CTR 156CT Propane Final Exam

CTR 156CT Propane Final Exam If you see an "S" next to the date on a cylinder, that means the cylinder must be requalified _________ from that date. - ANSWER 10 years ____________ control the flow of propane through the piping system of a dispenser. - ANSWER Valves At room temperature, propane is in what state? - ANSWER Gas Make sure there are no ignition sources within _______ feet of the autogas filling area. - ANSWER 25 When filling a cylinder by volume and a white mist begins to escape from the fixed maximum liquid level gauge, you need to immediately __________. - ANSWER close the hose end valve The permanent marking "4BA240" tells you that the cylinder is made of ___________. - ANSWER Alloy steel A person can be inside a motorhome while the tank is being filled. - ANSWER False ___________________ is added to propane to increase the likelihood that a leak will be detected. - ANSWER Odorant Propane autogas dispensing systems typically use a ________ to fuel the vehicle. - ANSWER gasoline-style, low-emission nozzle When filling a cylinder by volume, the cylinder will be full when ________. - ANSWER white mist begins to escape from the fixed maximum liquid level gauge. 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? - ANSWER No Only use fire extinguishers to create an escape route — NOT to fight a propane fire. - ANSWER True Cylinders may not be filled if they are past their ___________________ date. - ANSWER Re-qualification All vehicle-mounted ASME tanks are equipped with a(n) ________. (Select all that apply.) - ANSWER fixed maximum liquid level gauge relief valve ASME data plate Which valves do you open on the ASME tank during filling? (Select all that apply.) - ANSWER Tank filler valve Fixed maximum liquid level gauge Leaks, cracks, or bulging are often discovered during a ____________ cylinder inspection. - ANSWER pre-fill The fire extinguisher at the dispenser is used to extinguish propane fires. - ANSWER False What are the properties of Propane? (Select all that apply.) - ANSWER Odorless Nontoxic Colorless Flammable When filling a cylinder by weight, the scale set point should equal the _______. - ANSWER tare weight + propane capacity (lb) + hose and fitting weight Propane is commonly used for? (Select all that apply.) - ANSWER Water heating Grilling Clothes drying Space heating Which of the following are part of the shutdown procedure? (Select all that apply.) - ANSWER Dispenser operating valves are closed. Transfer hoses are secured. Dispenser cabinet is locked. Tank valves are closed. When filling by volume the meter register is used to determine when the cylinder is full of liquid propane. - ANSWER False Gloves and other PPE are required when filling containers because of the ______ of liquid propane. - ANSWER refrigerating effect (potential for freeze burns) Before filling a cylinder, verify that it is a propane cylinder by ___________. - ANSWER reviewing the cylinder design code specification markings on the cylinder How many times do you need to complete the purging process? - ANSWER 5 If a nozzle with a threaded connection is being used, it must be firmly attached and properly threaded before beginning the any filling process. - ANSWER True How far from the propane dispenser do you need to evacuate in the event of an uncontrolled release? - ANSWER 330 ft 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. - ANSWER purged of air or moisture How do you know when an ASME tank is full? (Select all that apply.) - ANSWER A steady white mist is emitted from the fixed maximum liquid level gauge The overfill protection device stops the flow Which of the following is typically NOT the responsibility of a propane dispenser operator? - ANSWER Cylinder requalification 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. - ANSWER Place a new one on it. Whether you can fill by weight or volume is determined by __________. - ANSWER regulations at the local level. A blue-green stain on the brass portion of the cylinder valve is evidence that it has been in contact with ____________________. - ANSWER Anhydrous ammonia Where is the best place to evacuate during an uncontrolled propane release? - ANSWER Upwind from the propane release. Before beginning the autogas refueling process, what should you do? (Select all that apply.) - ANSWER 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. All new propane cars have quick connect nozzles. - ANSWER True All cylinders must be filled outdoors or in an approved filling area. - ANSWER True Which of the following is NOT the responsibility of a U-Haul propane dispenser operator? - ANSWER Cylinder re-qualification