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What is a general requirement of the location of the installation of a boiler?
- ANS>> Adequate clearance from combustile construction
What temperature must the materials remain under during combustion? -
ANS>> 170 degrees
What is a requirement for the access of the boiler? - ANS>> Access for
operation and maintenance must not be hazardous
What is required upon installation to operate a boiler? - ANS>> Inspection
and test resulting in equipment use permit from commissioner
How often should a boiler be inspected? - ANS>> Once a year
What documentation is required from a certificate holder? - ANS>> Owners
annual statement
What is required to hydrostatically test upon installation and who should
perform these tests? - ANS>> Liquid fuel piping and fuel oil storage tanks
by the installing contractor
At what pressure should piping be tested? - ANS>> 1/2 max working
pressure but less than pressure required for storage tank
At what pressure should oil storage tanks be tested? - ANS>> At 1 1/2x
max working pressure but never < 25 psi
How long should hydrostatic pressure be maintained? - ANS>> Until all
joints and connections are inspected for leaks and at 30 minutes have
passed
, If ventilation is supplied mechanically, what is required of the pressure? -
ANS>> It must be greater than the atmospheric pressure outdoors
How are flue dampers designed? - ANS>> So that they cannot completely
cut off passage of flue gasses at any time
When can tight closing dampers be installed? - ANS>> When accompanied
by approved automatical draft and combustion controls.
What is the minimum flashpoint for fuel oils to mean hydrocarbon oils? -
ANS>> 100 degrees
What type of oils should be used in low pressure burners? - ANS>> No.
1(range oil), no. 2(diesel oil), no. 4, no. 5, no. 6
What oil is prohibited? - ANS>> Crank case refuse oil
What is required of the size of overflow pipes? - ANS>> They should at
least be the same size as supply pipes
Where should a relief valve be installed? - ANS>> In the discharge line
between the pump and the first shut off valve
How is oil heated in storage tanks? - ANS>> Coils using low pressure hot
water/steam or approved electric heaters.
Where are shut off valves required? - ANS>> One at the supply line at the
tank and and one at the supply line at the burner
What stops the flow of oil? - ANS>> Remote control
Where is the remote control located? - ANS>> As close to the entrance of
the boiler room as practical or immediately inside as long as it's accessible
at all times. On tank if 60 gal or less
What are the 4 safety controls implemented? - ANS>> Oil temperature
control, ignition, stack/combustion control, and high pressure and
temperature control.
Is a chimney required to install a burner? - ANS>> Yes