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Rhvac - Calculate Manual J heating and cooling loads for residential buildings.
Drawing Board - Draw floor plans from within Chvac and calculate loads from them automatically.
Manual D Ductsize - Graphically design residential duct systems from within Rhvac and Drawing Board.
Bill of Materials - Automatically generate parts list with ductwork takeoff from Manual D Ductsize.
Proposal Maker - Create professional sales proposals and other documents linked to calculation results.
Energy Audit - Analyze building energy usage and operating costs.
GasVent - Design venting systems for Category 1 gas appliances.
In this HVAC training video program, Jim discusses various types of transformers, from standard step-down to multi-tap devices, and shows how to use a meter to test and troubleshoot them. Graphics and drawings are featured throughout the presentation to explain wiring configurations and show how a transformer does what it does in an HVAC/R control circuit.
