Which of the following statements regarding radiant heaters is false?
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If a high-limit switch fails, ____.
If a high-limit switch fails, ____.
Electric heating produces great amounts of draft.
Electric heating produces great amounts of draft.
A pressure switch can detect airflow through a duct heater b…
A pressure switch can detect airflow through a duct heater by measuring air pressure before and after the duct heater.
Like a bimetal disc, a fusible link can be reset.
Like a bimetal disc, a fusible link can be reset.
To confirm airflow through an electric furnace, a ____ may b…
To confirm airflow through an electric furnace, a ____ may be used.
To avoid drawing too much current that could result in volta…
To avoid drawing too much current that could result in voltage drops or damage to property, ____ are often wired on their own separate, dedicated circuits.
An uninsulated heating element composed of flat strips is re…
An uninsulated heating element composed of flat strips is referred to as a(n) ____ heating element.
A nichrome heating element is used in tubular cased wire.
A nichrome heating element is used in tubular cased wire.
The term open ribbon describes uninsulated electrical heatin…
The term open ribbon describes uninsulated electrical heating wires.