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Thermador
Gas Cooktop

Model # SGN30B Official Thermador gas cooktop

Here are the diagrams and repair parts for Official Thermador SGN30B gas cooktop, as well as links to manuals and error code tables, if available.

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

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 180 parts  |
Ring 20-02-042
#15

Knobs and burner parts assembly diagram

Ring

Part #20-02-042

This item is not returnable
$3.99
Back Order
Clip 14-19-717
#9

Cook "n" vent controls/griddle (sgncv36g/sgn36g) (sgn36gb) (sgn36gs) (sgn36gw) (sgncv36gb) (sgncv36gs) (sgncv36gw) diagram

Clip

Part #14-19-717

This item is not returnable
$2.16
In Stock
U&c-guide 20-02-373

#NI

All parts diagram

U&c-guide

Part #20-02-373

$19.49
In Stock
O-ring 20-02-018-02
#10

Knobs and burner parts assembly diagram

O-ring

Part #20-02-018-02

This item is not returnable
$4.52
In Stock
Screw 14-91-118
Screw

Part #14-91-118

$77.99
In Stock
Instl-manl 20-02-275

#NI

All parts diagram

Instl-manl

Part #20-02-275

$9.99
In Stock
Complete Burner 20-02-114
#5

Gas control valve detail (all models) diagram

Complete burner

Part #20-02-114

This item is not returnable
$4.99
In Stock
Circuit Breaker 19-19-327
#17

Gear box plug detail/snorkel and gear box assembly detail diagram

Circuit breaker

Part #19-19-327

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

Blower Wheel 19-09-547
#18

Remote ventilator (cv2336) diagram

Blower wheel

Part #19-09-547

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

L.r. Valve (orange) 20-02-050-04
L.r. valve (orange)

Part #20-02-050-04

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

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Why isn't my cooktop working at all?

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How to replace a spark module on a gas cooktop

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Repair difficulty
Time required
 30 minutes or less
How to replace a spark igniter switch on a gas cooktop

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 sp…

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Repair difficulty
Time required
 45 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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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.…

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How to repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances.…

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Cooktop common questions

Cooktop common questions

These common questions can help you make the most of your cooktop.…

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