Whirlpool
Gas Cooktop

Model #SC8640EDQ3 Official Whirlpool 30" sealed gas cooktop

Here are the diagrams and repair parts for Whirlpool SC8640EDQ3 30" sealed gas cooktop, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

    Showing 10 of 57 parts

    Bushing#7

    Burner box,gas valves and switches Diagram

    Bushing

    Part #4173634
    In Stock
    $8.49 | 
    11% OFF 
    Phone Price: $9.49
    Power Cord#6

    Burner box,gas valves and switches Diagram

    Power cord

    Part #3188867
    In Stock
    $76.51
    Range Surface Burner Valve Seal#18

    Burner box,gas valves and switches Diagram

    Gasket switch

    Part #3188425
    Replaced by #WP3188425
    ?
    Manufacturer substitution
    This part replaces 3188425. Substitute parts can look different from the original.
    In Stock
    $32.89 | 
    13% OFF 
    Phone Price: $37.89
    Range Surface Burner Knob#7A

    Cooktop,butner and grate Diagram

    Range burner control knob

    Part #3187767
    Replaced by #WP3187767
    ?
    Manufacturer substitution
    This part replaces 3187767. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.08
    Cooktop Installation Bracket#1

    Burner box,gas valves and switches Diagram

    Cooktop bracket

    Part #3183401
    Replaced by #8186533
    ?
    Manufacturer substitution
    This part replaces 3183401. Substitute parts can look different from the original.
    In Stock
    $32.89 | 
    13% OFF 
    Phone Price: $37.89
    Range Screw

    See All Related Diagrams

    Range screw

    Part #3177991
    Replaced by #WP3177991
    ?
    Manufacturer substitution
    This part replaces 3177991. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $3.09 | 
    28% OFF 
    MSRP: $4.30
    Range Surface Burner Igniter#12

    Cooktop,butner and grate Diagram

    Range surface burner igniter

    Part #3185804
    Replaced by #WP3185804
    ?
    Manufacturer substitution
    This part replaces 3185804. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $34.99 | 
    13% OFF 
    Phone Price: $39.99
    Range Surface Burner Knob (White)#7B

    Cooktop,butner and grate Diagram

    Range surface burner knob (white)

    Part #3187766
    Replaced by #W10861812
    ?
    Manufacturer substitution
    This part replaces 3187766. Substitute parts can look different from the original.
    In Stock
    $14.19 | 
    12% OFF 
    Phone Price: $16.19
    Range Spark Module#4

    Burner box,gas valves and switches Diagram

    Spark module

    Part #3186493
    Replaced by #WP8053421
    ?
    Manufacturer substitution
    This part replaces 3186493. Substitute parts can look different from the original.
    In Stock
    $117.02 | 
    10% OFF 
    Was: $129.49
    Nut#1A

    Burner box,gas valves and switches Diagram

    Nut

    Part #4167077
    Replaced by #WP4167077
    ?
    Manufacturer substitution
    This part replaces 4167077. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.19

    Symptoms common to all cooktops

    Choose a symptom to see related cooktop repairs.

    Main causes: lack of electrical power, gas supply failure, bad pressure regulator, control system failure

    Repair guides for gas cooktops

    How to replace a spark igniter switch on a gas cooktop

    Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the spark igniter switches.

    Repair difficulty
    Time required
     45 minutes or less
    November 20, 2014
    By Lyle Weischwill
    How to replace a spark module on a gas cooktop

    No flame on your gas cooktop? Installing a new spark module could be the fix you need.

    Repair difficulty
    Time required
     30 minutes or less

    Articles and videos common to all cooktops

    Use the advice and tips in these articles and videos to get the most out of your cooktop.

    November 12, 2022

    5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

    By Lyle Weischwill

    Get tips on completing essential holiday cleaning tasks to brighten your home.

    August 19, 2022

    Are DIY appliance repairs safe?

    By Lyle Weischwill

    Find out how to stay safe when repairing your appliances.

    July 9, 2021

    How to clean stainless steel appliances video

    By Lyle Weischwill

    Learn how to keep the stainless-steel appliances in your home clean and shining bright.