Maine Fuel Board Rules: Propane and
Natural Gas Exam with All Answers and
Illustrations Given
Any existing code violations must be reported to the ___ in writing -
✔✔owner
All gas fired burner must be installed with a properly installed and
operating ___ (what shuts off the system when there isn't proper
water flow) - ✔✔low water cut-off
Where is the low water cut off never installed? - ✔✔Below the crown
sheet
Where may the low water cut off be installed if not directly in the
boiler? - ✔✔On the main supply line (vertical riser) as close to boiler
as possible, or in water column of continuous piping attached directly
to boiler
No valves or obstructions shall be installed between boiler and ___ -
✔✔safety controls
1|Page
©NINJANERD 2025/2026. YEAR PUBLISHED 2025.
Natural Gas Exam with All Answers and
Illustrations Given
Any existing code violations must be reported to the ___ in writing -
✔✔owner
All gas fired burner must be installed with a properly installed and
operating ___ (what shuts off the system when there isn't proper
water flow) - ✔✔low water cut-off
Where is the low water cut off never installed? - ✔✔Below the crown
sheet
Where may the low water cut off be installed if not directly in the
boiler? - ✔✔On the main supply line (vertical riser) as close to boiler
as possible, or in water column of continuous piping attached directly
to boiler
No valves or obstructions shall be installed between boiler and ___ -
✔✔safety controls
1|Page
©NINJANERD 2025/2026. YEAR PUBLISHED 2025.
