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CTR 156CT Propane Final Exam questions and answers
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CTR 156CT Propane Final Exam questions and answers
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CTR 156CT Propane Final Exam____________ control the flow of propane through the piping system of a dispenser. - questions
and answers-Valves
___________________ is added to propane to increase the likelihood that a leak will be
detected. - questions and answers-Odorant
A blue-green stain on the brass portion of the cylinder valve is evidence that it has been in
contact with ____________________. - questions and answers-Anhydrous ammonia
A customer walks up to your propane filling station to buy Autogas for his vehicle. Can you sell
him a 20lb cylinder to take back to the car to fill it where it ran out of fuel? - questions and
answers-No
A person can be inside a motorhome while the tank is being filled. - questions and
answers-False
All cylinders must be filled outdoors or in an approved filling area. - questions and answers-True
All new propane cars have quick connect nozzles. - questions and answers-True
All vehicle-mounted ASME tanks are equipped with a(n) ________. (Select all that apply.) -
questions and answers-fixed maximum liquid level gauge
relief valve
ASME data plate
At room temperature, propane is in what state? - questions and answers-Gas
Because platform scales have built-in safety features, it is not necessary to make sure the scale
is clear of debris or obstructions before use. - questions and answers-False
Before beginning the autogas refueling process, what should you do? (Select all that apply.) -
questions and answers-Make sure the vehicle is turned off.
Touch a grounded object to control static electricity.
Do not smoke, strike matches, or light a cigarette lighter.
Before filling a cylinder, verify that it is a propane cylinder by ___________. - questions and
answers-reviewing the cylinder design code specification markings on the cylinder
Cylinders may not be filled if they are past their ___________________ date. - questions and
answers-Re-qualification
, During the pre-fill visual inspection you discover the O-ring on the service valve is damaged.
What should you do? - questions and answers-Do not fill the tank, and refer the customer to the
propane vendor for a replacement part.
Gloves and other PPE are required when filling containers because of the ______ of liquid
propane. - questions and answers-refrigerating effect (potential for freeze burns)
How do you know when an ASME tank is full? (Select all that apply.) - questions and answers-A
steady white mist is emitted from the fixed maximum liquid level gauge
The overfill protection device stops the flow
How far from the propane dispenser do you need to evacuate in the event of an uncontrolled
release? - questions and answers-330 ft
How many times do you need to complete the purging process? - questions and answers-5
If a cylinder warning label is not legible or if the paper or plastic sleeve is removed during
inspection, __________________ before releasing the cylinder to the customer. - questions and
answers-Place a new one on it.
If a nozzle with a threaded connection is being used, it must be firmly attached and properly
threaded before beginning the any filling process. - questions and answers-True
If you see an "E" next to the date on a cylinder, that means the cylinder must be requalified
_______ from that date. - questions and answers-5 years
If you see an "S" next to the date on a cylinder, that means the cylinder must be requalified
_________ from that date. - questions and answers-10 years
In reference to propane, what does AHJ stand for? - questions and answers-Authority Having
Jurisdiction
In the autogas dispensing system, what is the purpose of the pump? - questions and
answers-To move propane from the holding container to the hose.
Leaks, cracks, or bulging are often discovered during a ____________ cylinder inspection. -
questions and answers-pre-fill
Make sure there are no ignition sources within _______ feet of the autogas filling area. -
questions and answers-25
New cylinders that have NOT been vacuum-purged by the manufacturer and cylinders that have
been opened to the atmosphere must be _______ prior to filling. - questions and
answers-purged of air or moisture
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