LG LDE3017ST Service Manual
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LG LDE3017ST Service Manual

30” freestanding electric range
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See also: Owner's Manual , Instruction and Installation Manual
30" Freestanding Electric Range
SERVICE MANUAL
MODEL: LDE3017ST
CAUTION
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL37118315
LDE3017SB
LDE3017SW
Website http://biz.lgservice.com
Internal Use Only
July, 2010
Printed in Korea

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Summary of Contents for LG LDE3017ST

  • Page 1 Internal Use Only Website http://biz.lgservice.com 30” Freestanding Electric Range SERVICE MANUAL MODEL: LDE3017ST LDE3017SB LDE3017SW CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. July, 2010 P/NO : MFL37118315 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 GENERAL- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-1 ~ 1-5 •...
  • Page 4 (Page) • Removing the Oven Door Handle & Glass- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-21 ~ 3-22 •...

  • 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. Model & Serial Number Location Tech Sheet Location (On Low Rear Cover)
  • Page 9 GENERAL SPECIFICA TIONS SPECIFICA TIONS Model Number LDE3017ST / LDE3017SB / LDE3017SW Category Double oven range Overall Width 30" Installation type Freestanding Color availability Control Oven Glass touch Cooktop Glass touch Display Scroll VFD Electronic clock & timer Control lock capability...

  • Page 10: Using Your Range

    USING YOUR RANGE GENERAL INFORMA TION GENERAL INFORMA TION Upper oven Rating Label Broil element Model numbers are recorded on the rating label. Rating label is located on the upper front left corner of the upper oven frame. It can be seen by opening the upper oven door.

  • Page 11: Control Panel Features

    USING YOUR RANGE CONTROL P ANEL FEA TURES CONTROL P ANEL FEA TURES single single 11 12 Warming zone Left Rear element Right Rear element 19 20 LOCKOUT 16 17 18 21 22 9 10 Select Indicator Double Double Left Front element Right Front element UPPER OVEN LOWER OVEN...
  • Page 12 USING YOUR RANGE CONTROL P ANEL FEA TURES CONTROL P ANEL FEA TURES COMMON FUNCTION Single element : Left Rear, Right Rear Indicator CLOCK : Use to set the time of day. SETTING : Use to set the time of day. Double element : Left Front, Right Front Indicator START TIME : Use to set delay time.

  • Page 13: To Turn On A Single Surface Unit (Left Rear, Right Rear)

    USING YOUR RANGE To turn on a SINGLE surface unit 3. TO TURN ON/OFF THE OVEN LIGHT (Left Rear, Right Rear) (For both the Upper & Lower oven) The oven light automatically turns ON when the 1. Press ON/OFF pad for the desired element door is opened.

  • Page 14: Timed Cook, Delayed Timed Cook

    USING YOUR RANGE To decrease the oven temperature 6. TIMED COOK, DELAYED TIMED COOK For the Lower oven temperature adjustment. (For the Upper & Lower Bake, Lower CONV. 1. Press SETTING pad 2 times for the lower Bake & Roast) oven, “L-Aj”...

  • Page 15: Warm

    USING YOUR RANGE 11.WARM(For both the Upper & Lower oven) 15. LOCKOUT (For the Upper & Lower Door lock, WARM Oven & Cooktop control lock) Upper oven START Press and hold the START pad 3 seconds (In order to activate or deactivate LOCKOUT) WARM/PROOF Once WARM...

  • Page 16: 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 Display SMPS Cooktop PCB Oven PCB Surface Elements Upper Broil Heater Oven Sensor Upper Door Latch Door Locking Motor...

  • Page 17: Removing The Back, Control Cover And Key Membrane Assembly

    COMPONENT ACCESS REMOVING THE BACK, CONTROL COVER REMOVING THE BACK, CONTROL COVER AND KEY MEMBRANE ASSEMBL AND KEY MEMBRANE ASSEMBL 6. Remove the 4 screws of the cook-top display PCB WARNING from the controller sub assembly. • DISCONNET power supply cord from the outlet before servicing.

  • Page 18: Removeing The Control Power Supply And Power Control Board (Pcb)

    COMPONENT ACCESS REMOVING THE CONTROL POWER SUPPL REMOVING THE CONTROL POWER SUPPL AND POWER CONTROL BOARD (PCB) AND POWER CONTROL BOARD (PCB) 4. There are 3 PCB's (power control board). When WARNING you check PCB, check the proper pcb in default mode and check main pcb.
  • Page 19 COMPONENT ACCESS REMOVING THE SURF ACE ELEMENTS REMOVING THE SURF ACE ELEMENTS AND THE CERAMIC GLASS COOKT AND THE CERAMIC GLASS COOKT Step. 5 WARNING Protect the cooktop surface • DISCONNET power supply cord and turn the assembly over. from the outlet before servicing. •...
  • Page 20 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) 5. To remove the upper door switch: WARNING a) If not already done, raise the cooktop (see page 3-4 for the procedure).
  • Page 21 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 4 screws to detach 2 hinge suppoters. WARNING •...
  • Page 22 COMPONENT ACCESS f) Pull out the Lower latch from the bar. Unhook Actuating 5. To remove the lower door switch: a) If not already done, raise the cooktop (see page 3-4 for the procedure). b) Remove the lower 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 23: Removing The Broil Element

    COMPONENT ACCESS REMOVING THE BROIL ELEMENT REMOVING THE BROIL ELEMENT 4. Remove 6 screws. WARNING Pull the Upper broil element assembly forward so that you can access connectors and • DISCONNET power supply cord disconect wires. from the outlet before servicing. •...
  • Page 24 COMPONENT ACCESS 6. Remove the glass tube holder by pushing 8. Turn the element assemblly upside down. aside both side tabs. Remove 2 screws to detach the mesh. 2 screws 2 screws 2 screws 2 screws 2 screws 2 screws 2 screws 2 screws 2 screws...
  • Page 25 COMPONENT ACCESS REMOVING THE BROIL ELEMENT REMOVING THE BROIL ELEMENT (For the Lower oven) (For the Lower oven) b) Pull the element forward so that you can WARNING access the terminals and disconnect the wires. • DISCONNET power supply cord Terminals from the outlet before servicing.

  • Page 26: Removing The Exposed Bake Element

    COMPONENT ACCESS REMOVING THE EXPOSED BAKE ELEMENT REMOVING THE EXPOSED BAKE ELEMENT (For the Upper oven only) (For the Upper oven only) b) Pull the element forward so that you can WARNING access the terminals and disconnect the wires. • DISCONNET power supply cord Terminals from the outlet before servicing.

  • Page 27: Removing The Hidden Bake Element

    COMPONENT ACCESS REMOVING THE HIDDEN BAKE ELEMENT REMOVING THE HIDDEN BAKE ELEMENT (For the Lower oven only) (For the Lower oven only) 1. Unplug range or disconnect power. 7. Bend the insulation glass fiber up. 2. Pull the range out of its mounting location so that you can access the rear of the unit.

  • Page 28: 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 (For the Lower oven only) (For the Lower oven only) 1. Disconnect power and remove oven racks. 7. To remove Fan blade, remove Nut by screwing clockwise.

  • Page 29: 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 • DISCONNET power supply cord • Be careful not to scratch or chip the from the outlet before servicing.

  • Page 30: Removing The Latch Drive Assembly

    COMPONENT ACCESS REMOVING THE LA TCH DRIVE ASSEMBL REMOVING THE LA TCH DRIVE ASSEMBL (For both the Upper & Lower oven) (For both the Upper & Lower oven) DOOR LOCKING MECHANISM WARNING The door lock assembly is located at the back side •...

  • Page 31: Removing The Oven Temperature Sensor

    COMPONENT ACCESS REMOVING THE OVEN TEMPERA TURE SENSORS REMOVING THE OVEN TEMPERA TURE SENSORS (For both the Upper & Lower oven temperature sensor) (For both the Upper & Lower oven temperature sensor) 5. To remove an oven temperature sensor, WARNING disconnect the connector from the main harness and remove the two mounting screws in oven •...

  • 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 Step. 1 • Be careful when removing and Be sure both hinges are 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 the door at the top. lifting the door.

  • Page 34: Removing The Upper Oven Door Handle & Glass

    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 & trim (for Stainless model) WARNING a) Remove the 4 door handle screws and lift the door handle off door trim and slide up the door trim.
  • Page 35 COMPONENT ACCESS 7. To remove a hinge receptacle assembly: c) Lift the inner oven door glass and bracket a) Remove the 4 top liner screws assembly out of the door liner. (See step 3 on page 3-19) b) Place the door liner assembly on a padded work surface with the hinge receptacles over the edge.

  • Page 36: Removing The Oven Door Handle & Glass

    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 & trim (for Stainless model) WARNING a) Remove the 4 door handle screws and lift the door handle off door trim and slide up the door trim.
  • Page 37 COMPONENT ACCESS 7. To remove a hinge hanger assembly: d) Lift the inner oven door glass and bracket a) Remove the 2 top liner screws assembly out of the door liner. (See step 3 on page 3-14) b) Place the door liner assembly on a padded work surface with the hinge hangers over the edge.

  • Page 38: Removing The Oven Door Gasket

    COMPONENT ACCESS REMOVING THE OVEN DOOR GASKET REMOVING THE OVEN DOOR GASKET (For the Upper &Lower door gaskets) (For the Upper &Lower door gaskets) 3. Pull the ends of the gasket out of the liner holes. WARNING Liner Hole • DISCONNET power supply cord from the outlet before servicing.

  • Page 39: Removing A Side Panel

    COMPONENT ACCESS REMOVING A SIDE P ANEL REMOVING A SIDE P ANEL 7. Remove the two screws from the left or right side WARNING panel. • DISCONNET power supply cord from the outlet before servicing. • Replace all panels and parts before operating.

  • Page 40: 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 41: Door Locking Motor

    Components Test procedures Results Normal: Approximately Door locking Motor 1. Refer to page 3-15 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) Micro Switch ON position (Unlock position) OFF position (Lock position)

  • Page 42: Door Switch

    Components Test procedures Results Door switch 1. Refer to page 3-5 for the servicing procedure Door open Door closed 2. Measure the resistance after cooling down (Multiple meter scale: R x 1) Continuity Infinite Normal: Below 5 Ω. Oven lamp 1.

  • Page 43: Upper Oven Bake Heater

    Components Test procedures Results Normal : Approximately 26.6Ω Upper oven 1. Remove wire leads Bake heater Abnomal : Infinite(opened) 2. Measure resistance after cooling down NOTE: Ω Value was tested at room temperature (77F/25˚C) Be careful the element is sensitive to temperature. Lower oven Normal : Approximately 14.7Ω...

  • Page 44: Appliance Outlet

    Components Test procedures Results Normal: Approximately 120V Appliance outlet 1. Test for voltage 2. If no voltage is present at outlet, Press the switch of located on the control console NOTE: The circuit breaker for the appliance outlet is rated for 15A, That may trip if the appliance plugged into it exceeds 15amps.

  • Page 45: Single Surface Unit(Lr, Rr)

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

  • Page 46: Dual Surface Unit(Lf)

    Components Test procedures Results Dual surface unit: 1. Refer to page 3-4 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 47: Dual Surface Unit(Rf)

    Components Test procedures Results Dual surface unit: 1. Refer to page 3-4 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 48: Center Rear(Cr) Element: Warming Zone (Plane Heater)

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

  • Page 49: Composition Of Control

    COMPOSITION OF CONTROL Oven system PCB Oven system PCB P/N :EBR64624502 CN03 CN03 CN03 CN03 CN03 CN08 CN08 CN08 CN08 CN08 CN03 CN03 CN03 CN03 CN08 CN08 CN08 CN08 CN03 CN03 CN03 CN03 CN03 CN03 CN04 CN04 CN04 CN08 CN08 CN08 CN08 CN08...

  • Page 50: Oven Relay Pcb

    COMPOSITION OF CONTROL Oven relay PCB Oven relay PCB P/N :EBR64624601 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN03 CN12 CN12 CN12 CN12 CN12 CN12 CN12 CN12 CN12 CN12...

  • Page 51: Cooktop Display

    COMPOSITION OF CONTROL Cooktop display Cooktop display P/N : EBR64624901 Oven display (VFD) Oven display (VFD) P/N : EAJ61309901...

  • Page 52: Diagnosis Through Schematic

    DIAGNOSIS THROUGH SCHEMATIC Symptom : Oven lamp not operating -. Check : Open/Short Symptom : No heating (F-9, F-19) -. Check : Heater and relay Open/ short Symptom : Oven hot (F-6, F-16) -. Check : Heater Relays Short Symptom : Cooktop no heating -.

  • Page 53: Check The Failure Code (F-Code)

    CHECK THE FAILURE CODE (F-code) ■ When the oven has some failure on cooking - Oven may stop operating and F-code will display in display window. - Some F-codes display immediately(F-3,F-9,F-19), but other codes will store in EEPROM memory and not displayed ■...

  • Page 54: Safety Caution & Error Code Summary

    SAFETY CAUTION & ERROR CODE SUMMARY 1.1 Safety Caution • Unless SVC manual indicate that ‘power is on’, normal state is power off. 1.2 Error Code Summary Code Description Operation Opened Sensor Upper Oven Thermistor remains open for over 1 min, after cook starts during cooking.

  • Page 55: Checking Flow Chart By Failure

    CHECKING FLOW CHART BY FAIRURE Symptom Check Point 1. Power Failure 1. Check Electric Wiring (Dead) 2. Check the thermostat 2. No Display 3. Check the SMPS PCB...

  • Page 56: No Display (No Power)

    CHECKING FLOW CHART BY FAIRURE No Display (No Power) Control Dead Check AC input of SMPS PCB - SMPS PCB CN1 (pin 1 and 3) Select a function Any beeping Sound? Replace the Oven system PCB (EBR64624502) 120V AC? Normal? Replace the DISPLAY Replace the SMPS PCB (EAJ61309901)
  • Page 57 CHECKING FLOW CHART BY FAIRURE No Display (No Power) Check thermostat Normal? Check the connection of L1 and N Replace thermostat from power inlet. Normal? Fix or replace the lead wire...
  • Page 58 CHECKING FLOW CHART BY FAIRURE No Display (No Power) Check and fix the connection 1. between Cooktop SYSTEM and SMPS PCB, 2. between Cooktop SYSTEM and Oven system PCB, 3. between DISPLAY and Oven system PCB, Normal? Replace the Oven SYSTEM PCB (EBR64624502)
  • Page 59 CHECKING FLOW CHART BY FAIRURE Symptom Check Point 1. No heating 1. Check Electric Wiring 2. F-9 2. The Heater’s Resistance. 3. F-19 3. Check the Sensor (thermistor). Heater resistor Check the sensor...

  • Page 60: Oven Does Not Heat

    CHECKING FLOW CHART BY FAIRURE Oven does not heat (including F-9, F-19 Error) No heating Disconnect power Check the electric wiring 1. Harness of Relay connection. 2. Each heater’s connection. 3. System and Relay PCB connection(CN11, CN12) UPPER LOWER Harness connection check Normal? Fix or replace the lead wire...
  • Page 61 CHECKING FLOW CHART BY FAIRURE Oven does not heat (including F-9, F-19 Error) Measure the Resistor of each heater Between the DLB Relay’s L2 and each heater Relay’s Harness point of Figure 1 (measure the resistance after cooling down) UPPER Normal Resistor upper Bake...
  • Page 62 CHECKING FLOW CHART BY FAIRURE Oven does not heat (including F-9, F-19 Error) Normal? Replace the error heater Connect the power Check the value of thermistor by using the test mode • To enter the testmode, follow these steps: 1. press the “clear” key 2.
  • Page 63 CHECKING FLOW CHART BY FAIRURE Oven does not heat (including F-9, F-19 Error) Normal? Disconnect the oven sensor and check the value (measure the resistance after cooling down) Normal:approximately 1.06 kΩ at 65°F ~ 1.12 kΩ at 85°F. Normal? Replace the oven sensor Replace the Relay PCB (EBR64624601) Replace the Oven SYSTEM PCB...
  • Page 64 CHECKING FLOW CHART BY FAIRURE Symptom Check Point 1. Cooktop Not 1. Check Electric Wiring working 2. Check the Heater resistance 9-10...

  • Page 65: Cook-Top Does Not Heat

    CHECKING FLOW CHART BY FAIRURE Cook-top does not heat No heating (All or a part of cook-top heaters) Disconnect power Check the loose connection cook-top heater and harness Normal? Reconnect. If defective harness,replace or fix Check the loose connector (SMPS PCB and Cooktop PCB) Normal? Reconnect.
  • Page 66 CHECKING FLOW CHART BY FAIRURE Cook-top does not heat Check the cook-top heaters (measure the resistance between CN10, CN11, CN12, TAB11, TAB09 and SMPS CN1 pin 3) Normal : approximately 100Ω 9-12...
  • Page 67 CHECKING FLOW CHART BY FAIRURE Cook-top does not heat Normal? Replace the Cook-top heater Replace the cooktop system (EBR64624802) 9-13...
  • Page 68 CHECKING FLOW CHART BY FAIRURE Symptom Check Point 1. Door Lock System 1. Check the Electric wiring Failure 2. Check the Motor’s Resistance 2. F-10, F-20 9-14...

  • Page 69: Door Lock System Error

    CHECKING FLOW CHART BY FAIRURE Door lock system error F-10, F-20 Error Just after self-clean start,the door lock motor starts to rotate. During that time if the door lock switch does not operate properly after rotating twice, then supervising circuit detects a Door Lock failure and the F-10, F-20 error code appears.
  • Page 70 CHECKING FLOW CHART BY FAIRURE Door lock system error F-10, F-20 Error Check the door locking motor (measure the resistance) normal: approximately 2.6 kΩ abnormal: infinite or below 5 Ω Normal? Replace the door Check the looseness of CN08 locking motor Normal? Reconnect 9-16...
  • Page 71 CHECKING FLOW CHART BY FAIRURE Door lock system error F-10, F-20 Error Check the Relay PCB’s electric connection (CN01, CN03) Check the connection between system PCB and relay PCB(CN11, CN12) Normal? Reconnect Replace the Oven Relay PCB (EBR64624601) Normal? Replace the Oven SYSTEM PCB (EBR64624502) 9-17...
  • Page 72 CHECKING FLOW CHART BY FAIRURE Symptom Check Point 1. Sensing Fail 1.Check the electric wiring 2. F-1 2.Check the test Mode 3. F-2 3.Check the sensor(thermistor) resistance 4. F-4 (approximately 1.06 kΩ at 65°F ~ 1.12 kΩ at 85°F.) 5. F-5 9-18...

  • Page 73: Oven Sensing Error

    CHECKING FLOW CHART BY FAIRURE Oven sensing error F-1, F-2, F-4, F-5 error Main oven sensing failed Connect the power Check the value of thermistor by using the test mode • To enter the testmode, follow these steps: 1. press the “clear” key 2.
  • Page 74 CHECKING FLOW CHART BY FAIRURE Oven sensing error F-1, F-2, F-4, F-5 error Normal? Disconnect the oven sensor and check the value (measure the resistance after cooling down) Normal:approximately 1.06 kΩ at 65°F ~ 1.12 kΩ at 85°F. Normal? Replace the oven sensor Replace the Oven Relay PCB (EBR64624601) Replace the Oven SYSTEM PCB...
  • Page 75 CHECKING FLOW CHART BY FAIRURE Symptom Check Point 1. Oven hot 1. Check the Resistance of the Relay. 2. F-6 3. F-16 Check the resistance of relays 9-21...

  • Page 76: Oven Hot Error

    CHECKING FLOW CHART BY FAIRURE Oven hot error F-6, F-16 error Oven is hot (F-6, F-16) Disconnect the power and oven sensor. Check the oven sensor value (measure the resistance after cooling down) Normal:approximately 1.06 kΩ at 65°F ~ 1.12 kΩ at 85°F Normal? Replace the oven sensor Remove the relay PCB harness...
  • Page 77 CHECKING FLOW CHART BY FAIRURE Oven hot error F-6, F-16 error Normal? Replace the Relay PCB (EBR64624601) Replace the Oven SYSTEM PCB (EBR64624502) 9-23...

  • Page 78: No Key Input

    CHECKING FLOW CHART BY FAIRURE No key input Or F-3 Key does not input(including F-3) If the key error occurred in the oven VFD, check the oven system. If the problem happened the cooktop LED, Check the cooktop system. Check the connection between Oven system PCB’S CN03,cooktop systme PCB’s CN21 Normal? Reconnect Remove Harness and check F-3 error...

  • Page 79: Error (Communication Error)

    CHECKING FLOW CHART BY FAIRURE F-11 error (communication error) F-11 error Check the connection between MAIN PCB’S CN06 and SYSTEM PCB’S CN13 This Harness Normal? Reconnect Replace the Oven SYSTEM PCB (EBR43296802) Reset failure log and Check the F-code. 1. press the “clear” key 2.

  • Page 80: Trouble Shooting

    TROUBLE SHOOTING PROBLEMS POSSIBLE CAUSES & FAULTS SOLUTIONS Oven not operating. • Bad power control board (PCB) • Test and/or replace PCB ➞ Refer to the page 6-1~6-4 • Power outage • Verify power is present at unit. • Verify that the circuit breaker is not tripped •...
  • Page 81 TROUBLE SHOOTING PROBLEMS POSSIBLE CAUSES & FAULTS SOLUTIONS Electronic timer will not • Failed main power control board • Replace power control board(PCB) accept Programming. Electronic timer will not • Failed main power control board • Replace power control board(PCB) accept Programming.
  • Page 82 TROUBLE SHOOTING PROBLEMS POSSIBLE CAUSES & FAULTS SOLUTIONS Oven door sagging on one • Hinge loose or out of position to • Adjust hinges or replace hinges side oven liner Door does not close • Broken or misadjusted door spring •...

  • Page 83: Schematic Diagram

    SCHEMATIC DIAGRAM 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. RADIANT COOK-TOP Wattage RR:1200W...

  • Page 84: Strip Circuits

    STRIP CIRCUITS STRIP CIRCUITS Complete the following 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. UPPER BAKE/WARM LOWER BAKE/CONV BAKE/CONV ROAST 11-2...
  • Page 85 LOWER WARM/PROOF UPPER BROIL LOWER BROIL 11-3...
  • Page 86 UPPER SELFCLEAN LOWER SELFCLEAN 11-4...
  • Page 87 OVEN LAMP CR (Cooktop element) LR (Cooktop element) 11-5...
  • Page 88 RR (Cooktop element) LF (Cooktop element) RF (Cooktop element) 11-6...

  • Page 89: Exploded View

    #EV# EXPLODED VIEW INTRODUCTION MODEL: CONTROLLER PARTS COOKTOP PARTS DOOR PARTS CAVITY PARTS MAY1 MFL1 MFL3 -12-1-...
  • Page 90 #EV# UPPER DOOR PARTS W149 W243 1722 1000 W225 1733 1008 1703 1015 W109 1009 1703 W225 W256 1733 W149 1020 1721 1021 W149 W149 1045 -12-2-...
  • Page 91 #EV# LOWER DOOR PARTS W149 W243 1733 W225 1100 1734 1018 1120 W222 1115 1041 W109 W225 1009 W101 1733 W101 1734 W149 W149 1704 W149 1704 -12-3-...
  • Page 92 #EV# CONTROLLER PARTS 2045 2048 W144 2042 2009 W105 2041 2043 2044 W105 2031 2050 2030 2382 W105 2055 W108 2006 2381 W107 2038 3006 2033 2037 3006 W108 2034 W108 W108 2036 -12-4-...
  • Page 93 #EV# COOKTOP PARTS 3014 3056 3016 W144 3401 3057 W172 3303 3059 3059 3022 3303 3402 3058 W105 3302 W144 3301 W105 3402 W144 -12-5-...
  • Page 94 #EV# UPPER CAVITY PARTS 5501 5063 W144 5409 3205 W301 W301 3204 3205 W301 3204 3032 5537 3206 3206 5449 W301 5078 3901 3130 3006 3107 3107 3221 5032 W144 W144 W144 W144 5539 W144 5502 W144 5091 3222 5551 W301 W144 5206...
  • Page 95 #EV# LOWER CAVITY PARTS 5517 3013 W144 5014 W144 W144 W146 5508 5132 W146 3007 3063 5518 5041 5510 W146 W235 5001 3006 W146 W144 5504 5502 3006 W144 5511 W144 W144 5116 W144 W144 5558 W144 5408 5414 W144 W172 5513 3221...

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