1|Page
FLORIDA LP MASTER QUALIFIER
EXAM|| COMPLETE TEST QUESTIONS
WITH ANSWERS 2026
How long after manufacture, may a DOT cylinder be used before recertification? -
correct-answer -Tested every 5 years
Only good for 15 years
No recert ever
Where is the identifications information found on a DOT cylinder and an ASME? -
correct-answer -DOT: Collar
Data plate
If an ASME container does not have a Data Plate, but appears in good condition,
can it be filled? - correct-answer -No
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Can a Licensed dispensing unit operator re-qualify DOT cylinders for continued
use? - correct-answer -Yes, Visual (E)
Name three types of re-qualification that can determine if a DOT cyclinder is
acceptable for safe continued use - correct-answer -Visual
Hydrostatics
Water Jacket
The cylinder marking 4BW-240 - correct-answer -4BW= 12 years recert
240= PSIG (pounds per square inch)
How does a back flow check valve work? - correct-answer -Remains closed until
outside pressure open to fil
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What is the purpose of a relief valve? - correct-answer -Opens when the pressure
increases higher than the allowed pressure.
What information does a fixed liquid level gauge give you? - correct-answer -
Communicate he vapor space of the container
80% fill
What does the excess flow in a liquid service valve do? - correct-answer -Permits
the flow in either direction but closes automatically when the outward gas flow
exceeds a safe rate
What should a vapor service valve (POL) be equipped with when disconnected? -
correct-answer -A cap or plugged
FLORIDA LP MASTER QUALIFIER
EXAM|| COMPLETE TEST QUESTIONS
WITH ANSWERS 2026
How long after manufacture, may a DOT cylinder be used before recertification? -
correct-answer -Tested every 5 years
Only good for 15 years
No recert ever
Where is the identifications information found on a DOT cylinder and an ASME? -
correct-answer -DOT: Collar
Data plate
If an ASME container does not have a Data Plate, but appears in good condition,
can it be filled? - correct-answer -No
,2|Page
Can a Licensed dispensing unit operator re-qualify DOT cylinders for continued
use? - correct-answer -Yes, Visual (E)
Name three types of re-qualification that can determine if a DOT cyclinder is
acceptable for safe continued use - correct-answer -Visual
Hydrostatics
Water Jacket
The cylinder marking 4BW-240 - correct-answer -4BW= 12 years recert
240= PSIG (pounds per square inch)
How does a back flow check valve work? - correct-answer -Remains closed until
outside pressure open to fil
, 3|Page
What is the purpose of a relief valve? - correct-answer -Opens when the pressure
increases higher than the allowed pressure.
What information does a fixed liquid level gauge give you? - correct-answer -
Communicate he vapor space of the container
80% fill
What does the excess flow in a liquid service valve do? - correct-answer -Permits
the flow in either direction but closes automatically when the outward gas flow
exceeds a safe rate
What should a vapor service valve (POL) be equipped with when disconnected? -
correct-answer -A cap or plugged
