Engine 2014: General Subjects

1. A System cooling is the direct result of the freon circuit of a direct type air conditioning unit.
2. B The room thermostat controls the wet bulb temperature of the air conditoned space.
3. C The duct thermostat determines the amount of water flow circulating through the cooling coil.
4. D The heat load will increase by increasing the amount of recirculated air.

Tip: press A-D to answer