Coleman Evcon
Furnace

Model # EB12B Official Coleman Evcon furnace

Here are the diagrams and repair parts for Official Coleman Evcon EB12B furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 38 parts  |

Cover 3500-1271
#6

Functional replacement parts diagram

Cover

Part #3500-1271

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

Furnace Limit Switch 3500-3121
Furnace limit switch

Part #3500-3121

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

Furnace Heat Sequencer 3110-3571
#20

Functional replacement parts diagram

Furnace heat sequencer

Part #3110-3571

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

Furnace Heat Sequencer 3120A3571
#20B

Functional replacement parts diagram

Furnace heat sequencer

Part #3120A3571

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

Jumper Bar 3500-378P
#24

Functional replacement parts diagram

Jumper bar

Part #3500-378P

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

Flr Sub Base 3500-1071/B
#7

Functional replacement parts diagram

Flr sub base

Part #3500-1071/B

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

Condst Trap 3240-3051
#27

Functional replacement parts diagram

Condst trap

Part #3240-3051

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

Furnace Temperature Limit Switch 7142-3091
Furnace temperature limit switch

Part #7142-3091

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

Transformer 3300-3861
#19

Functional replacement parts diagram

Transformer

Part #3300-3861

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

Run Capactr 1499-4461
#9

Functional replacement parts diagram

Run capactr

Part #1499-4461

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

Repair guides for canister vacuums

How to replace a vacuum suction motor

How to replace a vacuum suction motor

The suction motor on a vacuum creates the draw of air at the cleaning head that picks up dirt. If the vacuum won't run, …

Repair difficulty
Time required
 15 minutes or less
How to replace a vacuum power head ribbed drive belt

How to replace a vacuum power head ribbed drive belt

Some canister vacuums have a ribbed drive belt that spins the brush roll on a power brush attachment. If the brush roll …

Repair difficulty
Time required
 30 minutes or less
How to replace a vacuum power head cogged drive belt

How to replace a vacuum power head cogged drive belt

If the power brush isn't working well because the cogged drive belt is slipping, take a few minutes to replace the belt.…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your furnaces

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.…

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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.…

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Top questions about Sears and Sears PartsDirect

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