HVAC Repair in Lexington, SC

Lexington has grown quickly, and a large share of its homes are newer construction with correspondingly newer high-efficiency heat pumps - which changes the shape of the typical call. More systems here are still inside a manufacturer parts warranty, so it is worth having the model and serial number to hand before a technician arrives; that is what determines whether a failed part is covered. Larger newer homes in the area are also more likely to run two zones or two separate systems, and narrowing down which one has failed saves diagnostic time. Newer does not mean immune, either: a lot of what fails on a modern system is electronic rather than mechanical - control boards, thermostats, communicating-system wiring and sensors - and those faults produce error codes rather than obvious symptoms. If the thermostat or outdoor unit is showing a code or a flashing light, read it out when you call. On a system under warranty it can be the difference between a covered part and a full-price one.