Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Thermal Zone
Central Air Conditioner

Model # CH48K-3S Official Thermal Zone 10 seer split-system heat pump

Here are the diagrams and repair parts for Official Thermal Zone CH48K-3S 10 seer split-system 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 30 parts  |
Fan Blade 667212
#23

10 seer split system heat pump diagram

Fan blade

Part #667212

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

Control Board 496540
#14

10 seer split system heat pump diagram

Control board

Part #496540

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

Compressor Grommet (4) 668396
#28

10 seer split system heat pump diagram

Compressor grommet (4)

Part #668396

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

Compressor Bolt 600284
#29

10 seer split system heat pump diagram

Compressor bolt

Part #600284

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

Accumulator 668854
#8

10 seer split system heat pump diagram

Accumulator

Part #668854

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

Fan Grill 669261
#24

10 seer split system heat pump diagram

Fan grill

Part #669261

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

Fan Motor 621306
#22

10 seer split system heat pump diagram

Fan motor

Part #621306

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

Reversing Valve Coil 668770
#10

10 seer split system heat pump diagram

Reversing valve coil

Part #668770

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

Motor Wire Condduit 258951
#25

10 seer split system heat pump diagram

Motor wire condduit

Part #258951

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

Bottom Pan 494490Z
#1

10 seer split system heat pump diagram

Bottom pan

Part #494490Z

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

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

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

Read more

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…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the evaporator fan motor in a top-freezer refrigerator

How to replace the evaporator fan motor in a top-freezer refrigerator

The evaporator fan motor blows air across the evaporator coils and through the refrigerator cabinet for cooling. Replace…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the compressor start relay in a top-freezer refrigerator

How to replace the compressor start relay in a top-freezer refrigerator

The compressor start relay starts the compressor and shuts it off if the motor overheats. Replace the start relay if it'…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your central air conditioners

View all
Maintaining your air conditioner

Maintaining your air conditioner

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

Read more
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…

Read more
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.…

Read more

Parts & More