KitchenAid KEBS278SSS Technical Guide

KitchenAid KEBS278SSS - 27" Double Wall Oven Manual

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  • KitchenAid KEBS278SSS | Technical Guide - Page 1
    KAC-49 TECHNICAL EDUCATION 27˝ & 30˝ ELECTRIC BUILT-IN DOUBLE OVEN MODELS: KEBK276S*, KEBK206S*, KEBS277S* KEBS207S*, KEBS278S*, KEBS208S* JOB AID 4317416
  • KitchenAid KEBS278SSS | Technical Guide - Page 2
    This Kitchen Aid Job Aid "27˝ & 30˝ Electric Built-In Double Oven" (Part No. 4317416), provides the In-Home Service Professional with information on the installation, operation, and service of the 27˝ & 30˝ Electric Built-In Double Oven. For specific information on the model being serviced, refer
  • KitchenAid KEBS278SSS | Technical Guide - Page 3
    OF CONTENTS Page GENERAL ...1-1 Oven Safety...1-1 Model & Serial Number Designations 1-2 Model & Serial Number Label And Tech Sheet Locations 1-3 Specifications...1-4 INSTALLATION INFORMATION 2-1 Installation Requirements 2-1 Installation Instructions...2-4 PRODUCT OPERATION ...3-1 COMPONENT
  • KitchenAid KEBS278SSS | Technical Guide - Page 4
    Shutdown Thermal Cutoff (TCO 5-11 Hidden Bake Element 5-12 DIAGNOSTICS & TROUBLESHOOTING 6-1 Diagnostics...6-1 Failure/Error Display Codes 6-2 Fahrenheit To Celsius Conversion 6-6 Adjust Oven Temperature Calibration 6-6 Programming The Cavity Size 6-6 Keypads...6-7 Relay Logic - Upper And
  • KitchenAid KEBS278SSS | Technical Guide - Page 5
    OVEN SAFETY Your safety and the safety of others are very important. We have provided many important safety messages in this manual and if you don't immediately follow instructions. WARNING You can be killed or seriously injured if you don't follow instructions. All safety messages will tell
  • KitchenAid KEBS278SSS | Technical Guide - Page 6
    CAPACITY / SIZE / SERIES / CONFIGURATION 1ST POSITION 2ND POSITION 1 = SINGLE OVEN 4 = 24˝ WIDE 2 = DOUBLE OVEN 6 = 36˝ WIDE 3 = COMBO OVEN 7 = 27˝ WIDE 5 = MINI OVEN 0 = 30˝ WIDE 6 = COMBO W/MINI OVEN FEATURE CODE 0 = STANDARD FEATURES 1 = STANDARD FEATURES / ELEC COOK
  • KitchenAid KEBS278SSS | Technical Guide - Page 7
    SERIAL NUMBER LABEL AND TECH SHEET LOCATIONS 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. The Model/Serial Number label and Tech Sheet locations are shown below. Tech Sheet
  • KitchenAid KEBS278SSS | Technical Guide - Page 8
    (Measure or Min/Max) Cutout Depth (Measure or Min/Max) Other Dimensions Conduit Size (Length/Diameter) Ratings Electric Voltage/Phase/Frequency (Hz) Total Connected Load in kW 240 Volts 208 Volts 240/120V AC Circuit Amps KEBK276SSS, BL, WH Double Built-In Oven 27˝ KitchenAid KEBC276K 50 3/4" 26
  • KitchenAid KEBS278SSS | Technical Guide - Page 9
    Width Lower Oven Depth Oven Light #/Location Lower Oven Hidden Bake Element Electric Element Output Bake (w@240/208) Broil Inner Element (w@240/208) Broil Outer Element (w@240/208) Miscellaneous Product Literature Installation Instructions Part # Service Manual Part # Tech Sheet Part # Under Counter
  • KitchenAid KEBS278SSS | Technical Guide - Page 10
    SPECIFICATIONS Model Number Model Description Size - Configuration Feature Level/Series Predecessor Model (Model This Model Replaces) KEBS277SSS, BL, BT, WH Double Built-In Oven 27˝ Superba KEBC277K Dimensions Exterior Dimensions Overall Height Overall Width Overall Depth (Includes Hdw/Handle)
  • KitchenAid KEBS278SSS | Technical Guide - Page 11
    Width Lower Oven Depth Oven Light #/Location Lower Oven Hidden Bake Element Electric Element Output Bake (w@240/208) Broil Inner Element (w@240/208) Broil Outer Element (w@240/208) Miscellaneous Product Literature Installation Instructions Part # Service Manual Part # Tech Sheet Part # Under Counter
  • KitchenAid KEBS278SSS | Technical Guide - Page 12
    ) Cutout Depth (Measure or Min/Max) Other Dimensions Conduit Size (Length/Diameter) Ratings Electric Voltage/Phase/Frequency (Hz) Total Connected Load in kW 240 Volts 208 Volts 240/120V AC Circuit Amps Interior Upper Oven Cooking System Cleaning System Upper Oven Liner Finish Upper Oven Dimensions
  • KitchenAid KEBS278SSS | Technical Guide - Page 13
    Oven Width Lower Oven Depth Oven Light #/Location Lower Oven Hidden Bake Element Electric Element Output Bake (w@240/208) Broil Inner Element (w@240/208) Broil Outer Element (w@240/208) Lower Convection (w@240/208) Miscellaneous Product Literature Installation Instructions Part # Service Manual Part
  • KitchenAid KEBS278SSS | Technical Guide - Page 14
    - NOTES - 1-10
  • KitchenAid KEBS278SSS | Technical Guide - Page 15
    flush with bottom of cabinet cutout. Floor must be able to support a total weight (double built-in oven) of 287 lbs (108 kg). Product Dimensions 27˝ (68.6 cm) and 30˝ (76.2 cm) Ovens A B E LOCATION REQUIREMENTS Make sure you have everything needed for correct installation. It is the responsibility
  • KitchenAid KEBS278SSS | Technical Guide - Page 16
    install your oven, you must determine the type of electrical connection you will be using and follow the instructions provided for it here. • Oven must be connected to the proper electrical voltage and frequency as specified on the model/serial number rating plate. The model/serial number rating
  • KitchenAid KEBS278SSS | Technical Guide - Page 17
    (5.5 to 7.2 kW at 208 volts) require a separate 40-amp circuit. Models rated at 7.2 kW and below at 240 volts (5.4 kW and below at 208 . • Do not cut the conduit. The length of conduit provided is for serviceability of the oven. • A UL listed or CSA approved conduit connector must be provided. •
  • KitchenAid KEBS278SSS | Technical Guide - Page 18
    INSTALLATION INSTRUCTIONS PREPARE BUILT-IN DOUBLE OVEN REMOVE OVEN DOOR 1. Decide on the final location for the oven. Locate existing wiring to avoid drilling into or severing wiring during installation. IMPORTANT: Use both hands to remove oven door. 1. Open the oven door. WARNING 2. Locate the
  • KitchenAid KEBS278SSS | Technical Guide - Page 19
    servicing. Use 8 gauge solid copper wire. Electrically ground oven. Failure to follow these instructions can result in death, fire, or electrical shock. This oven neutral, New Branch circuit installations (1996 NEC), mobile homes and recreational vehicles, new construction and in Canada. A B E F
  • KitchenAid KEBS278SSS | Technical Guide - Page 20
    UL listed wire connector. 4. Install junction box cover. INSTALL OVEN WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to do so can result in back or other injury. 1. Using 2 or more people, lift oven partially into cabinet cutout using the oven opening as an
  • KitchenAid KEBS278SSS | Technical Guide - Page 21
    . 13. If display panel does not light, please reference the "Assistance or Service" section of the Use and Care Guide or contact the dealer from whom you purchased your oven. COMPLETE INSTALLATION 1. Check that all parts are now installed. If there is an extra part, go back through the steps to see
  • KitchenAid KEBS278SSS | Technical Guide - Page 22
    supply is connected. • See "Troubleshooting" section in the Use and Care Guide. 6. When oven has been on for 5 minutes, oven and contact a qualified technician. 7. Touch UPPER OVEN OFF. If you need Assistance or Service: Please reference the "Assistance or Service" section of the Use and Care Guide
  • KitchenAid KEBS278SSS | Technical Guide - Page 23
    Upper or lower oven selectors (double oven models only) C. Oven display D. Timer E. Number keys F. Start/control lock G. Upper and lower oven Off (double oven models) Off (single oven models) H. Options I. Clock set/start J. Timed cooking K. Self-clean L. Oven light M. Convection cooking settings
  • KitchenAid KEBS278SSS | Technical Guide - Page 24
    with a one time only setup. On double oven models, the following steps will enable both ovens. 1. On double ovens, open the upper or lower oven door. On single ovens, open the oven door. 2. On double ovens, touch UPPER OVEN OFF or LOWER OVEN OFF. On single ovens, touch OFF. 3. Touch the number keys
  • KitchenAid KEBS278SSS | Technical Guide - Page 25
    will turn on again approximately 30 seconds after the door is closed. Burn Hazard Use an oven mitt to remove temperature probe. Do not touch broil element. Failure to follow these instructions can result in burns. The temperature probe accurately measures the internal temperature of meat, poultry
  • KitchenAid KEBS278SSS | Technical Guide - Page 26
    - NOTES - 3-4
  • KitchenAid KEBS278SSS | Technical Guide - Page 27
    This section instructs you on how to service each component inside the KitchenAid 27˝ & 30˝ Electric Built-In Double Oven. The upper oven components and their locations are shown below. The lower oven component locations are shown on page 4-23. COMPONENT LOCATIONS Upper Oven Components Blower
  • KitchenAid KEBS278SSS | Technical Guide - Page 28
    board from inner frame. 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. 1. Unplug oven or disconnect power. 2. Open the upper oven door, remove the two flat-head screws from the
  • KitchenAid KEBS278SSS | Technical Guide - Page 29
    Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to do so can
  • KitchenAid KEBS278SSS | Technical Guide - Page 30
    P7 = RD, WH P2 = 2 VI, OR, WH P1 =TN, BR, OR, TN, BR, OR P5 = GN, R/W P6 = BR, OR, YL, BU 6. Remove the four lower oven appliance manager housing screws and remove the housing assembly. 7. Unclip the six tabs from the lower
  • KitchenAid KEBS278SSS | Technical Guide - Page 31
    Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to do so can
  • KitchenAid KEBS278SSS | Technical Guide - Page 32
    Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to do so can
  • KitchenAid KEBS278SSS | Technical Guide - Page 33
    Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to do so can
  • KitchenAid KEBS278SSS | Technical Guide - Page 34
    duct latch cover. Screw 11. Remove the two screws from the door latch assembly, pull the latch assembly back to remove the latches from the cutouts, and then lift and pull it forward so that you can access the wiring. Screw Screw 9. Bend and break the two front tabs on the
  • KitchenAid KEBS278SSS | Technical Guide - Page 35
    9) to access the door or latch switch screws. Door Switch Screw Latch Switch Screw REASSEMBLY NOTE: After you reinstall the door latch assembly in the oven, press the two covers back down into place. Use a piece of shipping tape and tape over the front edge of the top cover to hold
  • KitchenAid KEBS278SSS | Technical Guide - Page 36
    Element Screws 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. 1. Unplug oven or disconnect power. 2. Open the upper oven door. Broil Element Temperature Sensor b) Pull the broil
  • KitchenAid KEBS278SSS | Technical Guide - Page 37
    temperature sensor: a) Remove the screws from the sensor bracket. Temperature Sensor Screws b) Remove the oven from its mounting location (see "Installation Information" in Section 2) and pull it forward so that you can access the top cover. c) Remove the six screws from the top cover and remove
  • KitchenAid KEBS278SSS | Technical Guide - Page 38
    brackets. Ring Element 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. 1. Unplug oven or disconnect power. 2. Open the upper oven door. 3. Remove the seven screws from the con
  • KitchenAid KEBS278SSS | Technical Guide - Page 39
    from the convection fan motor terminals. f) Remove the two screws from the fan motor and remove the motor. RD Rear Motor Screws c) Remove the oven from its mounting location (see "Installation Information" YL in Section 2) and pull it forward so that you can access the rear covers. 4-13
  • KitchenAid KEBS278SSS | Technical Guide - Page 40
    UPPER HALOGEN LIGHT ASSEMBLY AND MEAT PROBE JACK WARNING b) Unclip the lens from the socket and remove the lens. 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. 1. Unplug oven or
  • KitchenAid KEBS278SSS | Technical Guide - Page 41
    remove the meat probe jack: a) Remove the nut from the meat probe jack. Remove Access Cover Meat Probe Jack Nut b) Remove the oven from its mounting location (see "Installation Information" in Section 2) and pull it forward so that you can access the meat probe jack access cover on the right side
  • KitchenAid KEBS278SSS | Technical Guide - Page 42
    Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. Upper Rear Cover (12 Screws) WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to
  • KitchenAid KEBS278SSS | Technical Guide - Page 43
    6. To remove the blower speed resistor: Blower Speed Resistors 7. To remove the oven thermal cutoff (TCO): Oven Thermal Cutoff (TCO) Oven Appliance Manager a) Disconnect the two gray wires from the resistor terminals. b) Remove the screw from the resistor bracket and remove the resistor. Blower
  • KitchenAid KEBS278SSS | Technical Guide - Page 44
    Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to do so can
  • KitchenAid KEBS278SSS | Technical Guide - Page 45
    . Pull the hidden bake element out and remove it from the bottom of the oven. 11. Remove the two bracket screws from the hidden bake element and remove the bracket from the element. REASSEMBLY NOTE: When you install the replacement hidden bake element, press down on the front edge of the panel
  • KitchenAid KEBS278SSS | Technical Guide - Page 46
    surface to protect the finish. 5. Remove the two screws from each of the bottom corner glass holders and remove the holders. 6. To remove the inner oven door glass panels, lift each of the three glass panels, and remove them from the door. Corner Glass Holder Screws Door Hinge Tab Unlocked (Up
  • KitchenAid KEBS278SSS | Technical Guide - Page 47
    c) Remove the four door handle bracket screws and remove the brackets and handle from the door. d) Slide the bottom edge of the outer oven door glass out of the door frame and remove the glass. Handle Brackets & Screws Outer Door Glass Door Frame 4-21
  • KitchenAid KEBS278SSS | Technical Guide - Page 48
    REMOVING UPPER OVEN DOOR GASKET 1. Remove the upper oven door (see the procedure on page 4-19). 2. Remove the screw from the door gasket retainer and remove the retainer. 3. Pull the door gasket clips out of the oven liner holes and remove the gasket. Gasket Clip Door Gasket Gasket Retainer
  • KitchenAid KEBS278SSS | Technical Guide - Page 49
    Cutoff (Non-resettable) Convection Ring Element (*) Convection Fan Motor (*) Halogen Light (2X) (*) For Some Models Only Blower Motor Lower Temperature Sensor (on Rear Panel) Door Lock Latch Halogen Light IN/OUT Broil Element Oven Door Glass Door Gasket Meat Probe (*) Hidden Bake Element 4-23
  • KitchenAid KEBS278SSS | Technical Guide - Page 50
    Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to do so can
  • KitchenAid KEBS278SSS | Technical Guide - Page 51
    you can access the lower door latch assembly. 9. Remove the four screws from both sides of the oven. Side Screws 2 of 4 Screws) Top Latch Assembly Cover 10. Remove the four screws from the lower oven air vent and remove the vent. 13. Bend and break the two front tabs on the top
  • KitchenAid KEBS278SSS | Technical Guide - Page 52
    assembly, pull the latch assembly back to remove the latches from the cutouts, and then lift and pull it forward so that you can access Switch Latch Switch REASSEMBLY NOTE: After you reinstall the door latch assembly in the oven, press the two covers back down into place. Use a piece of shipping
  • KitchenAid KEBS278SSS | Technical Guide - Page 53
    Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. 2. Open the lower oven door. Broil rear brackets (see the top right photo). Broil Element Continued on the next page. 4-27
  • KitchenAid KEBS278SSS | Technical Guide - Page 54
    (12 Screws) 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. b) Remove the oven from its mounting location (see "Installation Information" in Section 2) and pull it forward so
  • KitchenAid KEBS278SSS | Technical Guide - Page 55
    brackets. Ring Element 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. 1. Unplug oven or disconnect power. 2. Open the lower oven door. 3. Remove the seven screws from the con
  • KitchenAid KEBS278SSS | Technical Guide - Page 56
    from the convection fan motor terminals. f) Remove the two screws from the fan motor and remove the motor. RD Rear Motor Screws c) Remove the oven from its mounting location (see "Installation Information" YL in Section 2) and pull it forward so that you can access the rear covers. 4-30
  • KitchenAid KEBS278SSS | Technical Guide - Page 57
    LOWER HALOGEN LIGHT ASSEMBLY AND MEAT PROBE JACK WARNING b) Unclip the lens from the socket and remove the lens. 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. 1. Unplug oven or
  • KitchenAid KEBS278SSS | Technical Guide - Page 58
    Jack Nut 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. b) Remove the oven from its mounting location (see "Installation Information" in Section 2) and pull it forward so that
  • KitchenAid KEBS278SSS | Technical Guide - Page 59
    Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. 1. Unplug oven or disconnect power. Upper Rear Cover (12 Screws) WARNING Excessive Weight Hazard Use two or more people to move and install oven. Failure to
  • KitchenAid KEBS278SSS | Technical Guide - Page 60
    Remove the screw from the resistor bracket and remove the resistor. Blower Speed Resistor Wires Screw Upper Rear Cover (12 Screws) Blower Blower Motor Oven Shutdown TCO b) Disconnect the two red wires from the TCO terminals. c) Remove the two mounting screws and remove the TCO. TCO Wires 4-34
  • KitchenAid KEBS278SSS | Technical Guide - Page 61
    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. 1. Unplug oven or disconnect power. 2. Remove the oven from its mounting location (see "Installation Information" in Section 2) and pull
  • KitchenAid KEBS278SSS | Technical Guide - Page 62
    the lower hidden bake element out and remove it from the bottom of the oven. 11. Remove the two bracket screws from the hidden bake element and remove the bracket from the element. REASSEMBLY NOTE: When you install the replacement hidden bake element, press down on the front edge of the panel
  • KitchenAid KEBS278SSS | Technical Guide - Page 63
    surface to protect the finish. 5. Remove the two screws from each of the bottom corner glass holders and remove the holders. 6. To remove the inner oven door glass panels, lift each of the three glass panels, and remove them from the door. Air Vent Screws c) Remove the four door handle bracket
  • KitchenAid KEBS278SSS | Technical Guide - Page 64
    REMOVING LOWER OVEN DOOR GASKET 1. Remove the lower oven door (see the procedure on page 4-35). 2. Remove the screw from the door gasket retainer and remove the retainer. 3. Pull the door gasket clips out of the oven liner holes and remove the gasket. Gasket Clip Door Gasket Gasket Retainer
  • KitchenAid KEBS278SSS | Technical Guide - Page 65
    harness or connectors disconnected. 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. BLOWER MOTOR OVEN TEMPERATURE SENSOR Refer to page 4-16 for the procedure for accessing
  • KitchenAid KEBS278SSS | Technical Guide - Page 66
    Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. CONVECTION RING ELEMENT CONVECTION FAN MOTOR Refer to page 4-12 for the procedure for accessing the convection ring element. 1. Unplug oven or disconnect
  • KitchenAid KEBS278SSS | Technical Guide - Page 67
    power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. BROIL ELEMENT Outer Element Inner Element Outer Element HIDDEN BAKE ELEMENT Refer to page 4-10 for the procedure for accessing the broil element. 1. Unplug oven or
  • KitchenAid KEBS278SSS | Technical Guide - Page 68
    before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. DOOR LATCH ASSEMBLY YL WH OR BR Latch Motor BU TN Door Switch Latch Switch Refer to page 4-7 for the procedure for accessing the door latch assembly. 1. Unplug oven or
  • KitchenAid KEBS278SSS | Technical Guide - Page 69
    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. OVEN SHUTDOWN THERMAL CUTOFF (TCO) OVEN LIGHT TRANSFORMER LINE (Primary) Terminals LOAD (Secondary) Terminals Refer to page
  • KitchenAid KEBS278SSS | Technical Guide - Page 70
    Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to 15.6°C). Refer to page 4-16 for the procedure for accessing the blower speed resistor. 1. Unplug oven or disconnect power. 2. Set the ohmmeter to the R x 1 scale. 3. Touch the
  • KitchenAid KEBS278SSS | Technical Guide - Page 71
    before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. DOOR LATCH ASSEMBLY YL WH OR BR Latch Motor BU TN Door Switch Latch Switch Refer to page 4-24 for the procedure for accessing the door latch assembly. 1. Unplug oven or
  • KitchenAid KEBS278SSS | Technical Guide - Page 72
    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. BROIL ELEMENT OVEN TEMPERATURE SENSOR Outer Element Inner Element Outer Element Refer to page 4-27 for the procedure for accessing
  • KitchenAid KEBS278SSS | Technical Guide - Page 73
    Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. CONVECTION RING ELEMENT CONVECTION FAN MOTOR Refer to page 4-29 for the procedure for accessing the convection ring element. 1. Unplug oven or disconnect
  • KitchenAid KEBS278SSS | Technical Guide - Page 74
    power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. MEAT PROBE JACK BLOWER MOTOR Star Washer Meat Probe Jack Wires Refer to page 4-32 for the procedure for accessing the meat probe jack. 1. Unplug oven or disconnect
  • KitchenAid KEBS278SSS | Technical Guide - Page 75
    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. BLOWER SPEED RESISTOR Blower Speed Resistor Wires OVEN SHUTDOWN THERMAL CUTOFF (TCO) Screw Refer to page 4-33 for the
  • KitchenAid KEBS278SSS | Technical Guide - Page 76
    Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. HIDDEN BAKE ELEMENT Refer to page 4-35 for the procedure for accessing the hidden bake element. 1. Unplug oven or disconnect power. 2. Set the
  • KitchenAid KEBS278SSS | Technical Guide - Page 77
    DIAGNOSTICS & TROUBLESHOOTING 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. IMPORTANT Electrostatic Discharge (ESD) Sensitive Electronics ESD problems are present everywhere
  • KitchenAid KEBS278SSS | Technical Guide - Page 78
    To display lower cavity, press lower oven key. B. Main clock minutes display show the model select state associated with control system. . A. Unplug oven or disconnect power. B. Replace oven user interface board. C. Replace all parts and panels before operating. D. Plug in oven or reconnect power
  • KitchenAid KEBS278SSS | Technical Guide - Page 79
    WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to to step P. P. Unplug oven or disconnect power. Q. Replace oven user interface. R. Replace all parts and panels before operating. S. Plug in oven or reconnect power. Wait
  • KitchenAid KEBS278SSS | Technical Guide - Page 80
    wiring connections are properly inserted. G. Replace all parts and panels before operating. H. Plug in oven or reconnect power. Observe for longer than 60 error occurs, cancel the cycle, the problem has been repaired. If error occurs again, restart the troubleshooting procedure at step A. (Except in
  • KitchenAid KEBS278SSS | Technical Guide - Page 81
    returns, go to step R. R. Replace the user interface. Ensure all connections are properly seated. Go to step S. S. Replace all parts and panels before operating. T. Plug in oven or reconnect power. U. Press BAKE and ensure the bake relay energizes and the control enters into bake/preheat. Wait
  • KitchenAid KEBS278SSS | Technical Guide - Page 82
    temperature. When in Celsius, "°C" follows the oven temperature. ADJUST OVEN TEMPERATURE CALIBRATION 1. Press OPTIONS and then "6" to set the calibration. 2. On double oven only, press UPPER OVEN or LOWER OVEN to select oven. Each oven calibration can be independently set. 3. Press "3" to increase
  • KitchenAid KEBS278SSS | Technical Guide - Page 83
    RELAYS BAKE IN BROIL CCDOOLVOOUBETNNNRVVBELRFELTLAOAIENYLM BLOWER KEYPADS Upper Oven Cavity Display Door Switch State Latch Switch State Model Select State RELAY LOGIC - UPPER AND LOWER OVEN MODES Lower Oven Cavity Main Cavity Temperature Secondary Cavity Temperatue Meat Probe Temperature
  • KitchenAid KEBS278SSS | Technical Guide - Page 84
    Blower Light Power Supply Oven Shutdown Thermal Cutoff (non-resettable) Bake Element Inner Broil Element Outer Broil Element Convection Ring Element Convection Fan Motor Latch Switch Meat Probe Jack Control Power Transformer (XFMR) Blower Speed Resistors UPPER OVEN FRONT/REAR/ TOP SERVICEABLE
  • KitchenAid KEBS278SSS | Technical Guide - Page 85
    1800W T3-1 BU BU BU OUT BROIL 1450W P10-3 BK/W BK/W DOUBLE LINE BREAK RELAY P8-4 GY W GY OVEN LIGHT P8-6 BK/W TRANSFORMER W R/W R R W W BLOWER W OVEN SHUTDOWN THERMAL CUTOFF (NONRESETTABLE) 105°C (221°F) NON CONVECTION MODELS R GY OR BK BK BK WW WW BLOWER SPEED RESISTOR GY P9
  • KitchenAid KEBS278SSS | Technical Guide - Page 86
    than a 240 volt power supply at the wall outlet. BAKE PREHEAT B - BAKE PREHEAT A 1450WBU OR IN BROIL 1800W OR BK/W DOUBLE LINE BREAK RELAY R/W R R W OVEN SHUTDOWN THERMAL CUTOFF (NON-RESETTABLE) 105°C (221°F) R CONVECT BROIL PREHEAT B - CONVECT BROIL PREHEAT A CONVECT BROIL SS (CONVECTION MODELS
  • KitchenAid KEBS278SSS | Technical Guide - Page 87
    BAKE 2000W R (T5-3) P10-3 BK/W R/W (P10-1) DOUBLE LINE R BREAK RELAY W N L2 W R OVEN SHUTDOWN THERMAL CUTOFF (NON-RESETTABLE) 105°C (221°F) R ROAST PREHEAT B CONVECT ROAST PREHEAT A - CONVECT ROAST SS DEHYDRATE PREHEAT B (CONVECTION MODELS ONLY) L1 BK BK BK BK BK T4-3 (T4-1) T4-4 (T4-2)
  • KitchenAid KEBS278SSS | Technical Guide - Page 88
    -3) BK P9-5 N L2 W R T3-3 R BAKE 2000W R (T5-3) T3-1 BU OUT BROIL 1450WBU (T5-1) T3-4 OR IN BROIL 1800W OR (T5-4) R/W P10-3 BK/W (P10-1) DOUBLE LINE BREAK RELAY R/W R R W P9-2 GY UP BLOWER W GY GY W LOW BLOWER OVEN SHUTDOWN THERMAL CUTOFF (NON-RESETTABLE) 105°C (221°F) 7-4
  • KitchenAid KEBS278SSS | Technical Guide - Page 89
    FOR PRODUCT SPECIFICATIONS AND WARANTY INFORMATION CALL: FOR WHIRLPOOL PRODUCTS: 1-800-253-1301 FOR KITCHENAID PRODUCTS: 1- SERVICE PROFESSIONAL FOR LITERATURE ORDERS: PHONE: 1-800-851-4605 FOR TECHNICAL INFORMATION AND SERVICE POINTERS: www.servicematters.com IN CANADA: FOR PRODUCT SPECIFICATIONS
  • KitchenAid KEBS278SSS | Technical Guide - Page 90
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TECHNICAL EDUCATION
JOB AID 4317416
KAC-49
27˝ & 30˝ ELECTRIC
BUILT-IN
DOUBLE OVEN
MODELS:
KEBK276S*, KEBK206S*, KEBS277S*
KEBS207S*, KEBS278S*, KEBS208S*