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Thermador
Gas Cooktop

Model # GCT486G Official Thermador cooktop

Here are the diagrams and repair parts for Official Thermador GCT486G 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 84 parts  |
Screw 14-91-091
Screw

Part #14-91-091

Replaced by #35-00-351

?
Manufacturer substitution
This part replaces 14-91-091. Substitute parts can look different from the original.
$41.49
In Stock
Cooktop Igniter 20-01-500
Cooktop igniter

Part #20-01-500

Replaced by #00492431

?
Manufacturer substitution
This part replaces 20-01-500. Substitute parts can look different from the original.
$120.69 | 
9% OFF Phone Price : $132.69
In Stock
Valve 20-01-501
Valve

Part #20-01-501

Replaced by #00415496

?
Manufacturer substitution
This part replaces 20-01-501. Substitute parts can look different from the original.
$197.42
In Stock
Line Cord 20-01-533

#NI

All parts diagram

Line cord

Part #20-01-533

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

Griddle Knob 20-09-426-03
#19

(gct484gg) diagram

Griddle knob

Part #20-09-426-03

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

Mainfold Bracket Nut 14-93-155
Mainfold bracket nut

Part #14-93-155

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

Control Panel 20-01-537
#14

Gct364g body parts (gct364g) diagram

Control panel

Part #20-01-537

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

Lava Rock 08-03-937

#NI

All parts diagram

Lava rock

Part #08-03-937

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

Door Strike Door (qty 1) 14-90-024
#9

(gct484gg) diagram

Door strike door (qty 1)

Part #14-90-024

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

Igniter Assembly Nut 14-93-001
Igniter assembly nut

Part #14-93-001

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

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How to repair broken or damaged wires video

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