York
Central Air Conditioner

Model # B3CH048A25 Official York heat pump

Here are the diagrams and repair parts for Official York B3CH048A25 heat pump, 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 137 parts  |

Belt 028-09571-000
#7

Belt drive option diagram

Belt

Part #028-09571-000

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

Belt 028-09573-000
#7A

Belt drive option diagram

Belt

Part #028-09573-000

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

Bracket, Discnnect (external Mt.) 073-13354-000
#15

Belt drive option diagram

Bracket, discnnect (external mt.)

Part #073-13354-000

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

Pulley, Fixed Pitch (blower) 028-12383-700
#9A

Belt drive option diagram

Pulley, fixed pitch (blower)

Part #028-12383-700

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

Access Panel 373-03098-000
#75

Replacement parts diagram

Access panel

Part #373-03098-000

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

Rail End 063-89741-000
#87

Replacement parts diagram

Rail end

Part #063-89741-000

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

Post Front 063-87617-000
#84

Replacement parts diagram

Post front

Part #063-87617-000

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

Hous Blower 026-25539-000
#42

Replacement parts diagram

Hous blower

Part #026-25539-000

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

Valve Core 022-02475-000
#59

Replacement parts diagram

Valve core

Part #022-02475-000

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

Transformer 025-25973-000
#39

Replacement parts diagram

Transformer

Part #025-25973-000

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

Symptoms for gas ranges

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Repair guides for gas ranges

How to replace an oven temperature sensor on a gas range

How to replace an oven temperature sensor on a gas range

See how to replace an oven temperature sensor on a gas range.…

Repair difficulty
Time required
 15 minutes or less
How to replace a range spark module

How to replace a range spark module

Follow these step-by-step instructions to put the fire back into the surface burners on your gas range by replacing the …

Repair difficulty
Time required
 30 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your central air conditioners

Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

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How to prevent the 2 most common AC failures from ruining your summer

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Top questions about Sears and Sears PartsDirect

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