KitchenAid KECC508MBL User manual

TECHNICAL EDUCATION
JOB AID 4317347
KAC-37
ELECTRONIC TOUCH
CERAMIC COOKTOP
Models KECC508MBL & KECC568MBL

- ii -
WHIRLPOOL CORPORATION assumes no responsibility for any repairs made
on our products by anyone other than Authorized ervice Technicians.
FORWARD
This KitchenAid Job Aid, “Electronic Touch Ceramic Cooktop,” (Part No. 4317347), provides the
technician with information on the installation, operation, and service of the Electronic Touch
Ceramic Cooktop. It is to be used as a training Job Aid and ervice Manual. For specific information
on the model being serviced, refer to the “Use and Care Guide,” or “Wiring Diagram” provided with
the cooktop.
The Wiring Diagrams and trip 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 Touch Ceramic Cooktop.
The objectives of this Job Aid are to:
• Understand and follow proper safety precautions.
• uccessfully troubleshoot and diagnose malfunctions.
• uccessfully perform necessary repairs.
• uccessfully return the cooktop to its proper operational status.
Copyright © 2003, Whirlpool Corporation, Benton Harbor, MI 49022

- iii -
TABLE OF CONTENTS
GENERAL............................................................................................................................... 1-1
afety First......................................................................................................................... 1-1
Model & erial Number Designations ................................................................................ 1-3
Model & erial Number Label, Tech heet, And Wiring Diagram Locations ..................... 1-4
pecifications..................................................................................................................... 1-5
KitchenAid Cooktop Warranty............................................................................................ 1-6
INSTALLATION INFORMATION ........................................................................................... 2-1
Product Dimensions........................................................................................................... 2-1
Cutout Dimensions/Requirements ..................................................................................... 2-2
Junction Box Wiring ........................................................................................................... 2-3
THEORY OF OPERATION ..................................................................................................... 3-1
Touch Control Circuit ......................................................................................................... 3-1
Element Limiter .................................................................................................................. 3-1
Fault 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 upply 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
Diagnosis—Failure Codes ................................................................................................. 6-1
Troubleshooting Chart ....................................................................................................... 6-4
WIRING DIAGRAMS & STRIP CIRCUITS ............................................................................. 7-1
Wiring Diagram—#8285516 .............................................................................................. 7-1
trip Circuits—#8285516 ................................................................................................... 7-2
Wiring Diagram—#8285517 .............................................................................................. 7-3
trip Circuits—#8285517 ................................................................................................... 7-4
Page

- iv -
— NOTES —

1-1
GENERAL
Electrical Shock Hazard
Disconnect power before servicin .
Replace all parts and panels before
operatin .
Failure to do so can result in death or
electrical shock.
SAFETY FIRST
Your safety and the safety of others is very important.
We have provided many important safety messages in this Job Aid and on the appliance. Always
read and obey all safety messages.
This is the safety alert symbol.
This symbol alerts you to hazards that can kill or hurt you and others.
All safety messages will follow the safety alert symbol and either the word
“DA GER” or “WAR I G.” 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 follow instructions.
You can be killed or seriously injured if you don’t
follow instructions.
Electrical Shock Hazard
Connect reen round wire to round
screw.
Failure to do so can result in death or
electrical shock.

1-2
ELECTROSTATIC DISCHARGE
(ESD) SENSITIVE ELECTRONICS
ESD problems are present everywhere. ESD
may damage or weaken the electronic control
assembly. The new control assembly may ap-
pear to work well after repair is finished, but
failure may occur at a later date due to ESD
stress.
• Use an antistatic wrist strap. Connect the
wrist strap to a green ground connection
point or unpainted metal in the appliance; or
touch your finger repeatedly to a green ground
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 by the edges only.
• When repackaging the failed electronic con-
trol assembly in an antistatic bag, observe
the previous instructions.

1-3
MODEL & SERIAL NUMBER DESIGNATIONS
MODEL NUMBER
SERIAL NUMBER
SERIAL NUMBER X P 39 10015
MANUFACTURING SITE
X = OXFORD
YEAR OF PRODUCTION
P = 2003
WEEK OF PRODUCTION
PRODUCT SEQUENCE NUMBER
SERIAL NUMBER K EC C 50 8 M BL 0
K = KitchenAid Brand
PRODUCT IDENTIFICATION
EC = Electric Cooktop
GC = Gas Cooktop
MERCHANDISING SCHEME
C = Ceramic
D = Downdraft Vent
E = Electronics
G = Grill / Griddle
M = Modular / Downdraft
= International Collection
P = Commercial
S = Standard / Porcelain Metal
T = Tempered Glass
V = VBL Proline Series
X = 208 Volts
CAPACITY / SIZE / SERIES / CONFIGURATION
1ST POSITIO 2 D POSITIO
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 = Sealed Burners With Grill & Griddle
5 = Sealed Burners / Cast Elements Or Triple Tier
6 = 5 Burners / Elements
7 = Halogen Elements / Or 6 Burners
8 = Touch Controls
9 = Induction
YEAR OF INTRODUCTION
M = 2003
COLORS
WW = White SS = Stainless
BL = Black BB = Biscuit
ENGINEERING CHANGE
0 = Basic Release, 1 = First Revision, etc.

1-4
MODEL & SERIAL NUMBER LABEL, 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 umber Label
Wiring Diagram
Tech Sheet Location
(Under Cooktop Glass)

1-5
SPECIFICATIONS
Model Number KECC508MBL KECC568MBL
Model
Model Description
Electronic Touch Ceramic
Cooktop
Electronic Touch Ceramic
Cooktop
ize-Configuration 30" 36"
Dimensions/Specifications
Exterior Dimensions
Overall Height (in) 3 1/16" 3 1/16"
Overall Width (in) 30" (F); 31 1/2" (M) 36" (F); 37 1/2" (M)
Overall Depth (in) 21" 21"
Cutout Dimensions
Cutout Height (in) (Measure Or Min/Max) 2 7/8" 2 7/8"
Cutout Width (in) (Measure Or Min/Max) 29 1/2" 35 1/2"
Cutout Depth (in) (Measure Or Min/Max) 20 1/2" 20 1/2"
Net Weight (lbs) 30 35
Ratings
Electric Voltage/Phase/Frequency (Hz)
240/208 Volt, ingle
Phase,60Hz
240/208 Volt, ingle
Phase,60Hz
Total Connected Load In kW:
240 Volts (Preferred) 6.6 kw 8.1 kw
208 Volts 4.9 kw 6.1 kw
Circuit Amps 30 AMP 40 AMP
Exterior
Comment (Finish) Ceramic Glass Ceramic Glass
Cooktop Color Black Black
Cooktop Trim Material
Cooktop Trim Color
Cooktop Control Type Electronic Touch Electronic Touch
Cooktop Control Location Right Corner Right Corner
Cooktop Control # 45
Control Area:
Control Area Color Basalt Grey Basalt Grey
Electronic Control Yes Yes
Melt & Hold Yes - All burners Yes - All burners
Keep Warm Yes - All burners Yes - All burners
immer ettings Yes - 3 ettings, All burners Yes - 3 ettings, All burners
Cooktop Indicator Light ingle Element: 1 Indicator;
Dual Element: 2 Indicators
ingle Element: 1 Indicator;
Dual Element: 2 Indicators
Hot urface Indicator 45
Electric Element Configuration:
Ele R Front ize & Type Radiant Radiant
Ele RF Output (W@240/208V) 1200W/900W 1200W/900W
Ele L Front ize & Type Dual Round - 2400W/1000W Dual Round - 2400W/1000W
Ele LF Output (W@240/208V) 2400W/1800W 2400W/1800W
Ele R Rear ize & Type Radiant Radiant
Ele RR Output (W@240/208V) 1800W/1350W 1200W/900W
Ele L Rear ize & Type Radiant Radiant
Ele LR Output (W@240/208V) 1200W/900W 1500W/1125W
Ele C Rear ize & Type Radiant
Ele CR Output (W@240/208V) 1800W/1350W
Interior
Accessories
Other Accessory Yes Yes
Comment Ceramic Glass Polish, 4456147 Ceramic Glass Polish, 4456147
Miscellaneous
Product Literature:
Installation Instructions Part/Comment 8285316 8285316
ervice Manual Part/Comment 4317347 4317347
Tech heet Part/Comment 8285516 8285516
Use & Care Guide Part/Comment 8285368 8285368
Other Cooking Tips 3191638 Cooking Tips 3191638
Agency Approvals UL,C A UL,C A
Approved to Install Over BI Oven:
Hardware Yes Yes
Power Cord Length & # Wires 3 1/2 Foot/3 Wire 3 1/2 Foot/3 Wire
Residential Use Only Yes Yes
Warranty Yes Yes
Full 12 Mo 12 Mo
Extended:
Ceramic Glass Cooking urface 60 Mo 60 Mo
Electronic Controls 60 Mo 60 Mo

1-6
ONE-YEAR FULL WARRANTY
For one year from the date of purchase, when this appliance is operated and maintained according to instruc-
tions attached to or furnished with the product, KitchenAid will pay for factory specified parts and repair labor
costs to correct defects in materials or workmanship. Service must be provided by a KitchenAid designated ser-
vice company.
SECOND THROUGH FIFTH YEAR LIMITED WARRANTY ON ELECTRIC
ELEMENTS, CERAMIC GLASS COOKTOP, GAS BURNERS, AND
SOLID STATE TOUCH CONTROL SYSTEM
On electric ranges and electric cooktops, in the second through fifth years from the date of purchase, when this
appliance is operated and maintained according to instructions attached to or furnished with the product,
KitchenAid will pay for factory specified parts for any electric element to correct defects in materials or workman-
ship.
On ceramic glass ranges and ceramic glass cooktops, in the second through fifth years from the date of pur-
chase, when this appliance is operated and maintained according to instructions attached to or furnished with
the product, KitchenAid will pay for factory specified parts for the ceramic glass cooktop. KitchenAid warrants
that the ceramic glass cooktop will not discolor, the cooktop pattern will not wear off, the rubber seal between the
ceramic glass cooktop and porcelain edge will not crack, the ceramic glass cooktop will not crack due to thermal
shock and the surface unit elements will not burn out.
KitchenAid will not pay 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, alteration, misuse, abuse, fire, flood, improper installation, acts of God or
use of products not approved by KitchenAid.
5. Repairs to parts or systems resulting from unauthorized modifications made to the appliance.
6. Replacement parts or repair labor costs for units operated outside the United States and Canada.
7. Any labor costs during the limited warranty periods.
KITCHENAID AND KITCHENAID CANADA SHALL NOT BE LIABLE
FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES.
Some states or provinces do not allow the exclusion or limitation of incidental or consequential damages, so this
exclusion or limitation may not apply to you. This warranty gives you specific legal rights, and you may also have
other rights which vary from state to state or province to province.
Outside the United States and Canada, this warranty does not apply. Contact your authorized KitchenAid
dealer to determine if another warranty applies.
If you need service, first see the “Troubleshooting” section in this Job Aid. After checking “Troubleshooting,”
additional help can be found by checking the “Assistance or Service” section in the Use & Care Guide, or by
calling the KitchenAid Customer Interaction Center, 1-800-422-1230 (toll-free), from anywhere in the U.S.A., and
1-800-807-6777 from anywhere in Canada.
KITCHENAID COOKTOP WARRANTY