Connect Optional 4 To 5 Wire Adapter - Johnson Controls GLAS Installation Instructions Manual

Preliminary - This is information may change
Connect optional 4 to 5 wire
adapter
Note: If you have a C-wire, skip to Step 8.
If you do not have a C-wire to power your
thermostat, use the included adapter to
provide power.
4. Remove the cover of your furnace or air
handling unit to access the control board.
In your HVAC equipment, disconnect any
5.
R,G,Y, or W wires that are currently
connected to the control board.
GLAS Smart Thermostat Installation Instructions
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