What happens if the pilot fails to light during a trial ignition?
What will be an ideal response?
If the pilot does not light or if the pilot flame current is too low and not steady, the module will not energize the main valve and the burner will not light.
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If a vehicle has an open or standard differential in its drive axle and one wheel has 100% traction while the other is sitting on ice, what happens when the drive shaft turns?
a. the wheel with 100% traction starts to spin b. the wheel sitting on ice turns twice as fast as the crown gear c. the drive shaft turns slower than the crown gear d. the crown gear reverses
What is the main type of light source for most growing facilities that do not utilize solar light?
A. HID B. LED C. Fluorescent D. Incandescent and HID
A service consultant finds she/he has nothing to do right now. He/she should_________
A. Take a break and rest until needed B. Leave the service desk and visit the technicians C. Sit in the manager’s office and discuss service facility problems D. Think and look ahead about what needs done next
According to the United Nations, the world population currently uses approximately
a. 75% of the world’s resources that the planet can sustain. b. 100% of the world’s resources that the planet can sustain. c. 20% more of the world’s resources than the planet can sustain. d. 50% more of the world’s resources than the planet can sustain.