Coleman
Furnace

Model # UGAB100BUA Official Coleman gas furnace

Here are the diagrams and repair parts for Official Coleman UGAB100BUA gas 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 48 parts  |

Run Capactr 1499-4491
#16A

Functional replacement parts diagram

Run capactr

Part #1499-4491

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

Run Capactr 1499-4461
#16

Functional replacement parts diagram

Run capactr

Part #1499-4461

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

Gas Valve 6302-326P
#21

Functional replacement parts diagram

Gas valve

Part #6302-326P

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

Furnace Burner Flame Sensor 2702-311P
#8

Functional replacement parts diagram

Furnace burner flame sensor

Part #2702-311P

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

Gasket Package 2702-4051/A
#3

Functional replacement parts diagram

Gasket package

Part #2702-4051/A

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

Heat Exchanger Assembly 2703-5061/A
#2

Functional replacement parts diagram

Heat exchanger assembly

Part #2703-5061/A

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

Furnace Burner 2702-308P
#23

Functional replacement parts diagram

Furnace burner

Part #2702-308P

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

Furnace High-altitude Burner Orifice, 5,000 To 7,000-ft 9900-0861
#22C

Functional replacement parts diagram

Furnace high-altitude burner orifice, 5,000 to 7,000-ft

Part #9900-0861

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

Control 2702-310P/A
#13

Functional replacement parts diagram

Control

Part #2702-310P/A

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

Blower Motor Clamp (05012a(x), 07512a (x), 07516a (x), 10016a (x) ) 2703-4181
#19

Functional replacement parts diagram

Blower motor clamp (05012a(x), 07512a (x), 07516a (x), 10016a (x) )

Part #2703-4181

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: nearly empty fuel tank, faulty pressure regulator, burner tube clogs, bad burner tube alignment to gas valv…

Main causes: empty fuel tank, tripped flow-limiting device on the pressure regulator, faulty manifold valves, burner tub…

Main causes: damaged or dirty flame tamers, corroded firebox, accumulated grease and debris in the grease pan…

Main causes: clogged burner tubes, cracked insulators on igniter electrodes, wiring failures, bad ignition module, manif…

Repair guides for gas grills

These step-by-step repair guides will help you safely fix what’s broken on your gas grill.

How to replace a gas grill wheel

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
How to replace a gas grill igniter electrode

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
How to replace a gas grill ignition module

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

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your gas grill.

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.…

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.…

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Top questions about Sears and Sears PartsDirect

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