HVAC FC 07

Front

What is the device that removes heat from a mechanical refrigeration system?

Back

condensor

Front

The total heat load consists of the amount of heat to be removed from a cabinet during a certain period, and is the sum of various heat loads per what unit of time?

Back

24 hours

Front

Select the statement NOT RELATED to a chilled water air conditioning system: they commonly use water towers, the chiller is located on the low side of the system, they are primarily used in residential system, they use water as a secondary refrigerant.

Back

They are primarily used in residential system.

Front

Which component is NOT a part of an absorption system?

Back

Compressor

Front

Ventilation air shall NOT be ____ from one dwelling to another or to dissimilar occupancies.

Back

re-circulated

Front

Maximum vertical spacing for steel piping in a hydronic system according to MSS.

Back

15 feet.

Front

Stud wall cavities:

Back

can be used as a return duct if properly fitted

Front

The pipe size of each section of gas piping shall be determined by using the longest length of piping from the ____.

Back

point of delivery to most remote appliance

Front

In a refrigeration system, where does superheat NOT normally occur?

Back

Top part of the condenser

Front

The access door for a fire damper shall be labeled with letters NOT less than ___ in height.

Back

1/2 inch