Thermos
Gas Grill

Model #C-21G0 Thermos gas grill

Here are the diagrams and repair parts for Thermos C-21G0 gas grill, as well as links to manuals and error code tables, if available.


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Showing 10 of 39 parts

Gas Grill Grease Tray

#II

Gas grill Diagram

Gas grill grease tray

Part #G430-0033-W1
This item is not returnable
$4.09

In Stock

Gas Grill Grease Tray

#JJ

Gas grill Diagram

Gas grill grease tray

Part #G305-0043-W1
This item is not returnable
$5.02

In Stock

Gas Grill Flame Tamer

#Z

Gas grill Diagram

Gas grill flame tamer

Part #G208-0029-W1
$10.50

In Stock

Gas Grill Regulator and Valve Manifold Assembly

#D

Gas grill Diagram

$43.86

In Stock

Gas Grill Gas Collector Box and Igniter

#G

Gas grill Diagram

Gas grill gas collector box and igniter

Part #G206-0014-W1
This item is not returnable
$5.70

In Stock

Gas Grill Hardware Pack

#0

Gas grill Diagram

Gas grill hardware pack

Part #G20806-B001-W1
$15.60

In Stock

Gas Grill Igniter

#EE

Gas grill Diagram

Gas grill igniter

Part #G206-0701-W1
This item is not returnable
$5.70

In Stock

Leg Extender

#T

Gas grill Diagram

Leg extender

Part #G208-0012-W1
This item is not returnable
$3.99

In Stock

Brace

#N

Gas grill Diagram

Brace

Part #G305-0700-W1
This item is not returnable
$3.99

In Stock

Gas Grill Knob

#DD

Gas grill Diagram

Gas grill knob

Part #G401-0023-W1
This item is not returnable
$2.99

In Stock

Symptoms for gas grills

Choose a symptom to see related gas grill repairs.

Main causes: damaged or dirty flame tamers, corroded firebox, accumulated grease and debris in the grease pan
Main causes: empty fuel tank, tripped flow-limiting device on the pressure regulator, faulty manifold valves, burner tubes not aligned
Main cause: worn wheel
Main causes: clogged burner tubes, cracked insulators on igniter electrodes, wiring failures, bad ignition module, manifold failure
Main causes: nearly empty fuel tank, faulty pressure regulator, burner tube clogs, bad burner tube alignment to gas valves, manifold failure

Repair guides for gas grills

These step-by-step repair guides will help you safely fix what’s broken on your gas grill.

November 1, 2016
By Lyle Weischwill
How to replace a gas grill wheel

Replace a broken or damaged wheel in less than 15 minutes.

Repair difficulty
Time required
 15 minutes or less
November 1, 2016
By Lyle Weischwill
How to replace a gas grill pressure regulator

You can install a new pressure regulator on your gas grill if the pressure regulator won’t let gas flow.

Repair difficulty
Time required
 15 minutes or less
November 1, 2016
By Lyle Weischwill
How to replace a gas grill igniter electrode

Replace the igniter electrode on your gas grill if it won’t light the burner.

Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas grills

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

February 1, 2017

How to convert a propane grill to natural gas video

By Sears PartsDirect staff

A conversion kit and a few simple tools are all you need.

February 1, 2017

How to fix uneven heating on a gas grill video

By Sears PartsDirect staff

Clogged or corroded burners and flame tamers could be the problem.

March 1, 2015

Easy DIY gas grill repairs if the burner won't light

By Sears PartsDirect staff

Learn how to diagnose and fix the problem if the gas grill won’t light.