Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Williams
Furnace

Model # 3509621 Official Williams monterey top-vent home furnace

Here are the diagrams and repair parts for Official Williams 3509621 monterey top-vent home furnace, 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.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 47 parts  |
Draft Hood 9C165
#6A

Face panel/front heat shield diagram

Draft hood

Part #9C165

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

Pilot Assembly P322954
#6A

Burner orifice/valve/manifold diagram

Pilot assembly

Part #P322954

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

Bracket P322074
#7B

Face panel/front heat shield diagram

Bracket

Part #P322074

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

Furnace Temperature Limit Switch P321826
#7A

Face panel/front heat shield diagram

Furnace temperature limit switch

Part #P321826

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

Pilot P320778
#6E

Burner orifice/valve/manifold diagram

Pilot

Part #P320778

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

Orifice P090554
#5

Burner orifice/valve/manifold diagram

Orifice

Part #P090554

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

Heat Shield 9C155
#2

Face panel/front heat shield diagram

Heat shield

Part #9C155

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

Pilot P320758
#6D

Burner orifice/valve/manifold diagram

Pilot

Part #P320758

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

Orifice P090544
#5D

Burner orifice/valve/manifold diagram

Orifice

Part #P090544

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

Furnace Pilot Burner P322397
#6G

Burner orifice/valve/manifold diagram

Furnace pilot burner

Part #P322397

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

Effective articles & videos to help repair your furnaces

View all
How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

Read more
Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more

Parts & More