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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 explains the popular PSC multiple speed motor used in HVAC/R equipment and how relays are used to control their operation. He also uses meters and graphics to explain the wiring of the motor windings and how to test them and the accompanying relays.
