Center NFPA 99 2024/2025 Practice Test Questions: Worksheet 8 with Certified Answers

Center NFPA 99 2018 Practice Test Questions: Worksheet 8 with Certified Answers Fittings for positive pressure medical gas systems must be cleaned for oxygen service by the manufacture, supplier or other agency prior to installation. a) True b) False True 5.1.10.1.1 It is the responsibility of the installer to furnish documentation certifying that all installed piping and materials are cleaned for oxygen service. a) True b) Flase True 5.1.10.1.8 For vacuum systems, piping shall be hard-drawn seamless copper tube type _____. a) ASTM B88 b) ASTM B819 c) ASTM B280 d) any of the above any of the above 5.1.10.2.1 (1)(a)(b)(c) Which of the following piping materials shall be permitted for field-installed medical-surgical vacuum distribution piping systems? a) galvanized pipe b) plastic pipe c) stainless steel pipe d) none of the above stainless steel pipe 5.1.10.2.1 (2) Threaded joints in medical gas and vacuum distribution piping shall be limited to ______. a) pressure and vacuum indicators. b) alarm devices. c) demand check fittings. d) all of the above. all of the above 5.1.10.8 (1) Threaded joints shall be allowed on the source equipment on the source side of the source valve. a) True b) False True 5.1.10.8 (1) Brazed joints shall be made using a brazing alloy that exhibits a melting temperature in excess of ______ to retain the integrity of the piping system