01 HVAC fundamentals
Master heat, pressure, matter/energy, and the refrigeration cycle so you can read the system like a field technician
View courseReal practice lives in the app
Wire the circuit, trigger the fault, and find it without risking a unit. Courses are read here.
On Google Play · Android only. iOS coming soon.
All free, no card and no trial period.
Master heat, pressure, matter/energy, and the refrigeration cycle so you can read the system like a field technician
View courseWork safely with electricity: effects of current, OSHA/LOTO, PPE, ladders, fires, GFCI, AFCI, and grounding
View courseWork safely in shop and field: PPE, service tools, tubing, leak testing, evacuation, recovery, charging, and calibrated instruments
View courseUnderstand atoms, charges, materials, electrical units, Ohm’s law, static, magnetism, and resistors so you can read a circuit like a technician
View courseRead HVAC circuits and controls and diagnose basic control failures
View courseSolve series, parallel, and combination circuits; apply Kirchhoff’s, Thévenin’s, Norton’s, and superposition theorems in DC
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