Furnace

Model # UGAB100BUG Official Coleman gas furnace

Here are the diagrams and repair parts for Official Coleman UGAB100BUG gas furnace, as well as links to manuals and error code tables, if available.

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Browse Parts for
UGAB100BUG Gas Furnace
Furnace Burner Flame Sensor 2702-311P
#8

Cabinet parts diagram

Furnace burner flame sensor

Part #2702-311P

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

Furnace Burner 2702-308P
#23

Cabinet 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

Cabinet 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

Furnace Transformer (replaces 026-34032-000) 2940A3541
#15

Cabinet parts diagram

Furnace transformer (replaces 026-34032-000)

Part #2940A3541

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

Control Box Assembly 2702-526/A
#29

Cabinet parts diagram

Control box assembly

Part #2702-526/A

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

Furnace Burner Igniter (replaces 02532625000, 02532742000) 025-32625-000
#9

Cabinet parts diagram

Furnace burner igniter (replaces 02532625000, 02532742000)

Part #025-32625-000

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

Harness, Wire,12pin 373-23955-002
#NI

Cabinet parts diagram

Harness, wire,12pin

Part #373-23955-002

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

Logo Plate 373-23701-001
#26

Cabinet parts diagram

Logo plate

Part #373-23701-001

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

Gas Orifice 9900-0891
#22B

Cabinet parts diagram

Gas orifice

Part #9900-0891

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

Thermostat,heat/cool 3110-350P
#NI

Cabinet parts diagram

Thermostat,heat/cool

Part #3110-350P

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

Symptoms for top-mount refrigerators

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less
How to replace the compressor run capacitor in a top-freezer refrigerator

How to replace the compressor run capacitor in a top-freezer refrigerator

The run capacitor sends electric current to the compressor motor to help the motor run efficiently. Replace the run capa…

Repair difficulty
Time required
 15 minutes or less
How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

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.…

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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