Know the timeline
Source published 2026-10-20
In an October 20 HVAC School episode, Bryan Orr explains how wall conduction, nearby radiant heat, and air moving through a wiring opening can influence a thermostat’s sensor. That can leave customers uncomfortable even when the display appears reasonable. The useful starting point is understanding when the complaint happens and comparing the thermostat reading with an independent room-air measurement. The story is about the sensor’s surroundings—and why replacing the thermostat may miss the cause.
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