Lennox package unit economizer
This was a Lennox package unit that had a malfunctioning economizer. I found that the actuator was bad and the…
Putting water inside our leak detector
Warning! Sucking water into your leak detector is something you should never do! In the case that this does happen,…
Short 20 – tips for service valves
HVAC School Podcast is back for a short episode bringing you some key tips to new technicians. This time we…
How to measure total static pressure w/ testo 510i
HVAC school measures total A/C external air static pressure demonstrates using the Testo 510i manometer from the new expanded Testo…
Detecting surface moisture w/ testo smart probes
HVAC school detects surface moisture using tools from the new expanded Testo Smart Probes Case. We show how you can…
Delfield six drawer unit not temping
This was a Delfield six drawer unit not temping corectly. I found an electrical short and a loose sensing bulb…
Measuring in duct airflow with the testo 405i
HVAC school measures In Duct Airflow using Testo 405i from the new expanded Testo Smart Probes Case. We use the…
Hard shut off txvs
HVAC school podcast talks TXV / TEV bleed and non-bleed. Why does it matter to your compressor? Featuring Jamie Kitchen.…
Measuring air velocity using testo 410i
HVAC school measures air velocity using Testo 410i from the new expanded Testo Smart Probes Case. We show how to…
Walk in freezer not working
This was a service call on walk in freezer that wasn't cooling. I found that the unit had a tripped…