Question 1
What is the largest size a propane cylinder can be
CORRECT ANSWER
1000ib
Question 2
Identify a device that is located on the outlet piping downstream of a pool heater
CORRECT ANSWER
Automatic chlorinator
Question 3
When a portion of the circulating system is located below the boiler water level, it must be
equipped with
CORRECT ANSWER
Low Water cut off
Question 4
What would cause an aquastat to react
A. Change in pressure
B. Change in water flow
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,C. Change in water temperature
D. Change in air temperature
CORRECT ANSWER
C. Change in water temperature
Question 5
Pool heaters that are located outdoors shall have a minimum distance of____ from the
property line
A. 18 ft
B. 48 ft
C. 18 in
D. 48 in
CORRECT ANSWER
C. 18 in
Question 6
Name one of the most important valves that are located on a hot water system
A. Drain cock/blow down valve
B. Pressure relief valve
C. Ball valve
D. Hydrostatic relief valve
CORRECT ANSWER
B. Pressure relief valve
Question 7
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,A flue gas discharge opening for an outdoor pool heater shall terminate not less than ___
from any building opening
A. 3 ft
B. 6 ft
C. 8 ft
D. 10 ft
CORRECT ANSWER
D. 10 ft
Question 8
An automatic air eliminator, in a heating system should be located where
A. Below the cushion tank
B. 3 ft above the boiler
C. In the return line of a steam boiler
D. At the highest point of the heating system
CORRECT ANSWER
D. At the highest point of the heating system
Question 9
Manual by-pass valves that are used on boilers are set to do what
A. Control the out water temperature
B. Control the temperature rise across the boiler
C. Increase the pressure in the cushion tank
D. Decrease the pressure in the cushion tank
CORRECT ANSWER
B. Control the temperature rise across the boiler
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, Question 10
A vertical steel tube boiler would have
A. The flue gases mixed with the medium been heated
B. Water inside the tube and the flue gases outside the tube
C.The flue gases inside the tube and water outside the tube
D. A fast heat recovery time
CORRECT ANSWER
C.The flue gases inside the tube and water outside the tube
Question 11
Maximum operating pressure for a residential hot water boiler is
A. 15 psig
B. 30 psig
C. 150 psig
D. 12 psig
CORRECT ANSWER
B. 30 psig
Question 12
Cast iron boiler sections are joined together using
A. Push nipples
B. Couplings
C. Threaded nipples
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What is the largest size a propane cylinder can be
CORRECT ANSWER
1000ib
Question 2
Identify a device that is located on the outlet piping downstream of a pool heater
CORRECT ANSWER
Automatic chlorinator
Question 3
When a portion of the circulating system is located below the boiler water level, it must be
equipped with
CORRECT ANSWER
Low Water cut off
Question 4
What would cause an aquastat to react
A. Change in pressure
B. Change in water flow
1
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,C. Change in water temperature
D. Change in air temperature
CORRECT ANSWER
C. Change in water temperature
Question 5
Pool heaters that are located outdoors shall have a minimum distance of____ from the
property line
A. 18 ft
B. 48 ft
C. 18 in
D. 48 in
CORRECT ANSWER
C. 18 in
Question 6
Name one of the most important valves that are located on a hot water system
A. Drain cock/blow down valve
B. Pressure relief valve
C. Ball valve
D. Hydrostatic relief valve
CORRECT ANSWER
B. Pressure relief valve
Question 7
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,A flue gas discharge opening for an outdoor pool heater shall terminate not less than ___
from any building opening
A. 3 ft
B. 6 ft
C. 8 ft
D. 10 ft
CORRECT ANSWER
D. 10 ft
Question 8
An automatic air eliminator, in a heating system should be located where
A. Below the cushion tank
B. 3 ft above the boiler
C. In the return line of a steam boiler
D. At the highest point of the heating system
CORRECT ANSWER
D. At the highest point of the heating system
Question 9
Manual by-pass valves that are used on boilers are set to do what
A. Control the out water temperature
B. Control the temperature rise across the boiler
C. Increase the pressure in the cushion tank
D. Decrease the pressure in the cushion tank
CORRECT ANSWER
B. Control the temperature rise across the boiler
3
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, Question 10
A vertical steel tube boiler would have
A. The flue gases mixed with the medium been heated
B. Water inside the tube and the flue gases outside the tube
C.The flue gases inside the tube and water outside the tube
D. A fast heat recovery time
CORRECT ANSWER
C.The flue gases inside the tube and water outside the tube
Question 11
Maximum operating pressure for a residential hot water boiler is
A. 15 psig
B. 30 psig
C. 150 psig
D. 12 psig
CORRECT ANSWER
B. 30 psig
Question 12
Cast iron boiler sections are joined together using
A. Push nipples
B. Couplings
C. Threaded nipples
4
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