Which of the following is not part of the operating sequence of a natural-draft furnace?
a. The draft inducer starts on a call for heat.
b. The controls prove that the pilot is lit.
c. The gas valve energizes and opens.
d. The fan switch starts the blower.
a
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To measure a .3125 inch inside rounded corner, you would use a:
A) Curvometer B) Inside corner gage C) Radius gage D) Fillet gage
Keyways and keyseats are dimensioned from the opposite side of the hole or shaft
Answer the following statement true (T) or false (F)
Technician A says that water based fire extinguishers remove oxygen from the fire. Technician B says that CO2 fire extinguishers remove oxygen from the fire. Which technician is correct?
A) Technician A only B) Technician B only C) Both Technicians D) Neither Technician
What is the decimal value of 2-3?
A) 0.8 B) 0.125 C) 0.75 D) 0.25