LG LSE4613ST Service Manual
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LG LSE4613ST Service Manual

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삼
흥
정
판
30" ELECTRIC RANGE
SERVICE MANUAL
MODEL: LSE4613ST
CAUTION
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL37118342
LSE4613BD
1
Internal Use Only
September, 2015
Printed in Korea

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  • Page 1 삼 흥 정 판 Internal Use Only 30” ELECTRIC RANGE SERVICE MANUAL MODEL: LSE4613ST LSE4613BD CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. September, 2015 P/NO : MFL37118342 Printed in Korea...

  • Page 2: Safety Precautions

    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 listed range cord.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS (Page) GENERAL- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-1 ~ 1-5 •...
  • Page 4 (Page) COMPONENT TEST - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-1 ~ 4-13 - Infinite switch (LF Switch) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-6~4-7 - Infinite switch (RF Switch) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-8~4-9 - Single surface units: (LR, RR Element) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4-10...

  • 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 by a WARNING qualified technician. • Do not repair or replace any part of the appliance unless • DO NOT touch heating elements or specifically recommended in the manual.

  • Page 7: Surface Cooking Units

    GENERAL IMPOR ANT SAFETY INSTRUCTIONS IMPOR ANT SAFETY INSTRUCTIONS • Do Not Leave Children Alone - Children should not be left alone or SELF-CLEAN OVENS unattended in area where appliance is in use. They should never be • Do Not Clean Door Gasket – The door gasket is essential for a allowed to sit or stand on any part of the appliance.

  • 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. Tech Sheet Location Model & Serial Number Location...

  • Page 9: Specifications

    GENERAL SPECIFICA TIONS SPECIFICA TIONS Model Number LSE4613ST / LSE4613BD Category Slide-in oven range Overall Width 29⅞ Installation type Slide-In Color availability Control Oven Glass Touch Cooktop Knob Display Electronic clock & timer Control lock capability Audible preheat signal Special function Setting (6 categories) 1.

  • Page 10: Using Your Range

    USING YOUR RANGE GENERAL INFORMA TION GENERAL INFORMA TION Convection Bake / Roast Mode Rating Label Upper element, lower element, Rear element(some Model numbers are recorded on the rating label. model) and fan operate during convection bake. Rating label is located on the lower front left corner Convection bake should be used for cooking of the oven frame.

  • Page 11: Control Panel Features

    USING YOUR RANGE CONTROL P ANEL FEA TURES CONTROL P ANEL FEA TURES WARM SINGLE SINGLE ZONE DUAL DUAL A. ELEMENT ON/OFF INDICATOR LIGHT: Shows F. RIGHT FRONT (DUAL) CONTROL : Use to control whether the surface element is turned on/off or hot. Right Front Element.
  • Page 12 USING YOUR RANGE Use to turn on the surface elements. An infinite To turn on the Dual element: choice of heat settings is available from LOW to There is one dual element located in the left front HIGH. The knobs can be set on or between any of position.
  • Page 13 USING YOUR RANGE To turn on the Warming Zone: CAUTION • FOOD POISON HAZARD: Bacteria may grow in food at temperatures below 140 °F. - Always start with hot food. Do not use the warm setting to heat cold food. - Do not use the warm setting for more than 2 hours.
  • Page 14 USING YOUR RANGE CONTROL P ANEL FEA TURES CONTROL P ANEL FEA TURES 1. Smart Diagnosis TM – Use during the Smart 8. WSetting – Press the button to select and adjust Diagnosis feature. oven settings. 2. Smart Features – The Tag On icon, for use with 9.

  • Page 15: Setting The Clock

    USING YOUR RANGE 1. SETTING THE CLOCK 2) CONVECTION AUTO CONVERSION 1. Set the oven mode knob to the Off position. 1. Set both oven mode knobs to the Off position. 2 .Press Setting until Auto appears in the 2. Press Clock for three seconds. 3.

  • Page 16: Bake, Timed Bake, Delated Timed Bake

    USING YOUR RANGE 5. BAKE, TIMED BAKE, DELAYED TIMED BAKE Desired BAKE START temperature COOK Desired time START TIME START Desired START TIME start time * This feature can also be used with the: CONVECTION BAKE and CONVECTION ROAST modes. 6.

  • Page 17: 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 Surface Elements Door Locking Motor & Micro Switch Door Switch Oven lamp Encoder PCB Infinite switch Door Latch Assembly...

  • Page 18: Removing

    COMPONENT ACCESS REMOVING THE BACK 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.

  • Page 19: Removing The Oven Relay Pcb, Power Pcb

    COMPONENT ACCESS REMOVING THE OVEN RELA Y PCB, POWER PCB REMOVING THE OVEN RELA Y PCB, POWER PCB 4. To remove the Oven Relay PCB, Disconnect 8ea WARNING connectors. • DISCONNECT power supply cord from the outlet before servicing. • Replace all panels and parts before operating.

  • Page 20: Removing The Controller

    COMPONENT ACCESS REMOVING THE CONTROLLER REMOVING THE CONTROLLER 6. To remove the controller WARNING • DISCONNECT power supply cord from the outlet before servicing. • Replace all panels and parts before operating. • RECONNECT all grounding devices. You can remove the controller after unplug the - Failure to do so can result in severe personal 7ea connectors of Main PCB and Cooktop injury, death or electrical shock.

  • Page 21: Removing The Mainpcb And Key Pcb Assembly

    COMPONENT ACCESS REMOVING THE MAIN PCB AND KEY PCB ASSEMBL REMOVING THE MAIN PCB AND KEY PCB ASSEMBL 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 5.

  • Page 22: Removing Knob And Infinite Switch

    COMPONENT ACCESS REMOVING KNOB AND INFINITE SWITCH REMOVING KNOB AND INFINITE SWITCH c) Remove the 2 screw of Knob Housing 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.
  • Page 23 COMPONENT ACCESS REMOVING THE CERAMIC GLASS COOKT OP AND REMOVING THE CERAMIC GLASS COOKT OP AND THE SURF ACE ELEMENT THE SURF ACE ELEMENT c) Remove 2 connectors which connect controller WARNING harness with cooktop harness. • DISCONNECT power supply cord Left Left Left...
  • Page 24 COMPONENT ACCESS REMOVING THE COOLING MOT OR, THERMAL DISK AND REMOVING THE COOLING MOT OR, THERMAL DISK AND DOOR SWITCH DOOR SWITCH b) Remove the 3 screws on the back panel for WARNING remove cooling motor c) Remove the wires from the cooling motor •...
  • Page 25 COMPONENT ACCESS e) Remove the door latch from the burner box 8. To remove the door switch and unhook the actuating rod. a) Disconnect the wires from the terminal 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.

  • Page 26: Removing The Broil Element

    COMPONENT ACCESS REMOVING THE BROIL ELEMENT REMOVING THE BROIL ELEMENT b) Remove the 4 screws from the front and rear WARNING brackets. • DISCONNECT power supply cord Screws from the outlet before servicing. • Replace all panels and parts before operating.

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

    COMPONENT ACCESS REMOVING THE CONVECTION ELEMENT AN BLADE AND F AN MOT REMOVING THE CONVECTION ELEMENT AN BLADE AND F AN MOT 1. Disconnect power and remove oven racks. 7. To remove Fan blade, remove Nut by screwing clockwise. Fan blade can be replaced from inside 2.

  • Page 28: Removing The Oven Light & Socket Assembly

    COMPONENT ACCESS REMOVING THE OVEN LIGHT & SOCKET ASSEMBL REMOVING THE OVEN LIGHT & SOCKET ASSEMBL CAUTION WARNING • DISCONNECT power supply cord • Be careful not to scratch or chip the from the outlet before servicing. oven liner paint when you remove •...

  • Page 29: Removing The Latch Drive Assembly

    COMPONENT ACCESS REMOVING THE LA TCH DRIVE ASSEMBL REMOVING THE LA TCH DRIVE ASSEMBL DOOR LOCKING MECHANISM WARNING The door lock assembly is located at the back side • DISCONNECT power supply cord of range. from the outlet before servicing. The structural elements are as below.

  • Page 30: Removing The Oven Temperature Sensor

    COMPONENT ACCESS REMOVING THE OVEN TEMPERA TURE SENSORS REMOVING THE OVEN TEMPERA TURE SENSORS 5. To remove an oven temperature sensor, WARNING zdisconnect the connector from the main harness and remove the mounting screw in oven cavity. • DISCONNECT power supply cord from the outlet before servicing.
  • Page 31 COMPONENT ACCESS REMOVING & REPLACING THE LIT -OFF OVEN DOOR REMOVING & REPLACING THE LIT -OFF OVEN DOOR AND DRA AND DRA Replacing the Door CAUTION Step. 1 • Be careful when removing and Firmly grasp both lifting the door. sides of the door •...
  • Page 32 COMPONENT ACCESS REMOVING & REPLACING THE LIT -OFF OVEN DOOR REMOVING & REPLACING THE LIT -OFF OVEN DOOR AND DRA AND DRA Step. 4 CAUTION Pull the drawer away from the range. • Disconnect the electrical power to the range at the main fuse or circuit Replacing the Door breaker panel.

  • Page 33: Removing A Side Panel

    COMPONENT ACCESS REMOVING A SIDE P ANEL REMOVING A SIDE P ANEL 8. Pull the back of the side panel out from the range WARNING approximately 10˚ • DISCONNECT power supply cord from the outlet before servicing. • Replace all panels and parts before operating.

  • Page 34: Removing The Oven Door Handle & Glass

    COMPONENT ACCESS REMOVING THE OVEN DOOR HANDLE & GLASS REMOVING THE OVEN DOOR HANDLE & GLASS 6. To remove the door handle & air guide WARNING a) Remove 2 screws from air guide and then remove the air guide by lifting that. •...
  • Page 35 COMPONENT ACCESS 7. To remove a hinge hanger assembly: a) Follow the step 3~4 on page 3-16. b) Place the frame assembly on a padded work surface. c) Remove 4screws from door frame middle. Outer glass Outer glass Outer glass Outer glass Outer glass Outer glass...

  • Page 36: 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 37: Component Test

    COMPONENT TEST Before testing any of 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 38: Door Locking Motor

    Components Test procedures Results Normal: Approximately Door locking Motor 1. Refer to page 3-14 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 39: Door Switch

    Components Test procedures Results Door switch Door open Door closed 1. Refer to page 3-9 for the servicing procedure 2. Measure the resistance after cooling down (Multiple meter scale: R x 1000) Continuity Infinite Broil heater Normal: Approximately 1. Refer to page 3-10 for the servicing procedure 23 Ω...
  • Page 40 Components Test procedures Results Infinite switch 1. Refer to page 3-6 for the servicing procedure. (Single units): 2. Set the Multiple meter scale to the R x 1000. LR switch 3. Disconnect all wires from infinite switch. RR switch 4. When turn on/turn off the knob, position measure CR switch the resistance between P1 to 2.
  • Page 41 Components Test procedures Results Infinite switch 1. Refer to page 3-6 for the servicing procedure. (Double units): 2. Set the Multiple meter scale to the R x 1000. LF,RF switch 3. Disconnect all wires from infinite switch. 4. Push in and turn left knob to check the single type. 5.

  • Page 42: Infinite Switch (Lf Switch)

    Components Test procedures Results Infinite switch 8. After check the single type, check the dual type (Double units): at the same procedure. LF switch Infinite Switch Knob Position Results P1 - 2 Infinite (open circuit) P2 - 4 Infinite(open circuit) P2 - 4a Infinite (open circuit) Dual type...

  • Page 43: Single Surface Units: (Lr, Rr Element)

    Components Test procedures Results Single surface units: 1. Refer to page 3-7 for the servicing procedure Left Rear (LR) 2. Set the Multiple meter scale to the R x 1 3. Disconnect wires from cook-top elements Right Rear(RR) 4. Touch the ohmmeter test leads to the element Element terminal 1A and 2A.

  • Page 44: Center Rear(Cr) Element

    Components Test procedures Results Center Rear(CR) 1. Refer to page 3-7 for the servicing procedure Element 2. Set the Multiple meter scale to the R x 1 : Warming Zone 3. Disconnect wires from cook-top elements (Plane Heater) 4. Touch the ohmmeter test leads to the element terminal E1 and E2.

  • Page 45: Dual Surface Units (Lf Element)

    Components Test procedures Results Dual surface units: 1. Refer to page 3-7 for the servicing procedure Left Front(LF) 2. Set the Multiple meter scale to the R x1 Element 3. Disconnect wires from cook-top elements 4. Touch the ohmmeter test leads to the (E1 & 1A) and (E2 &...
  • Page 46 Components Test procedures Results Dual surface units: 1. Refer to page 3-7 for the servicing procedure Right Front(RF) 2. Set the Multiple meter scale to the R x1 Element 3. Disconnect wires from cook-top elements 4. Touch the ohmmeter test leads to the (E1 & 1A) and (E2 &...

  • Page 47: Schematic Diagram

    SCHEMATIC DIAGRAM NOTE: WARNING Schematic diagram shows POWER MUST BE DISCONNECTED BEFORE oven door opened and unlocked.All elements are SERVICING THE APPLIANCE. FAILURE TO DO SO set to “OFF”. CAN RESULT IN DEATH OR ELECTRICAL SHOCK. WIRE COLORS SYMBOL COLOR WHITE BLACK YELLOW...

  • Page 48: Self Cleaning

    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. For Model: LSE4613ST / LSE4613BD BAKE / CONV. BAKE / CONV. ROAST / SPEED ROAST...

  • Page 49: Oven Light

    For Model: LSE4613ST / LSE4613BD OVEN LIGHT CR COOK-TOP ELEMENT LR&RR COOK-TOP ELEMENT...

  • Page 50: Lf Cook-Top Element

    For Model: LSE4613ST / LSE4613BD LF COOK-TOP ELEMENT RF COOK-TOP ELEMENT...

  • Page 51: Warm / Proof / Easy Clean

    BROIL WARM / PROOF / EASY CLEAN...

  • Page 52: Composition Of Control

    COMPOSITION OF CONTROL Main PCB ( P/N : EBR80595606) Front Relay PCB ( P/N : EBR80595407) Back SMPS PCB ( P/N : EBR80595701) Touch PCB ( P/N : EBR79627801) Encoder PCB ( P/N : EBR80327001) Controller assembly NFC PCB ( P/N : EBR78789101) Buzzer PCB ( P/N : EBR76332902)

  • Page 53: Main Pcb

    COMPOSITION OF CONTROL Main PCB Main PCB ( P/N : EBR80595606) CN52 CN22 CN53 CN20 CN31 CN51 CN40 CN03 CN01 CN50 Relay PCB Relay PCB ( P/N : EBR80595407) CN52 CN51 CN53...

  • Page 54: Smps Pcb

    COMPOSITION OF CONTROL SMPS PCB SMPS PCB ( P/N : EBR80595701) CN02 CN01 Encoder PCB Encoder PCB ( P/N : EBR80327001) CN41...

  • Page 55: Touch Pcb

    COMPOSITION OF CONTROL ouch PCB ouch PCB ( P/N : EBR79627801) NFC and Buzzer PCB NFC and Buzzer PCB ( P/N : EBR76332902) ( P/N : EBR78789101)

  • Page 56: Svc Test Mode

    SVC TEST MODE 7-1 Sequence of SVC Test Mode ■ To enter the test mode, follow these steps: (1) Press the any button, and encoder is placed in the Off (2) Press the button in the following order : : + + Oven light (Oven Light hold for 3 seconds) (3) Press the OVEN LIGHT button again.
  • Page 57 SVC TEST MODE • Active Load Icon • SW Version Current inspecting Relay’s information is displayed (7) Whenever you input the START button, the relay operation sequence should be as seen below. ※ ※ Relay Operation Sequence RY11 RY12 RY13 Conv.
  • Page 58 SVC TEST MODE 7-2 Basic Check Summary Symptom : no heating(F9) Symptom : Oven hot(F6) -. Check : All heater relays and DLB -. Check: All heater relays are relay are open open/shorted Symptom : Oven lamp not operating -. Check the Lamp coil’s resistance Symptom : Sensor error or Symptom : no heating(F1,F2)

  • Page 59: Troubleshooting

    TROUBLESHOOTING 8-1 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.

  • Page 60: 8-2 Failure Code Summary

    TROUBLESHOOTING 8-2 Failure Code Summary Code Description explanation Check point Sensor open Oven Thermistor is open 1. Wiring 2. Oven Sensor Sensor short Oven Thermistor is shorted. 1. Wiring 2. Oven Sensor 1. If ‘25 key short’ occurred 3 times in 90 seconds. Key short 1.

  • Page 61: Checking Flow Chart By Failure

    CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. Power Failure 1. Check Electrical Wiring (Dead) 2. Check the SMPS PCB Input Voltage with CN01 2. No Display CN01 CN03 CN02 Main PCB CN03 Pin No. Voltage Vf(4.3V) -33V CN02 Thermostat CN01 SMPS PCB...

  • Page 62: Power Failed(Dead), No Display

    CHECKING FLOW CHART BY FAILURE Power Failed (Dead), No display? Go to 7 Check the AC input of SMPS (On the next PCB. Page) Plug the unit - SMPS PCB CN01 (Pin 1 and 3) Check the button beep. 120V AC? Touch the Clear button, Change the Can hear the beep...
  • Page 63 CHECKING FLOW CHART BY FAILURE Replace the Check the connecting states Main PCB between CN02 of SMPS PCB and CN03 of Main PCB. Is it OK? Reconnect. If defective harness, replace or fix. If the same phenomenon occurs even though after fixed connection, you should replace the Main PCB...

  • Page 64: No Heating, F9

    CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. No heating 1. Check Electric Wiring 2. F9 2. Check Heater’s Resistance. 3. Check the Sensor. Broil RY13 RY12 Conv Heater RY11...
  • Page 65 CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. No heating 1.Check Electrical Wiring 2. F9 2.Check Heater’s Resistance. 3.Check the Sensor. CN31...
  • Page 66 CHECKING FLOW CHART BY FAILURE Oven does NOT heat, F9? Replace the Check the resistance failed heater Unplug the unit of each heater. Normal? (Measure the resistance after cooling down. The resistance Reconnect. If is shown below) Is the Connector defective disconnected or loose? harness,...
  • Page 67 CHECKING FLOW CHART BY FAILURE Unplug the unit Range Of resistance Replace the Is the resistance of defective Ω Heater Resistance[ thermistor normal? Thermistor Approximately Broil 13.5 Check: Conv. Heater Pins 4 and 5 of CN31 in main PCB Normal- approximately 1.09kΩ at 25˚C Plug in the unit Is the value of thermistor Go to No 6...
  • Page 68 CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. Door Lock System 1. Check the Electrical wiring Failure 2. Check the Motor’s Resistance 2. F10 3. Check the Relay PCB (Door Lock Relay) CN31...
  • Page 69 CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. Door Lock System 1. Check the Electrical wiring Failure 2. Check the Motor’s Resistance 2. F10 3. Check the Relay PCB (Door Lock Relay)

  • Page 70: Door Lock System Failure,F10

    CHECKING FLOW CHART BY FAILURE Door Lock System Failure,F10? Plug in the unit Unplug the unit Note : Reconnect. If Just after self-clean start, the door lock motor defective Is the Connector disconnected starts to rotate. or loose? harness, During this time if the door lock switch does replace or fix Check the following : NOT operate properly after rotating twice,...
  • Page 71 CHECKING FLOW CHART BY FAILURE Replace the Relay PCB. If the same phenomenon occurs even though after replace Relay PCB, you should replace the Replace the Is the door lock switch Main PCB. micro switch (micro switch) normal? measure the resistance of door lock switch normally open type Abnormal...
  • Page 72 CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. Sensing Fail 1.Check the Electrical Wiring 2. F1 2.Check the Test Mode 3. F2 3.Check the Sensor’s Resistance CN31 9-12...

  • Page 73: Sensing Fail / F1 / F2

    CHECKING FLOW CHART BY FAILURE Sensing Fail, F1, F2? Unplug the unit Replace the Is the resistance of Is the Connector Reconnect defective thermistor normal? disconnected or loose? or adjust the Thermistor 1. Sensor connection connection 2. CN31 of Main PCB Check: Pins 4 and 5 of CN31 wiring in main PCB Normal- approximately 1.09kΩ...
  • Page 74 CHECKING FLOW CHART BY FAILURE Plug in the unit Replace the Is the value of thermistor Relay PCB normal? (Refer below) Check with the test mode To enter the test mode, follow these steps: 1. Press the any button, and encoder is placed in the Off 2.
  • Page 75 CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. Oven hot 1.Check the Resistance of the Relay. 2. F6 2.Check the Sensor’s Resistance Broil RY13 RY12 Conv Heater RY11 9-15...
  • Page 76 CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. Oven hot 1.Check the Resistance of the Relay. 2. F6 2.Check the Sensor’s Resistance CN31 9-16...

  • Page 77: Oven Hot, F6

    CHECKING FLOW CHART BY FAILURE Oven hot, F6? Replace the Is the heater relay normal? Relay PCB Unplug the unit Measure the resistance of Heater relay and Live. Replace the Is the resistance of defective Normal : infinite thermistor normal? Thermistor Abnormal : shorted Check:...
  • Page 78 CHECKING FLOW CHART BY FAILURE Plug in the unit Replace the Is the DLB relay normal? Replace the Is the value of thermistor relay PCB Measure the resistance Main PCB normal? (Refer below) Check with the test mode Normal : infinite Abnormal : shorted To enter the test mode, follow these steps: 1.

  • Page 79: Key Not Working / F3 Error

    CHECKING FLOW CHART BY FAILURE Symptom Check Point 1. Key not working 1. Check the Door Locking System. 2. F3 Error 2. Check the Electrical Wiring. CN53 9-19...
  • Page 80 CHECKING FLOW CHART BY FAILURE 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 o enter the test mode, follow these steps: Check the connecting states or adjust the...

  • Page 81: Appendix

    APPENDIX Key operation T est sequence Key operation T est sequence First 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 2.

  • Page 82: Exploded View

    #EV# EXPLODED VIEW INTRODUCTION MODEL: Customer Model Product Code SVC Model 9501 9506 9504...
  • Page 83 #EV# DOOR PARTS W243 102U 1008 W222 1020 1000 1703 1015 1035 1382 W230 W222 1009 W101 102S W230 173U W101 1018 102L 1735 1704...
  • Page 84 #EV# CONTROLLER PARTS 244S 5206 244D 2385 260B 244D 260M W280 2052 2052 2052 2001 2051 244E 2221 2052 2026 2026 303L 2006 2053 260K 2002 303R 2084 2085 2085 2084 2082 2082 2090 2047 2037 2050 260E 2042 2041 2043 2044 2046...
  • Page 85 #EV# COOKTOP PARTS 3056 3016 301C 3215 330S 330S 3006 3204 3022 330M 330H 3205...
  • Page 86 #EV# DRAWER PARTS 8514 8501 8513 8523 8507 W230 8517 1009 8504 8524 5505 8602 8512 8708 8520 5505 8708 6008 8508...
  • Page 87 #EV# CAVITY PARTS 5540 3093 3501 3024 3013 3057 5124 3031 5510 5501 5517 5063 546L 5504 5032 5039 546R 5405 W102 5535 5502 W129 5511 5408 5006 4002 5016 3208 5611 507S 5611 5535 W124 507R 5407 W233 5521 5508 W291 5532...

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