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

Furnace Pilot Burner And Thermopile Assembly P322396
#6F

Burner orifice/valve/manifold diagram

Furnace pilot burner and thermopile assembly

Part #P322396

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

Furnace Limit Switch Wire Assembly P321836
#1

Burner orifice/valve/manifold diagram

Furnace limit switch wire assembly

Part #P321836

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

Furnace Temperature Limit Switch P322055
#7A

Face panel/front heat shield diagram

Furnace temperature limit switch

Part #P322055

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

Furnace Burner Igniter P322155
#10

Burner orifice/valve/manifold diagram

Furnace burner igniter

Part #P322155

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

Bracket 7A189
#13

Face panel/front heat shield diagram

Bracket

Part #7A189

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

Orifice P090543
#5B

Burner orifice/valve/manifold diagram

Orifice

Part #P090543

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

Orifice P090538
#5C

Burner orifice/valve/manifold diagram

Orifice

Part #P090538

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

Orifice P090552
#5A

Burner orifice/valve/manifold diagram

Orifice

Part #P090552

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