Trade training app
HVAC Repair Coach
Teach practical diagnosis, safe repair habits, and the sequence of checks that turn symptoms into confident next steps.
Repair sequence
Interactive 3D lab
System diagnostic bench
Inspect the condenser, indoor air handler, TXV, compressor, pressure gauges, manifold, and refrigerant tanks. Select a part to teach what to check first.
Drag to rotate. Select parts or use the buttons.