Exam (elaborations)
FDNY P-99 C OF F QUESTIONS AND ANSWERS
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FDNY P-99 C OF F QUESTIONS AND ANSWERS
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FDNY P-99 C OF F QUESTIONS AND ANSWERSWhat is a general requirement of the location of the installation of a boiler? - answer-
Adequate clearance from combustile construction
What temperature must the materials remain under during combustion? - answer- 170
degrees
What is a requirement for the access of the boiler? - answer- Access for operation and
maintenance must not be hazardous
What is required upon installation to operate a boiler? - answer- Inspection and test
resulting in equipment use permit from commissioner
How often should a boiler be inspected? - answer- Once a year
What documentation is required from a certificate holder? - answer- Owners annual
statement
What is required to hydrostatically test upon installation and who should perform these
tests? - answer- Liquid fuel piping and fuel oil storage tanks by the installing contractor
At what pressure should piping be tested? - answer- 1/2 max working pressure but less
than pressure required for storage tank
At what pressure should oil storage tanks be tested? - answer- At 1 1/2x max working
pressure but never < 25 psi
How long should hydrostatic pressure be maintained? - answer- Until all joints and
connections are inspected for leaks and at 30 minutes have passed
Who is responsible for testing gas distribution piping? - answer- Installing contractor
before closing and operation
What is described on instruction cards and where are they located? - answer- Care and
operation of oil burner located near the equipment.
What type of burners require a C of F holder to operate them? - answer- Any boiler that
is not automatic or requires preheating.
What is the license holder responsible for after repair? - answer- Inspecting the repairs,
and functioning of all control devices and positioning of valves.
, What type of heat and combustion equipment are required with the air pollution control
code? - answer- All burners fire with solid, liquid, or gas. Including rubbish
burners/incinerators.
What temperature are the products of combustion upon exit in low temperature
equipment? - answer- Less than 600 degrees
What temperature are the products of combustion upon exit in medium temperature
equipment? - answer- 6001000
What temperature are the products of combustion upon exit in high temperature
equipment? - answer- 1000+
How much cfm of air be capable of per gallon of oil per hour? - answer- 36 cfm
If ventilation is supplied mechanically, what is required of the pressure? - answer- It
must be greater than the atmospheric pressure outdoors
How are flue dampers designed? - answer- So that they cannot completely cut off
passage of flue gasses at any time
When can tight closing dampers be installed? - answer- When accompanied by
approved automatical draft and combustion controls.
What is the minimum flashpoint for fuel oils to mean hydrocarbon oils? - answer- 100
degrees
What type of oils should be used in low pressure burners? - answer- No. 1(range oil),
no. 2(diesel oil), no. 4, no. 5, no. 6
What oil is prohibited? - answer- Crank case refuse oil
What is required of the size of overflow pipes? - answer- They should at least be the
same size as supply pipes
Where should a relief valve be installed? - answer- In the discharge line between the
pump and the first shut off valve
How is oil heated in storage tanks? - answer- Coils using low pressure hot water/steam
or approved electric heaters.
Where are shut off valves required? - answer- One at the supply line at the tank and
and one at the supply line at the burner
What stops the flow of oil? - answer- Remote control
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