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KitchenAid KECC508MBL, Technical Education, Page: 1 / 40

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TECHNICAL EDUCATION

JOB AID 4317347

KAC-37

     

ELECTRONIC TOUCH 

CERAMIC COOKTOP

Models KECC508MBL & KECC568MBL

Summary of Contents for KECC508MBL

Page 1: ...TECHNICAL EDUCATION JOB AID 4317347 KAC 37 ELECTRONIC TOUCH CERAMIC COOKTOP Models KECC508MBL KECC568MBL ...

Page 2: ...e cooktop The Wiring Diagrams and Strip Circuits used in this Job Aid are typical and should be used for training purposes only Always use the Wiring Diagram supplied with the product when servicing the unit GOALS AND OBJECTIVES The goal of this Job Aid is to provide detailed information that will enable the service technician to properly diagnose malfunctions and repair the KitchenAid Electronic ...

Page 3: ...ult Code Diagnosis 3 1 Electronic Control Board Circuit Monitoring 3 2 COMPONENT ACCESS 4 1 Component Locations 4 1 Removing The Cooktop Glass 4 2 Removing An Element And Limiter 4 3 Removing The User Interface And Electronic Control Boards 4 4 Removing The Power Supply Wiring 4 6 COMPONENT TESTING 5 1 LF Dual Element 5 1 RR Dual Element 5 1 RF LR Elements 5 2 DIAGNOSIS TROUBLESHOOTING 6 1 Diagnos...

Page 4: ... iv NOTES ...

Page 5: ...to hazards that can kill or hurt you and others All safety messages will follow the safety alert symbol and either the word DANGER or WARNING These words mean All safety messages will tell you what the potential hazard is tell you how to reduce the chance of injury and tell you what can happen if the instructions are not followed You can be killed or seriously injured if you don t immediately foll...

Page 6: ...ap to a green ground connection point or unpainted metal in the appliance or touchyourfingerrepeatedlytoagreenground connection point or unpainted metal in the appliance Before removing the part from its package touch the antistatic bag to a green ground connection point or unpainted metal in the appliance Avoid touching electronic parts or terminal contacts Handle the electronic control as sembly...

Page 7: ...ine Series X 208 Volts CAPACITY SIZE SERIES CONFIGURATION 1ST POSITION 2ND POSITION 0 2 Burner 0 30 Wide Element System 2 42 OR 12 Wide 1 Standard 3 33 Wide 2 Grill Griddle 5 15 Wide 3 Temp Glass 6 36 Wide 4 Commercial 8 48 Wide 5 Ceramic Glass 8 Modular Downdraft FEATURES 0 Standard Elements Burners 1 Radiant Elements 2 Dual Elements Or Sealed Burners With Grill 3 Sealed Burners With Griddle 4 Se...

Page 8: ...BEL TECH SHEET AND WIRING DIAGRAM LOCATIONS The Model Serial Number label Tech Sheet and Wiring Diagram locations are shown below Front Of Cooktop Model Serial Number Label Wiring Diagram Tech Sheet Location Under Cooktop Glass ...

Page 9: ...ngs Yes 3 Settings All burners Yes 3 Settings All burners Cooktop Indicator Light Single Element 1 Indicator Dual Element 2 Indicators Single Element 1 Indicator Dual Element 2 Indicators Hot Surface Indicator 4 5 Electric Element Configuration Ele R Front Size Type Radiant Radiant Ele RF Output W 240 208V 1200W 900W 1200W 900W Ele L Front Size Type Dual Round 2400W 1000W Dual Round 2400W 1000W El...

Page 10: ...for 1 Service calls to correct the installation of your appliance to instruct you how to use your appliance to replace house fuses or correct house wiring or to replace owner accessible light bulbs 2 Repairs when your appliance is used in other than normal single family household use 3 Pickup and delivery Your appliance is designed to be repaired in the home 4 Damage resulting from accident altera...

Page 11: ...2 1 INSTALLATION INFORMATION PRODUCT DIMENSIONS ...

Page 12: ...2 2 CUTOUT DIMENSIONS REQUIREMENTS ...

Page 13: ... and ordinances For all cooktop models with three wire cable from the cooktop 3 Wire Ungrounded Neutral Where local codes DO NOT permit connect ing the frame ground conductor to the neu tral white junction box wire used for Ca nadian installations 1 Disconnect power supply 2 Connect the flexible armored cable from the cooktop to the junction box using a U L or CSA listed conduit connector Tighten ...

Page 14: ...ected bare ground wire factory crimped together 4 Wire Ungrounded Neutral Where local codes DO NOT permit connect ing the frame ground conductor to the neu tral white junction box wire used for Ca nadian installations 1 Disconnect power supply 2 Connect the flexible armored cable from the cooktop to the junction box using a U L or C S A listed conduit connector Tighten the screws on the conduit co...

Page 15: ...nect power supply 2 Connect the flexible armored cable from the cooktop to the junction box using a U L or C S A listed conduit connector Tighten the screws on the conduit connector 3 Connect the following wires together using twist on connectors Two black wires Two red wires The factory crimped bare and white cooktop cable wires to the white neutral wire in the junction box ...

Page 16: ...2 6 NOTES ...

Page 17: ...ntrol LEO Board YEL 1200 W 47Ω YEL WHT BOARD CONNECTION CABLE USER INTERFACE BOARD LIMITER ELEMENT RL06 RELAY JP14 JP19 JP08 L1 L2 1A 2A by the burner and protects the cooktop glass from overheating The hot surface indicator light is controlled by a programmed sequence stored in the microcomputer board The indi cator lights will be activated based on the amount of time the burner is on The hot sur...

Page 18: ...how that all of the circuitry is operating properly JP08 JP18 JP16 JP14 JP11 JP09 JP19 JP07 L1b JP21 L2a_In RL09 RL08 RL06 RL02 RL04 CPU Power Supply 5V Green LED Electronic Control Board The board monitors the operation of the Central Processing Unit CPU Power supply section Relay function If any of the board functions are not operating properly the green LED will not glow ...

Page 19: ...cts you on how to service each component inside the Electronic Touch Ceramic Cooktop The components and their locations are shown below COMPONENT ACCESS Element Limiter Power Supply Wiring User Interface Board Top Electronic Control Board Bottom ...

Page 20: ... 12 screws 3 on each side from the front rear and side flanges of the cooktop glass 4 Lift the cooktop glass off the burner base Lift Off Cooktop Glass Cooktop Glass Screws 6 of 12 REINSTALLING THE COOKTOP GLASS NOTE When you reinstall the cooktop glass on the burner base make sure that you insert the two alignment pins on the bottom of the glass into the holes of the user interface board assembly...

Page 21: ...offthemountingrail NOTE You may have to push the tabs on the spring clips under the element out of their mounting rail slots to remove the element Make sure that you insert the spring clip tabs in their correct mounting rail slots when you reinstall the element Element Wire Limiter 5 Turn the element over and remove the screw from each of the spring clips then install the clips at the same numbere...

Page 22: ...assfromtheburner base see page 4 2 for the procedure 3 To remove the user interface board a Lift the board assembly and rotate it on its left side b Pull the edge connector off the left side of the user interface board and remove the board User Interface Board Edge Connector c Pull the nine springs off the posts of the plastic light shield d Unsnap the four latching tabs on the plastic light shiel...

Page 23: ...ire connector assembly d Disconnect the following connectors from the electronic control board see the photo at the top of the right column 3 wire connector at JP12 Green connector White connector Red connector Blue connector User Interface Board Bracket Bracket Tab 1 of 2 Electronic Control Board Connector JP08 Green White Red Blue e Atthebottomoftheburnerbox remove thefourmountingscrewsfromtheel...

Page 24: ...erminal Block Green Ground Power Supply Wire 6 Remove the two mounting screws from the 90 connector and pull the metal con duit out of the connector and off the wires 7 Pull the black red white and green wires out of the connector and burner box 90 Connector Screw 1 of 2 Conduit Pull Conduit Off Wires Electrical Shock Hazard Connect green ground wire to ground screw Failure to do so can result in ...

Page 25: ...mmeter test leads to the following terminals The meter should in dicate as shown Element terminals 1 2 35 to 46 Ω Element terminals 2 3 52 to 64 Ω Limiter terminals 2 4 0 Ω LF DUAL ELEMENT WARNING Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock RR DUAL ELEMENT 1 2 3 Refer to page 4 3 fo...

Page 26: ...4 3 for the procedure for servic ing an element and limiter 1 Disconnect power to the cooktop 2 Disconnect the main wiring harness con nectorsfromtheelementandlimitertermi nals 3 Set the ohmmeter to the R x 1 scale 4 Touch the ohmmeter test leads to the following terminals The meter should in dicate as shown Element terminals 1 2 41 to 56 Ω Limiter terminals 2 3 0 Ω RF LR ELEMENTS 1 2 3 ...

Page 27: ...R On Off All Off Keep Warm Melt Hold Lo Hot 2 4 5 7 8 9 10 Hi Med S I M M E R On Off Keep Warm Melt Hold Lo Hot 2 4 3 3 3 3 5 7 8 9 10 Hi Med SINGLE DUAL S I M M E R On Off On Off Keep Warm Melt Hold Lo Hot 2 4 5 7 8 9 10 Hi Med SINGLE DUAL S I M M E R On Off On Off Control Lock Keep Warm Melt Hold Lo Hot 2 4 5 7 8 9 10 Hi Med S I M M E R On Off All Off Keep Warm Melt Hold Lo Hot Hot Hot Hot 2 4 3...

Page 28: ...y problem 1 Disconnect power for 1 minute 2 Reconnect power 3 If failure remains replace the touch control module Cooktop in failure mode blinking indicators Cooktop in failure mode blinking indicators Type of failure glowing indicators Type of failure glowing indicators F36 Temperature probe hardware error OVER TEMPERATURE INDICATION Three indicators alternatively blink in left and right side Thi...

Page 29: ...Disconnect power for 1 minute 2 Reconnect power 3 If failure remains replace the touch control module F22 Key sensitivity problem F36 Temperature probe hardware error OVER TEMPERATURE INDICATION Three indicators alternatively blink in left and right side 1 Disconnect power for 1 minute 2 Reconnect power 3 If failure remains replace the touch control module 1 Disconnect power for 1 minute 2 Reconne...

Page 30: ...oper size Use cookware about the same size as the surface cooking area element or surface burner Cook ware should not extend more than 1 2 5 cm outside the cooking area Lights on the cooktop flashing on and off 1 Make sure the cooktop controls are OFF 2 Clean the cooktop touch control panel thoroughly 3 If the cooktop lights continue to flash disconnect power or unplug the cooktop 4 After a few se...

Page 31: ...tor light turns on to tell the customer that the radiant glass surface is too hot to touch The hot surface indicator light will continue to glow as long as the radiant glass is hot even after the element has been turned off 3 Green LED is only for lab service diagnostics Glowing green LED indicates the Electronic Control main circuit is functioning correctly when energized ...

Page 32: ...7 2 STRIP CIRCUITS 8285516 LEFT FRONT ELEMENT LEFT REAR ELEMENT RIGHT REAR ELEMENT RIGHT FRONT ELEMENT TERMINAL BLOCK CONNECTIONS ...

Page 33: ... on to tell the customer that the radiant glass surface is too hot to touch The hot surface indicator light will continue to glow as long as the radiant glass is hot even after the element has been turned off 3 Green LED is only for lab service diagnostics Glowing green LED indicates the Electronic Control main circuit is functioning correctly when energized ...

Page 34: ...7 4 STRIP CIRCUITS 8285517 LEFT FRONT ELEMENT LEFT REAR ELEMENT CENTER REAR ELEMENT RIGHT FRONT ELEMENT RIGHT REAR ELEMENT ...

Page 35: ...7 5 TERMINAL BLOCK CONNECTIONS ...

Page 36: ...7 6 NOTES ...

Page 37: ...7 7 NOTES ...

Page 38: ...7 8 NOTES ...

Page 39: ...RIZED SERVICER FOR LITERATURE ORDERS PHONE 1 800 851 4605 FOR TECHNICAL INFORMATION AND SERVICE POINTERS www servicematters com IN CANADA FOR PRODUCT SPECIFICATIONS AND WARRANTY INFORMATION CALL 1 800 461 5681 FOR TECHNICAL ASSISTANCE WHILE AT THE CUSTOMER S HOME CALL THE TECHNICAL ASSISTANCE LINE 1 800 488 4791 HAVE YOUR STORE NUMBER READY TO IDENTIFY YOU AS AN AUTHORIZED SERVICER FOR WHIRLPOOL P...

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