Trane package unit problems
This was a service call on a Trane Package unit not working,I found that the unit had a bad compressor…
How to measure system btu output w/ testo 605i
HVAC school shows how to use the Testo Smart Probes app and Testo 605i's from the new expanded Testo Smart…
How to add chlorine tablets to your pool | swim university
Sanitizer is one of the cornerstones of basic pool chemistry, and adding chlorine pucks is an easy way to introduce…
How to measure air filter static pressure drop
HVAC school measures static pressure drop across an air filter using the Testo 510i from the new expanded Testo Smart…
11 common pool maintenance mistakes | swim university
Making pool maintenance mistakes ranks somewhere between tripping on a rake and getting kicked in the tender bits on our…
Vacuum pump basics
How does a vacuum pump work? When should you change the oil? What does that oil do anyway? We answer…
How to calculate hvac system btu capacity
HVAC school shows how to calculate system capacity using enthalpy. We use the UEI hub kit and some simple calculations…