Furnace

Model # P-LBX20F19001 Official York furnace

Here are the diagrams and repair parts for Official York P-LBX20F19001 furnace, as well as links to manuals and error code tables, if available.

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Browse Parts for
P-LBX20F19001 Furnace
Limit Switch 025-34151-000

#3

All parts diagram

Limit switch

Part #025-34151-000

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

Fuse Holder 025-13991-900

#6

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Fuse holder

Part #025-13991-900

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

Flame Retension Head (f12) 026-33313-700

#39

All parts diagram

Flame retension head (f12)

Part #026-33313-700

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

Fan Belt 028-12715-700

#12

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Fan belt

Part #028-12715-700

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

Gasket, Pouch 028-13907-000

#28

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Gasket, pouch

Part #028-13907-000

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

Heat Exchanger 026-835651-001

#23

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Heat exchanger

Part #026-835651-001

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

Transformer, Ignition 025-33711-000

#36

All parts diagram

Transformer, ignition

Part #025-33711-000

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

Burner Assembly 026-35673-000

#34

All parts diagram

Burner assembly

Part #026-35673-000

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

Accumulator N/P

#9

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Accumulator

Part #N/P

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

Relay, Protector 025-31757-000

#35

All parts diagram

Relay, protector

Part #025-31757-000

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

Symptoms for upright freezers

Main causes: clogged or frozen defrost drain tube…

Repair guides for upright freezers

How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…

Repair difficulty
Time required
 45 minutes or less
How to replace a freezer evaporator fan

How to replace a freezer evaporator fan

Air won’t circulate to cool the freezer properly when the evaporator fan fails. Follow these step-by-step instructions t…

Repair difficulty
Time required
 45 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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Top questions about Sears and Sears PartsDirect

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