Maine Fuel Board Tank Settler Exam
Questions with Answers
What is the minimum distance between a direct fire
vaporizer and container shut off valves? - Answer>> 5ft
What is the minimum distance between direct fire
vaporizer and an above ground LP container? -
Answer>> 10ft
What type of fencing is allowed around an LP tank? -
Answer>> 6ft high industrial fencing
What statement between static electricity and relative
humidity is true? - Answer>> When humidity is low static
charge is high
When is a permit required for a rooftop installation of an
LP tank? - Answer>> Prior to the installation
When is it Okay to use a single stage regulator? -
Answer>> 1.) Only in small portable appliances and out
door cooking appliances 100,000 btu
or less.
What is the specific gravity of LP gas at 60 degrees F? -
Answer>> 1.5
, What is the flame temp of LP gas? - Answer>> 3593
degrees F
How far must the relief valve be piped above an
underground 2000 gallon wc tank? - Answer>> 7ft
How often does a technician need to undergo refresher
training? - Answer>> Every 3 years
What is the Max working pressure of CSST piping? -
Answer>> 5psi
What is the Max working pressure of Polyethylene (PE)
piping? - Answer>> 30psi
What is the voltage for a successful cathodic test? -
Answer>> -.85 volts (Negative .85 volts)
After the first successful cathodic test how soon after must
the second test be performed? - Answer>> 12-18
months
How far must an LP tank over 125 gallons be located from
other flammable liquid tanks such as an oil tank? -
Answer>> 20ft
Tanks that are between 125-500 WC must be how far
from property line? - Answer>> 10ft
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