ACR-205 (CRW) Fall24

Front

A furnace with a vertical air flow through the heat exchanger and the blower compartment beneath the heat exchanger is called a(n) _____?

Back

upflow

Front

Most gas furnaces and appliances use a(n) _____ burner.

Back

Atmospheric

Front

The proper color of a gas flame is ____.

Back

blue with slight orange tips

Front

A condensing gas furnace uses ____ from a condensing type heat exchanger to increase the furnace efficiency.

Back

latent heat

Front

Liquefied petroleum (LP) is heavier than air and can cause suffocation if not handled properly.

Back

True

Front

A gas furnace designed for use with natural gas can be used with liquefied petroleum (LP) with no system modifications.

Back

False

Front

In the USA, natural gas suppliers supply gas with a heat content of about 1,050 Btu/cu. ft.

Back

True

Front

If flue gases are not vented properly, carbon monoxide poisoning could result.

Back

True

Front

The gas flame will lift off the burner and be noisy if it receives too much primary air.

Back

True

Front

Generally speaking, electric heat is very efficient but can be more expensive to operate compared to oil and gas.

Back

True