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Plumber's Licensing Exam: Special Piping and Storage Systems
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Avg score: 80% Most missed: “The design of a medical gas system is the responsibility of the installer as lon…”

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Plumber's Licensing Exam: Special Piping and Storage Systems
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15 Questions

1. The design of a medical gas system is the responsibility of the installer as long as an adequate supply of gas or adequate vacuum is available at each station outlet.
2. What else is needed after the installer pressure tests a medical gas system and the Authority Having Jurisdiction inspects the system before it can be put into operation?
3. In a medical vacuum system, the exhaust from the vacuum pumps must terminate
4. What special installation procedures must be used in rooms occupied by psychiatric patients?
5. Fittings for installation of medical gas systems must be cleaned and stored in airtight containers that have been purged with _________________________.
6. Medical gas piping systems must be pressure tested to _________ times the working pressure of the system.
7. The only material usable for medical gas systems is ________________________.
8. _______________ gas must be flowing through a medical gas system when brazing joints.
9. Specify two of the markings that must appear on piping to show that it is allowed to be used in a medical gas system.
10. In addition to approved copper tubing, what kind of piping can be used in a medical vacuum system?
11. The only material usable for medical gas systems is ________________________.
12. The best place to use as a chase for medical gas systems is an elevator shaft.
13. The best place to use as a chase for medical gas systems is an elevator shaft.
14. What is the purpose of the two pumps on a medical vacuum system?
15. On medical gas piping with a diameter of less than 21/2 in., all valves must be of the ___________ type.