INSTALLER'S GUIDE
2 18-GJ92D1-1A-EN
5. GET THE APP:
The Diagnostics Mobile App can be found in your device
App Store when searching for Trane Diagnostics or
American Standard Diagnostics. A QR code can be
scanned which sends you directly to the location:
Technician will need Comfortsite or AS Dealernet
credentials to use this tool.
6. Replacement AHC Configuration – 24 volt mode
Replacement AHC boards need programmed and will
not run without configuration IN 24 Volt Mode. There are
2 ways to perform the configuration. 1 of the methods
is required to get the unit running. Combining 2 or more
methods will result in unwanted operation.
1. The most complete configuration will be accomplished
using the Diagnostics Mobile App. In this app, there
are configurations for the model number, blower delays
and accessories.
2. There is a Button Press method to configure the size
of the air handler and is accomplished by pressing
the S1 button on the bottom of the control board in a
sequence explained in this document.
Only 1 of these methods should be used.
After conguration, power cycle the air
handler.
Method #1:
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