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York
Central Air Conditioner

Model # B3CH036A25 Official York heat pump

Here are the diagrams and repair parts for Official York B3CH036A25 heat pump, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 93 parts  |
Blower Wheel 026-33326-700
#6A

Belt drive option diagram

Blower wheel

Part #026-33326-700

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

Accessories - Electrical Electric Heater (240v) 29.6kw (208/230-1-60) 2CE04503006

#NI

All parts diagram

Accessories - electrical electric heater (240v) 29.6kw (208/230-1-60)

Part #2CE04503006

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

Accessories - Electrical Electric Heater (240v) 7.5kw (208/230-3-60) 2CE04500725

#NI

All parts diagram

Accessories - electrical electric heater (240v) 7.5kw (208/230-3-60)

Part #2CE04500725

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

Conector, Cap (4 Circuit) 025-21756-000
#19

Replacement parts diagram

Conector, cap (4 circuit)

Part #025-21756-000

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

Cap Connector 025-21191-000
#21

Replacement parts diagram

Cap connector

Part #025-21191-000

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

Panel, Top (evap) 373-03102-002
#83

Replacement parts diagram

Panel, top (evap)

Part #373-03102-002

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

Nut, 5/16-16 (nylon Insert) 021-17413-700
#48

Replacement parts diagram

Nut, 5/16-16 (nylon insert)

Part #021-17413-700

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

Coil, Evaporator (includes Header And Distributing Valve Assembly) 373-06411-700
#64

Replacement parts diagram

Coil, evaporator (includes header and distributing valve assembly)

Part #373-06411-700

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

Screw, Hanger (3-req'd) 021-15505-000
#45

Replacement parts diagram

Screw, hanger (3-req'd)

Part #021-15505-000

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up...

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade...

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key...

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel...

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba...

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent...

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to rebuild a lawn mower carburetor

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Repair difficulty
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60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope....

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Time required
15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix....

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Repair difficulty
Time required
15 minutes or less

Effective articles & videos to help repair your central air conditioners

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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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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