Instructions / Assembly

GLAS Smart Thermostat Installation Instructions
© 2017 Johnson Controls
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Preliminary - This is information may change
Two Wire Auxiliary Device with C Terminal
An auxiliary device with one C terminal that does not require a relay pack for operation.
1. Connect the C terminal of the device to the C terminal on the furnace or air handler.
2. Connect the AUX terminal of your GLAS device to the control terminal on the auxiliary
device.