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 is 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.
18-GJ89D1-1F-EN
Method #1:
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