The gas burners of a horizontal rectangular direct-fired oil heaters, are located
a) on the floor of the furnace
b) in the ceiling of the furnace
c) in the front of the furnace
d) in the corners of the furnace
e) external to the furnace
Answer: A
The gas burners of a horizontal rectangular direct-fired oil heaters, are located
a) on the floor of the furnace
b) in the ceiling of the furnace
c) in the front of the furnace
d) in the corners of the furnace
e) external to the furnace
Answer: A