York
Central Air Conditioner

Model # B1CH180A46A Official York heat pump

Here are the diagrams and repair parts for Official York B1CH180A46A heat pump, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

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

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 193 parts  |

Elec Cntrllr 025-20963-000

#8

All parts diagram

Elec cntrllr

Part #025-20963-000

In Stock
Lug, Ground 025-19282-000

#32

All parts diagram

Lug, ground

Part #025-19282-000

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

Block Trmnl 025-20710-000

#35

All parts diagram

Block trmnl

Part #025-20710-000

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

Heater Ele 025-27709-707
#1C

Wiring diagram diagram

Heater ele

Part #025-27709-707

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

Rail, Base (cond End) 073-10757-700

#101

All parts diagram

Rail, base (cond end)

Part #073-10757-700

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

Fuse 025-08436-000

#NI

All parts diagram

Fuse

Part #025-08436-000

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

Coil, Condenser Formed Sys. 1 (rear)(includes Header Anddistributor Valve) 373-10901-701

#62

All parts diagram

Coil, condenser formed sys. 1 (rear)(includes header anddistributor valve)

Part #373-10901-701

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

Isolator, Compr, Dual (6-req'd) 028-12342-700

#2

All parts diagram

Isolator, compr, dual (6-req'd)

Part #028-12342-700

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

Panel, Access (controls) 073-01922-000

#89

All parts diagram

Panel, access (controls)

Part #073-01922-000

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

Switch 025-27743-702
Switch

Part #025-27743-702

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

Repair guides for front-engine lawn tractors

How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Repair difficulty
Time required
 45 minutes or less
How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 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.…

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

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

Get tips to help keep your central AC running all summer long…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…