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
Coleman Evcon
Furnace

Model # 4066-656/B Official Coleman Evcon furnace

Here are the diagrams and repair parts for Official Coleman Evcon 4066-656-B 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 60 parts  |
Furnace Transformer 7945-3551
#11

Functional replacement parts diagram

Furnace transformer

Part #7945-3551

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

Booster Assembly 4066-5511
#13

Functional replacement parts diagram

Booster assembly

Part #4066-5511

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

Receptacle 4084-3101
#18

Non-functional replacement parts diagram

Receptacle

Part #4084-3101

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

Casing Top 4084A5051
#6

Non-functional replacement parts diagram

Casing top

Part #4084A5051

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

Isolator Package 8865B1281
#16

Functional replacement parts diagram

Isolator package

Part #8865B1281

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

Impeller 8865-3611
#18

Functional replacement parts diagram

Impeller

Part #8865-3611

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

Orifice 9951-1521
#6

Functional replacement parts diagram

Orifice

Part #9951-1521

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

Shield 4084A1601
#5

Non-functional replacement parts diagram

Shield

Part #4084A1601

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

Furnace Air Filter 7660-3401
#22

Non-functional replacement parts diagram

Furnace air filter

Part #7660-3401

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

Cntrlbx Covr 7945A1351
#10

Non-functional replacement parts diagram

Cntrlbx covr

Part #7945A1351

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