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Thermador
Gas Cooktop

Model # SGS305FS/02 Official Thermador gas cooktop

Here are the diagrams and repair parts for Official Thermador SGS305FS-02 gas cooktop, as well as links to manuals and error code tables, if available.

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  • 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”.

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

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 52 parts  |
Mod.cntrol 645443
#401

Spark module/regulator diagram

Mod.cntrol

Part #645443

The manufacturer no longer makes this part, and there's no substitute part

Ring 611956
#104

Grates/knobs diagram

Ring

Part #611956

Replaced by #00611956

?
Manufacturer substitution
This part replaces 611956. Substitute parts can look different from the original.
$32.29 | 
16% OFF Phone Price : $38.29
In Stock
Screw 188964
#314

Valves/manifold diagram

Screw

Part #188964

Replaced by #00188964

?
Manufacturer substitution
This part replaces 188964. Substitute parts can look different from the original.
This item is not returnable
$6.43
In Stock
Valve 645430
#312

Valves/manifold diagram

Valve

Part #645430

Replaced by #00645430

?
Manufacturer substitution
This part replaces 645430. Substitute parts can look different from the original.
$69.22
In Stock
Seal 188989
#308

Valves/manifold diagram

Seal

Part #188989

Replaced by #00188989

?
Manufacturer substitution
This part replaces 188989. Substitute parts can look different from the original.
This item is not returnable
$6.34
In Stock
Burner Cap 645415
#203

Cooktop diagram

Burner cap

Part #645415

Replaced by #00645415

?
Manufacturer substitution
This part replaces 645415. Substitute parts can look different from the original.
$58.29 | 
9% OFF Phone Price : $64.29
In Stock
Spacer 613673
#217

Cooktop diagram

Spacer

Part #613673

Replaced by #00613673

?
Manufacturer substitution
This part replaces 613673. Substitute parts can look different from the original.
$18.06
In Stock
Nut 188978
#212

Cooktop diagram

Nut

Part #188978

Replaced by #00188978

?
Manufacturer substitution
This part replaces 188978. Substitute parts can look different from the original.
$20.59 | 
23% OFF Phone Price : $26.59
In Stock
Holder 611995
#213

Cooktop diagram

Holder

Part #611995

Replaced by #00611995

?
Manufacturer substitution
This part replaces 611995. Substitute parts can look different from the original.
$23.77
In Stock
Terminal 414807
#402

Spark module/regulator diagram

Terminal

Part #414807

Replaced by #00414807

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

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How to replace a spark igniter switch on a gas cooktop

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Repair difficulty
Time required
 45 minutes or less
How to replace a spark module on a gas cooktop

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.…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your cooktops

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

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How to repair broken or damaged wires video

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Cooktop common questions

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