Before securing the controller to the wall, you must first remove the lower wiring compartment door. The door can easily be removed by following the simple steps below: Open the external door using the included key if outdoor version model. Indoor version …

A high-energy lithium battery is included with your X-Core controller. The battery allows the user to remotely program the controller without connecting AC power. It is also used to keep the current time and day during power outage conditions. To replace …