A time delay oil valve
a) opens when the pump starts
b) opens once ignition is verified
c) opens on flame failure
d) is located on the return line
e) is upstream of the pressure regulating valve
Answer: B
A time delay oil valve
a) opens when the pump starts
b) opens once ignition is verified
c) opens on flame failure
d) is located on the return line
e) is upstream of the pressure regulating valve