Maine Fuel Board Rules: Propane and Natural Gas Exam Questions & Answers
Correctly Solved
Any existing code violations must be reported to the ___ in writing - ANSWER-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) - ANSWER-low water cut-off
Where is the low water cut off never installed? - ANSWER-Below the crown sheet
Where may the low water cut off be installed if not directly in the boiler? - ANSWER-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 ___ - ANSWER-safety
controls
Licensee must retain a copy of heat loss system design and system load calculations so
that it may be produced for... - ANSWER-inspection upon request from the board
Installer must obtain written verification from the manufacturer of the appliance when
converting... - ANSWER-appliance from gas to another fuel source (below 400,000 btu)
Oil tank requirement when converting to an alternative fuel: fill pipe must be removed
completely and tank must be plugged... - ANSWER-...with a threaded black iron plug
Oil tank requirement when converting to an alternative fuel: which line must be
removed? - ANSWER-Burner supply line
Electrical code is handled under which code? - ANSWER-NFPA 70
Correctly Solved
Any existing code violations must be reported to the ___ in writing - ANSWER-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) - ANSWER-low water cut-off
Where is the low water cut off never installed? - ANSWER-Below the crown sheet
Where may the low water cut off be installed if not directly in the boiler? - ANSWER-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 ___ - ANSWER-safety
controls
Licensee must retain a copy of heat loss system design and system load calculations so
that it may be produced for... - ANSWER-inspection upon request from the board
Installer must obtain written verification from the manufacturer of the appliance when
converting... - ANSWER-appliance from gas to another fuel source (below 400,000 btu)
Oil tank requirement when converting to an alternative fuel: fill pipe must be removed
completely and tank must be plugged... - ANSWER-...with a threaded black iron plug
Oil tank requirement when converting to an alternative fuel: which line must be
removed? - ANSWER-Burner supply line
Electrical code is handled under which code? - ANSWER-NFPA 70
