Sophie Ashley is an HVAC Designer for Energy Vanguard. Prior to entering the HVAC industry, she amassed extensive experience in the construction industry, especially in framing and carpentry. She also serves as a field inspector who conducts blower door and duct leakage tests.
The ignitor of a furnace (or a gas pool heater or other gas-fired appliance) is the heat source, and it can come in one of four varieties: standing pilot, direct spark (DS), intermittent spark (ISI), and hot surface (HSI). We have a tech tip explaining each of these ignitor types in detail, but we’re going […]
When most of us think about tools of the trade, a few main ones come to mind: manifold, multimeter, vacuum pumps, recovery machines… the list goes on. One that may NOT come up nearly as often as it probably should is the thermal imaging camera. A few symposiums ago, Bill Spohn and Eric “Elk” Kaiser […]
Evaporator coil leaks are a fact of life in the industry. (We could have a long and lively discussion about how evap coils aren’t made like they used to be, but that’s for another day.) When you have an evaporator leak on a system, you’ll have two choices to fix the problem: replace the coil […]
NOTE: If you cannot view the recording, the video may still be processing. The maximum wait time is 24 hours. We apologize for the delay and appreciate your patience.
Sophie Ashley is an HVAC Designer for Energy Vanguard. Prior to entering the HVAC industry, she amassed extensive experience in the construction industry, especially in framing and carpentry. She also serves as a field inspector who conducts blower door and duct leakage tests.
Tech Tips written:
Event speaker: