1 How is boiler horsepower calculated
according to chapter 146? Was on test twice.
2 How does an impulse trap work?
3 Where are the feed water pumps located
when used with an open feed water heater and a closed feed water heater?
4 The oil burner control system is
poorly cleaned and maintained, which of the following is likely to happen?
Poor combustion efficiency
Increase use of feed water
Combustion control failure
Increase demand on feed water pumps
6 Set the valve on a duplex pump, in
7 Cooling down a boiler how do you use
The pressure gauge reads 50 psi. the safety valve is set to blow at 110 psi.
What could be the problem and what would you do to correct the situation?
determine boiler horse power of water tube boiler with 4000 square feet of tubes
and 80 square feet of water walls.
steam driven device with a 3” feed line can a 1st fireman operate
11 Leaking centrifugal pump, what 2
things would you do to correct.
12 What does doing bottom blow downs do?
13 How do you relieve at shift change?
14 Name 2 types of safety valves, describe
how each pops open.
15 Natural draft is caused by
A height of the chimney
C Diameter of the chimney
D Induction fans
16 Which is the least efficient fuel with
regard to excess air?
B #2 oil
C #6 oil
D Pulverized coal
17 Boiler flame goes out. What action
would you take?
18 What valves on a boiler should be
closed and what other precautions should be taken before removing manholes or
hand holes and entering a boiler.
What are the parameters of a 3 element feed water regulator and how does it