Thermador
Gas Cooktop

Model #SGSX305FS/01 Official Thermador gas cooktop

Here are the diagrams and repair parts for Thermador SGSX305FS-01 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
Search within this model
Parts List

Showing 10 of 57 parts

Cooktop Burner Igniter (replaces 612817)#210

Burners asy Diagram

Ignition

Part #612817
Replaced by #00612817
?
Manufacturer substitution
This part replaces 612817. Substitute parts can look different from the original.
In Stock
$56.49 | 
8% OFF 
Phone Price: $61.49
Range Surface Burner Cap (replaces 645415)#203

Burners asy Diagram

Burner cap

Part #645415
Replaced by #00645415
?
Manufacturer substitution
This part replaces 645415. Substitute parts can look different from the original.
Back Order
$58.29 | 
8% OFF 
Phone Price: $63.29
Range Surface Burner Cap#201

Burners asy Diagram

Burner cap

Part #645414
Replaced by #00645414
?
Manufacturer substitution
This part replaces 645414. Substitute parts can look different from the original.
In Stock
$77.49 | 
6% OFF 
Phone Price: $82.49
Range Surface Burner Cap#202

Burners asy Diagram

Burner cap

Part #611954
Replaced by #00611954
?
Manufacturer substitution
This part replaces 611954. Substitute parts can look different from the original.
In Stock
$54.29 | 
8% OFF 
Phone Price: $59.29
Tube#307

Valves assy Diagram

Tube

Part #668703
Replaced by #00668703
?
Manufacturer substitution
This part replaces 668703. Substitute parts can look different from the original.
In Stock
$46.82
Spacer#250

Burners asy Diagram

Spacer

Part #613673
Replaced by #00613673
?
Manufacturer substitution
This part replaces 613673. Substitute parts can look different from the original.
In Stock
$18.06
Cooktop Electronic Control Board#401

Control assy Diagram

Control unit

Part #645446
Replaced by #00645446
?
Manufacturer substitution
This part replaces 645446. Substitute parts can look different from the original.
In Stock
$189.14 | 
5% OFF 
Phone Price: $199.14
Range Knob Grommet#104

Grates assy Diagram

Ring

Part #611957
Replaced by #00611957
?
Manufacturer substitution
This part replaces 611957. Substitute parts can look different from the original.
In Stock
$29.78
Cooktop Simmer Burner Igniter Switch#318

Valves assy Diagram

Control unit

Part #611951
Replaced by #00611951
?
Manufacturer substitution
This part replaces 611951. Substitute parts can look different from the original.
In Stock
$92.19 | 
5% OFF 
Phone Price: $97.19
Terminal#403

Control assy Diagram

Terminal

Part #414807
Replaced by #00414807
?
Manufacturer substitution
This part replaces 414807. Substitute parts can look different from the original.
In Stock
$39.33

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
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

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

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

August 19, 2022

Are DIY appliance repairs safe?

Are DIY appliance repairs safe?

Find out how to stay safe when repairing your appliances.

August 17, 2021

How to read a wiring schematic video

How to read a wiring schematic video

Learn how to decipher symbols so you can buy the right part for your problem.