Weber
Gas Grill

Model #SUMMIT 450 LP Weber outdoor grill - 450 lp

Here are the diagrams and repair parts for Weber SUMMIT-450-LP outdoor grill - 450 lp, 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.

Save to my profileOwner’s manual

Showing 10 of 156 parts

Gas Grill Igniter Kit

#NI

Gas grill Diagram

Gas grill igniter kit

Part #40826403

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

Hex Nut 1/4

#60

Gas grill Diagram

Hex nut 1/4

Part #87503

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

Washer

#3B

Gas grill Diagram

Washer

Part #87605

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

Wing Nut

#24

Gas grill Diagram

Wing nut

Part #87901

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

Switch

#17A

Gas grill Diagram

Switch

Part #97140

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

Bolt 1/4

#66

Gas grill Diagram

Bolt 1/4

Part #4086938

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

Bolt

#23

Gas grill Diagram

Bolt

Part #4086958

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

Keps Nut

#13B

Gas grill Diagram

Keps nut

Part #1309

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

GRILL BY THE BOOK COOKBOOK SERIES, STEAKS, CHOPS, AND BURGERS. SOFTCOVER.

#NI

All parts Diagram

Grill by the book cookbook series, steaks, chops, and burgers. softcover.

Part #304

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

WEBER ART OF THE GRILL (MAILER PACKAGE.)

#NI

All parts Diagram

Weber art of the grill (mailer package.)

Part #3100

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

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

Follow these steps to replace the ignition module if it doesn't produce a spark.

Repair difficulty
Time required
 15 minutes or less
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

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.