Yes, I'm walking a fine line with that title or even writing about Labor Day or workers' movements at all. So, let's take a step back, strip away the politics and economic theory, and talk about this from a human standpoint. Peter McGuire was born in New York in the 1850s to a poor family […]

We've seen it before. A tech diagnoses a failed blower relay or board. They leave the blower jumped out by putting a terminal multiplier on the common terminal of the relay/board and connecting the fan speed tap right to power. There can be an issue with that. Some electric heat fan coils have a heat/blower […]

Most of the laws we refer to in air conditioning and refrigeration are pretty obvious and practical. Dalton's law of partial pressures is no exception. John Dalton observed that the air pressure was equal to the added pressures of each gas that make up air. That means that the pressure and density of air can […]