR RANGE 5) Adjusting the Beeper Volume 11. WARM(For Upper & Lower oven) 1. Touch Settings repeatedly until Beep WARM appears in the display. START 2. Touch 1 to select Hi, Lo or Off. Upper oven WARM/PROOF 3. Touch Start to accept the change. Once →...

  • Page 14: Component Access

    COMPONENT ACCESS This section instructs you on how to service each component inside the range. The components and their locations are shown below. COMPONENT LOCA TIONS COMPONENT LOCA TIONS Main PCB NFC PCB Door locking motor & micro switch Oven Sensor Burner body Buzzer PCB Burner pipe...

  • Page 15: Removing The Back, Control Cover And Glass Touch Assembly

    COMPONENT ACCESS REMOVING THE BACK, CONTROL COVER REMOVING THE BACK, CONTROL COVER GLASS T OUCH ASSEMBL GLASS T OUCH ASSEMBL 7. Separate PCB assembly after unpluging the WARNING connectors. • DISCONNECT power supply cord from the outlet before servicing. • Replace all panels and parts before operating.
  • Page 16 COMPONENT ACCESS REMOVING THE SP ARK MODULE (IG TRANS) REMOVING THE SP ARK MODULE (IG TRANS) AND POWER CONTROL BOARD (PCB) AND POWER CONTROL BOARD (PCB) 5. 5 connectors of the electrode and a WARNING connector of the harness. a) Disconnect 6 connectors. •...

  • Page 17: Service Instructions (Signal Wire)

    COMPONENT ACCESS SERVICE INSTRUCTIONS (SIGNAL WIRE) SERVICE INSTRUCTIONS (SIGNAL WIRE) 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 18: Removing The Cooktop Plate

    COMPONENT ACCESS REMOVING THE COOKT OP PLA REMOVING THE COOKT OP PLA 6. Remove all 11 screws from cooktop burner WARNING housing. • DISCONNECT power supply cord from the outlet before servicing. • Replace all panels and parts before operating. •...

  • Page 19: Removing The Cooktop Parts

    COMPONENT ACCESS REMOVING THE COOKT OP P REMOVING THE COOKT OP P 4. To remove the valve: WARNING a) Remove the fitting that you need to remove. • DISCONNECT power supply cord b) Remove the ignition switch with rubber packing by prying on the 2 release tabs and from the outlet before servicing.
  • Page 20 COMPONENT ACCESS 5. To remove the ignition switch: a) Remove the manifold panel (See the page 3- 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.
  • Page 21 COMPONENT ACCESS REMOVING THE DOOR LA TCH & UPPER DOOR SWITCH REMOVING THE DOOR LA TCH & UPPER DOOR SWITCH (For the Upper oven only) (For the Upper oven only) b) Remove the door latch from the Upper cavity WARNING and unhook the actuating rod.
  • Page 22 COMPONENT ACCESS REMOVING THE DOOR LA TCH & LOWER DOOR SWITCH REMOVING THE DOOR LA TCH & LOWER DOOR SWITCH (For the Lower oven only) (For the Lower oven only) b) Remove 2 screws to widen the space between WARNING Upper &...
  • Page 23 COMPONENT ACCESS 6. To remove the door switch: a) Remove the door switch from the range. To do this, squeeze tabs and use a long nose plier or a snapring plier, and tap it out of the hole with a hammer. b) Disconnect the wires from the terminals.

  • Page 24: Removing The Broil Burner Assembly

    COMPONENT ACCESS REMOVING THE BROIL BURNER ASSEMBL REMOVING THE BROIL BURNER ASSEMBL (For the Upper oven only) (For the Upper oven only) 5. To remove the broil burner assembly: WARNING a) Remove the back cover by removing the screw. • DISCONNECT power supply cord b) Remove the 3 screws in the order for easily from the outlet before servicing.
  • Page 25 COMPONENT ACCESS OVEN BOTT OM, THE FRAME GUIDE AND THE UPPER OVEN BOTT OM, THE FRAME GUIDE AND THE UPPER BAKE BURNER ASSEMBL Y (For the Upper oven only) BAKE BURNER ASSEMBL Y (For the Upper oven only) 1. Turn off the electrical supply and gas supply 5.

  • Page 26: Lower Bake Burner Assembly

    COMPONENT ACCESS LOWER BAKE BURNER ASSEMBL LOWER BAKE BURNER ASSEMBL (For the Lower oven only) (For the Lower oven only) 1. Turn off the electrical supply and gas supply 4. Remove the screw from nozzle holder of the going to the range. back side.

  • Page 27: Removing The Convection Fan Blade And Fan Motor

    COMPONENT ACCESS REMOVING THE CONVECTION F AN BLADE AND F AN MOT REMOVING THE CONVECTION F AN BLADE AND F AN MOT (For the Lower oven only) (For the Lower oven only) 1. Remove the burner cover U.(See step 1~4 on 3.

  • Page 28: Removing The Oven Light & Socket Assembly

    COMPONENT ACCESS REMOVING THE OVEN LIGHT & SOCKET ASSEMBL REMOVING THE OVEN LIGHT & SOCKET ASSEMBL (For both the Upper & Lower oven) (For both the Upper & Lower oven) WARNING CAUTION • DISCONNECT power supply cord • Be careful not to scratch or chip the from the outlet before servicing.

  • Page 29: Removing The Door Lock Assembly

    COMPONENT ACCESS REMOVING THE DOOR LOCK ASSEMBL REMOVING THE DOOR LOCK ASSEMBL (For the Upper oven only) (For the Upper oven only) DOOR LOCKING MECHANISM WARNING The door lock assembly is located at the back side • DISCONNECT power supply cord of range.
  • Page 30 COMPONENT ACCESS REMOVING THE DOOR LOCK ASSEMBL REMOVING THE DOOR LOCK ASSEMBL (For the Lower oven only) (For the Lower oven only) 6. Unhook the Latch rod from the cam. WARNING • DISCONNECT power supply cord from the outlet before servicing. •...

  • Page 31: Removing The Oven Temperature Sensors

    COMPONENT ACCESS REMOVING THE OVEN TEMPERA TURE SENSORS REMOVING THE OVEN TEMPERA TURE SENSORS (For both Upper & Lower oven) (For both Upper & Lower oven) WARNING • DISCONNECT power supply cord from the outlet before servicing. • Replace all panels and parts before operating.

  • Page 32: Removing & Replacing The Lift-Off Oven Door

    COMPONENT ACCESS REMOVING & REPLACING THE LIFT -OFF OVEN DOOR REMOVING & REPLACING THE LIFT -OFF OVEN DOOR (For the Upper door) (For the Upper door) To replace the door: CAUTION about 30° Step. 1 • Be careful when removing and Be sure that the hinges lifting the door.
  • Page 33 COMPONENT ACCESS REMOVING & REPLACING THE LIFT -OFF OVEN DOOR REMOVING & REPLACING THE LIFT -OFF OVEN DOOR (For the Lower door) (For the Lower door) To replace the door: CAUTION Step. 1 • Be careful when removing and Firmly grasp both sides of lifting the door.
  • Page 34 COMPONENT ACCESS REMOVING THE UPPER OVEN DOOR HANDLE & GLASS (For the Upper door) REMOVING THE UPPER OVEN DOOR HANDLE & GLASS (For the Upper door) 6. To remove the door handle WARNING a) Remove 2 screws from air guide. •...
  • Page 35 COMPONENT ACCESS 7. To remove a hinge receptacle assembly and glass a) Remove the 4 top liner screws (See step 3 on page 3-23) b) Place the door liner assembly on a padded work surface with the hinge receptacles over the edge.
  • Page 36 1. Cover the inner cover with the door frame. 1. Insert one pane of glass in inner cover. (Glass position : Surface printed with “단면LG” should be placed on bottom.) 2. Pull up the bottom of the hinge receptacle to align the hole with the hole in the frame, then insert and tighten the bottom screw.
  • Page 37 COMPONENT ACCESS REMOVING THE OVEN DOOR HANDLE & GLASS (For the Lower door) REMOVING THE OVEN DOOR HANDLE & GLASS (For the Lower door) 6. To remove the door handle & door decor WARNING a) Remove 2 screws from the door deco and lift the door handle off door decor and slide up the •...
  • Page 38 COMPONENT ACCESS REASSEMBLING THE DOOR GLASS & HINGE HANGER REASSEMBLING THE DOOR GLASS & HINGE HANGER (For the Lower Door) (For the Lower Door) RESSEMBLY METHOD OF INNER DOOR RESSEMBLY METHOD OF HINGE HANGER : GLASS : 1. Cover the inner assembly into the door frame. 1.

  • Page 39: Removing The Oven Door Gasket

    COMPONENT ACCESS REMOVING THE OVEN DOOR GASKET REMOVING THE OVEN DOOR GASKET 3. Pull the ends of the gasket out of the liner holes. WARNING Liner Hole • DISCONNECT power supply cord from the outlet before servicing. • Replace all panels and parts before operating.

  • Page 40: Removing A Side Panel

    COMPONENT ACCESS REMOVING A SIDE P ANEL REMOVING A SIDE P ANEL 7. Remove 2 screws from each 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 in severe personal injury, death or electric shock.
  • Page 41 COMPONENT ACCESS REMOVE THE OVEN V VE (SAFETY V REMOVE THE OVEN V VE (SAFETY V & GAS PRESSURE REGULA & GAS PRESSURE REGULA c) Remove 4 connectors. WARNING d) Remove 2 screws and than lift the oven valve. • DISCONNECT power supply cord 4.

  • Page 42: Component Test

    COMPONENT TEST Before testing any components, perform the following checks: NOTE: 1. The most common cause for control failure is corrosion on connectors. Therefore, disconnecting and reconnecting wires will be necessary throughout test procedures 2. ALL units in the first few days of use should be checked for mis-wiring or loose connections 1.

  • Page 43: Door Locking Motor

    Components Test procedures Results Normal: Approximately Door locking Motor 1. Refer to pages 3-16, 3-17 for the servicing procedure 2.6 kΩ ± 10% 2. Measure the resistance If not replace (Multiple meter scale: R x 1000) Abnormal: Infinite(open) below 5Ω (shorted) Door latch Door latch Micro Switch...

  • Page 44: Oven Lamp

    Components Test procedures Results Normal: Approximately Oven lamp 1. Measure the resistance after cooling down 25.7 Ω ± 10% (Multiple meter scale: R x1) If not replace Normal: 45 Ω ~ 400 Ω Igniter Type-1 1. Remove wire leads (Room Temperature 2.

  • Page 45: Conversion To Lp Gas

    CONVERSION TO LP GAS 2. CONVERT THE GAS PRESSURE WARNING REGULATOR • Turn off the electrical supply and WARNING gas supply going to the range. • Replace all panels and parts before • Do not remove the gas pressure operating. regulator from the range.
  • Page 46 • RECONNECT all grounding devices. BURNER OUTPUT RATINGS; BURNER - Failure to do so can result in severe personal LP(Propane) Gas. 10" W.C.P injury, death or electric shock. LDG4315ST / LDG4313ST MODEL BTU RATE ORIFICE CODE BURNER CAUTION 10,000 9,100 •...
  • Page 47 2) ACTIVE CONVERSION BURNER 5) For the right front bumer of LDG4315ST / LDG4313ST, the choke and self threading a) Remove oven door, Fan cover and burner screw will be needed as shown Fig Insert the cover U (See the page 3-13).
  • Page 48 CONVERSION TO LP GAS 6. Turn on the Electrical and Gas Supply to WARNING continue with flame adjustment. • Turn off the electrical supply and 7. ADJUSTING THE AIR SHUTTER gas supply going to the range. To adjust the air shutter on the upper bake burner •...
  • Page 49 CONVERSION TO LP GAS 4) Insert a small, flat bladed screwdriver into the WARNING valve shaft as shown in Fig. 1. Turn the adjustment screw until the flame • Turn off the electrical supply and reaches the desired size. gas supply going to the range. •...

  • Page 50: Composition Of Control

    COMPOSITION OF CONTROL 1. Wiring Diagram Main system PCB...
  • Page 51 COMPOSITION OF CONTROL 2. Composition of control Main PCB ( P/N : EBR80595308) Front Touch PCB ( P/N : EBR79627601) Back NFC PCB ( P/N : EBR78789101) Controller assembly Buzzer PCB ( P/N : EBR76332902)
  • Page 52 COMPOSITION OF CONTROL Main PCB Main PCB ( P/N : EBR80595308) CN50 CN20 CN62 CN22 CN53 CN61 CN60 CN01 ouch PCB ouch PCB ( P/N : EBREBR79627601)
  • Page 53 COMPOSITION OF CONTROL NFC PCB NFC PCB ( P/N : EBR78789101) Buzzer PCB Buzzer PCB EBR76332902...

  • Page 54: Svc Test Mode

    SVC TEST MODE SEQUENCE OF SVC TEST MODE SEQUENCE OF SVC TEST MODE 1 Sequence of SVC Test Mode To enter the test mode, follow these steps: (1) press the Clear button (2) press the upper BAKE and BROIL buttons at the same time (3) press the upper BAKE and BROIL buttons at the same time again.
  • Page 55 SVC TEST MODE SW Version Active load Icon Current inspecting Relay’s information is displayed (6) Whenever you input the START button, the relay operation sequence should be as seen below. Relay Operation Sequence RY 54 RY 53 RY 52 RY 62 RY 61 RY 60 Upper...
  • Page 56 SVC TEST MODE 2 Basic Check Summary Symptom : no heating(F9, F19) Symptom : Oven hot(F6, F16) -. Check: All heater relays are -. Check : All heater relays and open/shorted DLB relay are open Symptom : Sensor error or no heating F1,F2,F9, F19) - Check : Sensor resistance...

  • Page 57: Troubleshooting

    TROUBLESHOOTING 1. Check the Failure Code When the oven has a malfunction while cooking, Cooking will be canceled and log data of F-code will be recorded in EEPROM. F-code will not display during normal operation. Check the failure code following these steps. (1) Press the CLEAR button (2) .
  • Page 58 TROUBLESHOOTING 2. Failure Code Summary Check point Code Description explanation F1 (Upper) Sensor open Oven Thermistor is open 1.Wiring F4 (Lower) 2.Oven Sensor F2 (Upper) Sensor short Oven Thermistor is shorted. 1.Wiring F5 (Lower) 2.Oven Sensor Key short 1. If ‘25 key short’ occurred 3 times in 90 seconds. 1.Wiring 2.Touch PCB 2.
  • Page 59 TROUBLESHOOTING 3. Before calling for service Before you call for service, review this list. It may save you time and expense. The list includes common occurrences that are not the result of defective workmanship or materials in this appliance. Symptoms and Questions Possible Cause/Solution Top burners do not light or do not •...
  • Page 60 TROUBLESHOOTING Symptoms and Questions Possible Cause/Solution Self Clean is not working. • The oven temperature is too high to set a self clean operation. Allow the range to cool down to room temperature and reset the controls. • Improper oven control settings. See Self Clean in the MAINTENANCE section.
  • Page 61 TROUBLESHOOTING Symptoms and Questions Possible Cause/Solution Fan noise • A convection fan may automatically turn on and off. - This is normal. Fan and burner operating in the oven It is normal for the fan to run while preheating during a regular bake cycle. at normal bake The fan motor may run periodically during a regular bake cycle.
  • Page 62 TROUBLESHOOTING Symptoms and Questions Possible Cause/Solution IIs it safe for my broil burner or heater Yes. The broiler burner or heater element may get a little wet during element to get wet during cleaning. EasyClean®? However, direct spray onto the broil burner and heater elements is not necessary because these are self-cleaning during regular use.
  • Page 63 TROUBLESHOOTING 4. Troubleshooting Symptom Check Point 1. Power Failure 1. Check Electric Wiring (Dead) 2. Check the Main PCB Input Voltage with CN01 2. No Display CN01...
  • Page 64 TROUBLESHOOTING Power Failed (Dead), No display? Plug the unit Check the button beep. Replace the Check the AC input of Main Touch the Clear button, Replace the PCB. Main PCB Can hear the beep Main PCB - Main PCB CN01(Pin 1 and 3) sound? 120V AC? Reconnect.
  • Page 65 TROUBLESHOOTING Symptom Check Point 1. No heating 1.Check Electrical Wiring 2. F9, F19 2.Check igniter’s Resistance. 3.Check the Sensor. Conv. Bake Conv. Bake Igniter Safety valve...
  • Page 66 TROUBLESHOOTING Symptom Check Point 1. No heating 1.Check Electrical Wiring 2. F9, F19 2.Check Igniter’s Resistance. 3.Check the Sensor. CN61 CN60 8-10...
  • Page 67 TROUBLESHOOTING Oven does NOT heat, F9, F19 Replace the ICheck the resistance failed igniter Unplug the unit of each igniter. Normal? (Measure the resistance after cooling down. Reconnect. If The resistance is shown below) defective Is the Connector disconnected harness, or loose? Replace or fix (1) Electric wiring of Main...
  • Page 68 TROUBLESHOOTING Unplugged the unit Range Of the resistance Replace the Is the resistance of defected Ω igniter Resistance[ thermistor normal? Themistor Approximately Upper Broil 50~500 Check: Upper Bake 50~500 Pins 4 and 5 of CN60 and pins 5 and 6 of CN61 Conv.
  • Page 69 TROUBLESHOOTING Symptom Check Point 1. Door Lock System 1. Check the Electrical wiring Failure 2. Check the Motor’s Resistance 2. F10, F20 3. Check the Relay PCB (Door Lock Relay) CN61 CN60 8-13...
  • Page 70 TROUBLESHOOTING Symptom Check Point 1. Door Lock System 1. Check the Electrical wiring Failure 2. Check the Motor’s Resistance 2. F10, F20 3. Check the Relay PCB (Door Lock Relay) 8-14...
  • Page 71 TROUBLESHOOTING Door Lock System Failure,F10 or F20 ? Plug in the unit Unplug the unit Note : Reconnect. Just after self-clean start, Is the Connector disconnected If defective the door lock motor starts to rotate. or loose? harness, During this time if the door lock switch Check the following : replace or fix does NOT operate properly after...
  • Page 72 TROUBLESHOOTING Replace the Is the door lock switch (micro switch) normal? micro switch measure the resistance of door lock switch normally open type Abnormal Normal Replace the Is the resistance of the lock lock motor motor normal ? measure the resistance of lock motor Normal : approximately 2.6kΩ...
  • Page 73 TROUBLESHOOTING Symptom Check Point 1. Sensing Fail 1.Check the Electrical Wiring 2. F1, F4 2.Check the Test Mode 3. F2, F5 3.Check the Sensor’s Resistance CN61 CN60 8-17...
  • Page 74 TROUBLESHOOTING Sensing Fail, F1 (F4), F2 (F5)? Replace the Is the resistance of defective Unplug the unit thermistor normal? Thermistor Check: Reconnect Is the Connector or adjust the Pins 4 and 5 of CN60 and pins 5 and 6 of disconnected or loose? connection CN61 in main PCB...
  • Page 75 TROUBLESHOOTING Plug in the unit Is the value of thermistor Go to No 1 normal? (Refer below) Check with the test mode To enter the test mode, follow these steps: (1) press the CLEAR button (2) press the upper BAKE and BROIL buttons at the same time (3) press the upper BAKE and BROIL button at the same time again.
  • Page 76 TROUBLESHOOTING Symptom Check Point 1. Oven hot 1.Check the Resistance of the Relay. 2. F6, F16 2.Check the Sensor’s Resistance Conv. Bake Conv. Bake Safety valve Igniter 8-20...
  • Page 77 TROUBLESHOOTING Symptom Check Point 1. Oven hot 1.Check the Resistance of the Relay. 2. F6, F16 2.Check the Sensor’s Resistance CN61 CN60 8-21...
  • Page 78 TROUBLESHOOTING Oven hot, F6, F16? Replace the Is the igniter relay normal? Unplug the unit Main PCB Measure the resistance of igniter relay and Live. Replace the Normal: infinite Is the resistance of defective Abnormal : shorted thermistor normal? Thermistor Check: Upper Bake Pins 4 and 5 of CN60 and pins 5 and 6 of...
  • Page 79 TROUBLESHOOTING Plug in the unit Replace the Replace the Is the DLB relay normal? Is the value of thermistor Measure the resistance Main PCB normal? (Refer below) Main PCB Check with the test mode Normal: infinite Abnormal : shorted To enter the test mode, follow these steps: (1) press the CLEAR button (2) press the upper BAKE and BROIL buttons at the same time...
  • Page 80 TROUBLESHOOTING Symptom Check Point 1. Convection Fan not 1.Check the Resistance of the Relay. working 2.Check the Motor’s Resistance 2. F7 CN62 8-24...
  • Page 81 TROUBLESHOOTING Convection fan not work, F7? Replace the Is the fan motor relay normal? Unplug the unit Main PCB Measure the resistance of fan motor relay and Live Normal: infinite Replace the Check the resistance of Abnormal : shorted Fan motor each fan motor.
  • Page 82 TROUBLESHOOTING Replace the Main PCB Is the Connector disconnected 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 8-26...
  • Page 83 TROUBLESHOOTING Symptom Check Point 1. Key not working 1. Check the Door Locking System. 2. F3 Error 2. Check the Electrical Wiring. 8-27...
  • Page 84 TROUBLESHOOTING Plug in the unit F3 error (Button short error) Or button does not input Replace the Control panel. (With Glass Touch PCB) Unplug the unit And then check button operation using key test mode Reconnect Check the connecting states or adjust the To enter the test mode, follow these steps: between Touch PCB and...

  • Page 85: Appendix

    APPENDIX Key operation T est sequence Key operation T est sequence How to check button operation 1. Keys should be accessed according to the above sequence and check the beep sound when key is accessed If Key is the normal operation will be the number that corresponds to the Key displayed on the VFD 2.

  • Page 86: Exploded View

    #EV# EXPLODED VIEW INTRODUCTION Model: Customer Model Product Code SVC Model CONTROLLER PARTS COOKTOP PARTS DOOR PARTS 8511 9504 9506 CAVITY PARTS W229...
  • Page 87 #EV# UPPER DOOR PARTS 102S W243 170L 1000 173U 1008 1020 1015 173U 1021 1035 1009 1455 W222 102S 102L 1035 170R 1801...
  • Page 88 #EV# LOWER DOOR PARTS 1801 102L 173L W243 1100 102U W222 1018 1120 1704 1115 1041 1009 W222 W101 W101 1704 173L 102U 102L...
  • Page 89 #EV# CONTROLLER PARTS 2042 2043 2044 2051 2385 2050 2001 2006 2381 260K 260M 260B 203L 2034 203R 2501...
  • Page 90 #EV# COOKTOP PARTS 3946 3945 3945 2441 W293 2441 W293 2441 7384 2441 W293 3976 3977 G058 3973 3979 W294 W293 3978 3974 W293 3972 W294 3056 W294 W291 3402 3925 2041 3099 303L W291 303R 3990 555C 5201 W323 3940 3992 3993...
  • Page 91 #EV# UPPER CAVITY PARTS 5501 5063 551U 5504 2058 5921 591U 5504 W291 546L 5902 546R 5078 3106 5502 5511 3106 5535 4002 5905 5515 5021 5961 W230 W291 5463 5539 W291 590U W290 5451 5535 5505 5516 5944 594U 5958 5078 320U...
  • Page 92 LOWER CAVITY PARTS II Model: Customer Model Product Code SVC Model 3013 5701 3057 3924 5510 551L 5010 5197 5511 5903 5904 3006 381X 5502 W129 5332 5039 5501 5408 5063 5509 5556 5512 591L 5405 4002 5955 5505 W230 5802 W291 5701...

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