
How One Furnace Repair Rebuilt More Than Her House
I have a customer in her early forties who runs a small bookkeeping business out of her dining room. Single mother, two boys, a house she keeps better than most. A few years back she caught a leaking evaporator coil on her own system before I did. No HVAC training, no meter. She just noticed the basement smelled different and the upstairs was running a degree warmer at the same thermostat setting, and she stitched those two small things together. When I asked her how she caught it, she said, I notice things, I had to learn. That sentence is the whole episode. In 1995 Richard Tedeschi and…
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