While the Carrier 33TBAC01 installation manual provides comprehensive instructions, there are a few things to keep in mind that may not be immediately apparent:
: The installation involves separating the front and back (mounting base) assembly. The base must be secured with the provided anchors and screws, ensuring wires are routed clearly through the center hole. Electrical Precision
If hot air comes out in cool mode, you likely have a heat pump with incorrect O/B wiring. Reverse the O/B wire or change the O/B reversing valve polarity in the tech setup.
: All field-fabricated wiring should be stripped to the manufacturer's specified length (typically 1/4 inch) to avoid exposed conductors that could lead to short circuits. Mounting and Mechanical Assembly
: Align the thermostat face using the hinge guide on top and rotate it down until the tab clicks into the base. Wiring Requirements
Level the base against the wall and mark the positions for the mounting holes. Drill holes (typically -inch) and secure the base to the wall. is designed for motor control kits.