HEATING TEST 5 PROPANE
CONTAINERS QUESTIONS AND
ANSWERS WITH COMPLETE
SOLUTIONS 100% CORRECT!!!
What is the primary function of a float gauge on a propane tank?
a. Indicates when the correct fill level is reached
b. Shows the approximate amount of liquid propane in the container ✔✔
c. Has a float gauge on it that stops the flow of propane when the correct fill level
is reached
d. All the above
Answer: b. Shows the approximate amount of liquid propane in the container ✔✔
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Where is a propane hydrostatic relief valve required to be installed?
a. Upstream of an internal safety valve
b. In a system where liquid propane may be trapped between two shut-off valves
✔✔
c. Directly downstream of a first-stage regulator
d. At the outlet of an atmospheric burner
Answer: b. In a system where liquid propane may be trapped between two shut-off
valves ✔✔
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A propane hydrostatic relief valve must have a start-to-discharge pressure
setting of not less than:
a. 675 psig
b. 500 psig
c. 375 psig ✔✔
d. 200 psig
Answer: c. 375 psig ✔✔
How would you determine if a container is equipped to be used for liquid
withdrawal?
A. Female threads are incorporated on the service connection of the withdrawal
valve
B. Other than the standard female POL thread incorporated on the service
connecting of the withdrawal valve
, B. Other than the standard female POL thread incorporated on the service
connecting of the withdrawal valve
All liquid withdrawal propane cylinder service valves must be equipped with:
A. An internal excess flow valve
B. A back check valve
A. An internal excess flow valve
What is the main purpose of an excess flow valve:
A. To prevent vapour from being discharged from the cylinder
B. To prevent escape of propane, should a line in the system break downstream
C. Both A and B
B. To prevent escape of propane, should a line in the system break downstream
A relief valve on a cylinder must be changed every:
A. 5 years
B. 12 years
C. 10 years
C. 10 years
Cylinders that are not transported by rail shall be re-examined and marked before
being returned to use:
A. Every 5 years
B. Every 10 years
C. Every 12 years
B. Every 10 years
Purging of a new container is essential to ensure the removal of:
A. CO2 and N2
B. H20 and O2
B. H20 and O2
To remove air from a container being prepared for propane service, propane shall
be introduced and exhausted
A.Utilizing 15 psig of propane vapor only once
B. Utilizing 15 psig of propane vapor once and repeat the procedure 4 more times
B. Utilizing 15 psig of propane vapor once and repeat the procedure 4 more times
After purging a cylinder, the cylinder is pressurized:
A. To keep air out
CONTAINERS QUESTIONS AND
ANSWERS WITH COMPLETE
SOLUTIONS 100% CORRECT!!!
What is the primary function of a float gauge on a propane tank?
a. Indicates when the correct fill level is reached
b. Shows the approximate amount of liquid propane in the container ✔✔
c. Has a float gauge on it that stops the flow of propane when the correct fill level
is reached
d. All the above
Answer: b. Shows the approximate amount of liquid propane in the container ✔✔
═════════════════════════════════════════════
Where is a propane hydrostatic relief valve required to be installed?
a. Upstream of an internal safety valve
b. In a system where liquid propane may be trapped between two shut-off valves
✔✔
c. Directly downstream of a first-stage regulator
d. At the outlet of an atmospheric burner
Answer: b. In a system where liquid propane may be trapped between two shut-off
valves ✔✔
═════════════════════════════════════════════
A propane hydrostatic relief valve must have a start-to-discharge pressure
setting of not less than:
a. 675 psig
b. 500 psig
c. 375 psig ✔✔
d. 200 psig
Answer: c. 375 psig ✔✔
How would you determine if a container is equipped to be used for liquid
withdrawal?
A. Female threads are incorporated on the service connection of the withdrawal
valve
B. Other than the standard female POL thread incorporated on the service
connecting of the withdrawal valve
, B. Other than the standard female POL thread incorporated on the service
connecting of the withdrawal valve
All liquid withdrawal propane cylinder service valves must be equipped with:
A. An internal excess flow valve
B. A back check valve
A. An internal excess flow valve
What is the main purpose of an excess flow valve:
A. To prevent vapour from being discharged from the cylinder
B. To prevent escape of propane, should a line in the system break downstream
C. Both A and B
B. To prevent escape of propane, should a line in the system break downstream
A relief valve on a cylinder must be changed every:
A. 5 years
B. 12 years
C. 10 years
C. 10 years
Cylinders that are not transported by rail shall be re-examined and marked before
being returned to use:
A. Every 5 years
B. Every 10 years
C. Every 12 years
B. Every 10 years
Purging of a new container is essential to ensure the removal of:
A. CO2 and N2
B. H20 and O2
B. H20 and O2
To remove air from a container being prepared for propane service, propane shall
be introduced and exhausted
A.Utilizing 15 psig of propane vapor only once
B. Utilizing 15 psig of propane vapor once and repeat the procedure 4 more times
B. Utilizing 15 psig of propane vapor once and repeat the procedure 4 more times
After purging a cylinder, the cylinder is pressurized:
A. To keep air out
