Florida LP Master Qualifier Exam Review

Flashcards for reviewing key concepts and questions related to the Florida LP Master Qualifier Exam.

Can a licensed dispensing unit operator re-qualify DOT cylinders for continued use?

Yes, visual.

Can you rely on an OPD valve for accurate filling of a DOT cylinder?

No, they are there to help.

How does a back flow check valve work?

Remains closed until outside pressure opens to fill.

How long after manufacture may a DOT steel or aluminum cylinder be recertified?

10 years (12 years).

How long after manufacture may an AMME propane container be used before recertification?

Never.

How long after manufacture may a DOT cylinder be used before recertification?

Tested every 5 years, only good for 15 years, no recert ever.

If an ASME container does not have a data plate, but appears in good condition, can it be filled?

No.

Is propane toxic?

Yes.

Is the float gauge alone a suitable method for filling?

No.

LP is compared to water?

.50.

LP is heavier than air?

1.50.

Name three characteristics of propane.

Odorless, colorless, hydrocarbons.

Name three potential sources of ignition.

Fans, electrical switch, auto ignitions.

Name three types of re-qualification that can determine if a DOT cylinder is acceptable for safe continued use.

Visual, hydrostatics, water jacket.

Name three types of specifications under which propane containers are manufactured.

DOT, ASME, FAA.

What is the weight of one gallon of propane?

4.20 pounds.

What does the cylinder marking 4BW-240 indicate?

4BW= 12 years recert, 240= PSIG.

What are the insurance requirements for dispensing units in Florida?

1 Mil, Cat 2, insurance, have a qualifier.

What does ASME and DOT mean?

American Society of Mechanical Engineers, Department of Transportation.

What does the excess flow in a liquid service valve do?

Permits the flow in either direction but closes automatically when the outward gas flow exceeds a safe rate.

What information does a fixed liquid level gauge provide?

Communicates the vapor space of the container, 80% fill.

What is a qualifier?

Someone who has passed the Florida LP Test.

What is an OPD and what is its purpose?

Over-Pressure Device, designed to cut off when fill level is achieved.

What is the boiling point at 14.7 PSI?

-44.

What is the flammability range of propane?

2.15-9.60.

What is the odorant added to propane?

Ethyl-mercaptan.

What is the purpose of a relief valve?

Opens when the pressure exceeds the allowed limit.

What type of accidents must be reported?

Cause of death or medical care, property damage over 1000.

What must be done before a new DOT container can be filled?

Purged, check dates, check tare.

What penalties may be imposed for violations of Florida LP laws?

Felony, Class 3.

What should a vapor service valve (POL) be equipped with when disconnected?

A cap or plug.

What is the expansion ratio when liquid propane is released to the atmosphere?

270.

When must a dispensing unit have a license to operate in Florida?

When selling to the public.

When must accidents be reported?

Cause of death or professional medical care.

What happens to propane inside a container when the outside temperature increases?

It expands.

Where is the identification information found on a DOT cylinder and an ASME?

DOT: Collar, Data plate.

Who is allowed by law to repair leaks and replace parts in your dispensing unit

Licensed qualified company