45 MBCA Ductless Unit and the “CP” Error Code
June 12, 2025
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Most ductless products have all of the error codes listed in the installation and service manuals. Error codes listed in
Technical Services Manager
North Georgia District
When I instruct Nate Classes, I typically suggest the Carrier Service Tech App to techs that have not used it. I have them download it and install it. Then, I have them open it and they have a couple of things to input. Once they begin to use it they love it, just as I did!
I will go through logging in and the My Jobs Quick Link in this article. In subsequent articles, I will demonstrate the use of other quick links. This app is a powerful tool for technicians in the field.
Search for the Carrier Service Tech app in the App Store or Play store. Click to download & install the app. Once installed, open the app.
Once you open the app, you will have to agree to terms & conditions and set your location preferences. Then, you will reach the Sign In screen. Enter your HVACpartners account information.
The app will prompt you to set your favorite store. Once completed, you will access the home screen.
The barcode scanner button allows you to scan the model number barcode for easy access to information on that particluar model.
Feel free to explore the app and all the different information it provides.
Most ductless products have all of the error codes listed in the installation and service manuals. Error codes listed in
We have multiple articles about the defrost boards for residential and commercial units on our website and each has addressed
There are several different types of ductless heating and cooling systems. These systems can be combined with various indoor and