Thermal Zone
Central Air Conditioner

Model #CA42K-1S Thermal Zone split-system air conditioner

Here are the repair parts and diagrams for your Thermal Zone CA42K-1S split-system air conditioner. 

The diagram(s) below can help you find the right part.  If you’d like help, we invite you to call our customer service number at the top of the page, or click chat.

On this page, you can also find any manuals, installation guides and error code tables associated with this model.

For advice on diagnosing problems with appliances, lawn & garden equipment and other products, check out the videos, repair guides and articles in our DIY section.

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Showing 10 of 22 parts

Cap Strap

#11

Split system air conditioner Diagram

Cap strap

Part #258780

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

Central Air Conditioner Evaporator Fan Blade

#16

Split system air conditioner Diagram

Central air conditioner evaporator fan blade

Part #667262

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

Compressor

#2

Split system air conditioner Diagram

Compressor

Part #912958

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

OUTDOOR COIL (FORMED)

#6

Split system air conditioner Diagram

Outdoor coil (formed)

Part #496944

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

Control Board

#7

Split system air conditioner Diagram

Control board

Part #496540

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

REFIGERANT VALVE (LARGE)

#3

Split system air conditioner Diagram

Refigerant valve (large)

Part #663575

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

COMPRESSOR GROMMET (4)

#21

Split system air conditioner Diagram

Compressor grommet (4)

Part #668396

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

LOW VOLTAGE DIVIDER

#8

Split system air conditioner Diagram

Low voltage divider

Part #258790

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

TOP PAN

#14

Split system air conditioner Diagram

Top pan

Part #496161Z

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

NUT ,FLANGE (4)

#19

Split system air conditioner Diagram

Nut ,flange (4)

Part #606248

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

Articles and videos common to all central air conditioners

September 26, 2019

Keeping your smart appliances secure from hackers

By Lyle Weischwill

Find out how to protect your smart appliances from malevolent invasions by hackers.