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NFPA99 Medical Gas Exam with verified solutions

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NFPA99 Medical Gas Exam with verified solutions

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NFPA99 Medical Gas Exam with verified || || || || || ||




solutions


A manual reset local alarm that indicates when the capacity of the instrument
|| || || || || || || || || || || || ||




air central supply system not in use is less than the equivalent capacity of -
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✔✔One compressor ||




After a final tie - In on an active vacuum system , each vacuum joints shall be
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tested with a leak detector or other means that will allow detectant on an active
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vacuum system . - ✔✔Ultrasonic || || || ||




After the final tie-in each joint shall be leak tested by the source gas. New work
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and the existing system at the normal operating pressure shall be leak checked
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with a leak detectant that is safe for use with oxygen and does NOT contain
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_______________ - ✔✔Ammonia || ||




After the piping system, the blow down test shall be done. Then the installer
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must perform which of the following test? - ✔✔Initial pressure test
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Alarm panels and shutoff valves labeling shall be ____________ when
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modifications are made, changing the areas serviced - ✔✔Updated || || || || || || || ||




All gas outlets with gauge pressure of 345 kPa (50 psi), including, but not
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limited to, oxygen, nitrous oxide, medical air, and carbon dioxide, shall deliver
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,2


100 SLPM (3.5 SCFM) with a pressure drop of not more than 35 kPa (______)
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and static pressure of 345 kPa to 380 kPa (50psi to 55 psi) - ✔✔5 psi
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Area alarms shall be tested to verify the warning signals for all vital life support
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and critical care areas if the pressure in the piping system increases or decreases
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by _______ - ✔✔20%
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At the sample port a demand of approximated 25% load shall be created to
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cause the compressors to cycle on and off continuously and the dryers to
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operate for the ______ period. - ✔✔12 hour || || || || || || ||




Before the piping system is put into use, who is responsible for the ascertaining
|| || || || || || || || || || || || || ||




that the gas delivered to the outlet/inlet has the proper labels and connecting
|| || || || || || || || || || || || ||




fittings. - ✔✔Facility authority || || ||




Breached portions of the systems subject to inspection and testing shall be || || || || || || || || || || || ||




confined to only the specific altered zone or area that is downstream for
|| || || || || || || || || || || || ||




pressure gases at the point of intrusion. Where a system shall be declared
|| || || || || || || || || || || || ||




breached? - ✔✔Physical separation of pipeline, system component removal, || || || || || || || || ||




replacement or addition of system components || || || || ||




Category 2 & 3 medical has and vacuum systems are allowed to be ________ on
|| || || || || || || || || || || || || || ||




the amount of compressors and vacuum pumps - ✔✔Simplex
|| || || || || || || ||




Category 2 oxygen piping shall be at least 1 size larger than piping for _______?
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- ✔✔Nitrous oxide
|| ||

, 2


Category 3 gas-power device supply systems, vacuum systems and scavenging
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systems. The initial tests shall be performed before the final tests shall be
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conducted by ______. - ✔✔Installer, representative of the system manufacturer,
|| || || || || || || || ||




medical gas system verifier 6030
|| || || || ||




Category 3 piped gas and vacuum systems only ______ shall be permitted. -
|| || || || || || || || || || || || ||




✔✔Minimal or no sedation || || ||




Category 3 vacuum source equipment shall be obtained from, and be installed
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under the supervision of the __________? - ✔✔Manufacturer, supplier, who is
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familiar with its installation, operation and use
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Category 2 & 3 medical gas systems are required to have how many alarm
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panels? - ✔✔1 || ||




Cylinders in service and in storage shall be __________ secured and located to
|| || || || || || || || || || || || ||




prevent falling or being knocked over. - ✔✔Individually
|| || || || || || ||




Dental air sources for a compressor intake located inside the building shall be
|| || || || || || || || || || || || ||




located within a space where no _______ are stored or used. - ✔✔Chemical
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based materials, patient medical treatment, discharge from category 3 vacuum
|| || || || || || || || || ||




system



Dental applications that use flexible connectors shall have a gauge pressure
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rating not less than _______ - ✔✔1000 psi
|| || || || || || ||

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