What is the main safety concern for any type of gas-fired room heater?
A) The electrical wiring to the unit must be heavy gauge to accommodate a high current draw.
B) They are dangerous if used as a drying rack for wet clothing.
C) The space where they are installed must have sufficient infiltration to supply the necessary combustion air.
D) They will overheat if the ductwork is undersized.
C
You might also like to view...
Define a wood primer and its purpose
What will be an ideal response?
Very long tapered workpieces (over 3.000 inches) can be accomplished on the cylindrical grinder by:
A) Offsetting the footstock B) Swiveling the table C) Using a form grinding wheel D) Swiveling the wheelhead
In any fuel injection system the fuel pressure must be high enough to:
A. Open the injectors. B. Prevent the fuel from boiling. C. Knock the carbon off the back of the intake valves. D. All of the above.
____ are part of the construction and contract documents consisting of written technical descriptions of materials, equipment, construction systems, standards, and work quality.
A. References B. Annotations C. Dimensions D. Specifications