HVAC System Installation Quiz

In order to deliver different volumes of air to various areas in an occupied space, the blowers used on VAV systems must be able to modulate their openings to accommodate the changing needs of the system.

• True

• False

Tags

NGSS.MS-ETS1-4

By raising the forearm in the air, index finger pointing upward and holding the hands straight, the operator will know to raise the cable on the crane.

• True

• False

Curbs can be prefabricated, but many larger curbs are shipped unassembled.

• True

• False

Gasketing materials and foam panels that are shipped with the curb are not part of the curb and should be discarded.

• True

• False

By utilizing a strategy called demand control ventilation, DCV, the amount of outside air being brought into the building can be varied based on the actual occupancy level in the structure.

• True

• False

Tags

NGSS.MS-ESS3-3

Improper clearances do not affect the ability of service personnel to perform their jobs adequately.

• True

• False

The curb’s cross braces are intended to support the duct connections to the unit, but not the entire air distribution system.

• True

• False

Although packaged air-conditioning equipment comes precharged with refrigerant and no field piping must be done, the installation of a rooftop package unit involves many steps and can be very dangerous.

• True

• False

Package units are factory-assembled, factory-charged, self-contained systems that have all of the major system components contained in a single housing.

• True

• False

The rooftop unit houses the fans and blowers that move air through the heating and cooling portions of the unit but not through the condenser.

• True

• False