JesseHVAC

37 ms·

1. 1.▲
   by JesseHVAC 3y ago

   This is close, and I'd grant that limit trips are associated with longer run times. But in principle continuous furnace run time shouldn't cause a high limit trip. The limit is mainly to protect the heat exchanger from damage. The
2. 2.▲
   by JesseHVAC 3y ago

   I would argue that hvac is uniquely bad
3. 3.▲
   by JesseHVAC 3y ago

   I'm the author of the article. The dual manometer suggestion below is excellent. I use external static pressure to calculate airflow using manufacturer tables quite frequently. It's fast and only slightly less accurate than using