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MED GAS EXAM QUESTIONS AND ANSWERS
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MED GAS EXAM QUESTIONS AND ANSWERS
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MED GAS EXAM QUESTIONS AND ANSWERSWhich of these three outdoor manifold enclosures are acceptable under the 2012 NFPA
99
Code?
Code?
a. X, Y, and Z
b. Y and Z only
c. Zonly
d. NFPA 99 does NOT state a requirement - Answers- C
Under which of these conditions shall the instrument air reserve header cylinders be
permitted to be stored with the instrument air reserve header cylinders be permitted to
be stored with the instrument air
a. The mechanical equipment room does NOT contain a boiler.
b. The medical air compressors are in the same room.
c. The only motor-driven machinery in the room is for the instrument air equipment.
d. The room is secured with lockable doors. - Answers- B
Riser valves are those valves located where?
a. Adjacent to the main riser downstream of any zone valve
b. Anywhere in the lateral branches of the piping system
c. In the main line adjacent to the base of the riser
d. In the riser adjacent to the main line - Answers- D
Installers of a Category 1 medical gas piped distribution system must be qualified in
accordance with ASS: 6010. What is the certification requirement for installers of a
Category 3 medical gas piped distribution system?
a. 6010
b. 6020
C.6030
d. Category 3 does NOT require certification. - Answers- A
12. In a facility where medical gas or vacuum systems are present and the failure of
such equipment or system is likely to cause imminent major injury or death to patients
or caregivers, the system shall be designed to meet which Category of requirements? -
Answers- 1
13. A facility is in the planning stages of installing an emergency oxygen service
connection (EOSC).
How many feet is the minimum amount of clearance required around this connection?
a. 1 foot
b. 3 feet
,c. 5 feet
d. Clearance must be 1-1/2 times the width of the auxiliary source for servicing the
system.' - Answers- 3 feet
14. Refer to Diagram I:
What is the name of the valve depicted at #5?
a. In-line
b. Main
C. Riser
d. Source - Answers- In-line
15. Refer to Diagram I:
Identify #7.
a. Dead end
b. Future valve
c. History valve
d. Zone Valve - Answers- Zone valve
16. Refer to Diagram I:
Identify #8.
a. Dead end
b. Future valve
c. History valve
d. In-line Valve - Answers- Future valve
17: Which of the following conditions must be met where medical gas and vacuum
systems are installed by non-certified personnel?
a. An installer certified to ASSE 6010 must be present to oversee the installation work.
b. An inspector certified to ASSE 6020 is present on the job site to inspect the
installation work.
c. The installer must be an employee of an authorized Medical Gas contractor and only
while an Installer certified to ASSE 6010 oversees the installation work.
d. Installation by anyone other than 6010 certified personnel is NOT permitted. -
Answers- D
When is the initial pressure test conducted by the Installer?
a. After blow down of the distribution piping
b. After installation of alarm sensors
c. Before blow down of the distribution piping
d. Before installation of station rough-in assemblies - Answers- A
those portions of systems intended to handle oxygen at pressures greater than 350 psi,
the interconnecting hose shall NOT containmaterials.
, a. Brass
b. Copper
c. Polymeric
d. Stainless steel - Answers- Polymeric
The tool shown here allows the installer to mechanically limit the makeup depth of the
fitting to be brazed. Under what conditions is this method permitted for the installation of
medical gas piping? - Answers- Where the limited make up depth is not less than
minimum cup depth per ANSI/ASME recommendations
Refer to Diagram II:
Medical Air Intake Location. Choose the minimum height (feet) required from finished
grade to the location at the capital letter "C'. (Diagram is not to scale.) - Answers- 20
feet
9. What is the standard gauge pressure (psi) for nitrogen gas service?
a. 15-30
b. 50-55
C. 160-185
d. Itvaries with the system type. - Answers- 160-186
10. Which of these is an NFPA 99 requirement for the labeling of pipes in a medical gas
system?
a. Color coding
b. Fixed label width
c. Label shall wrap completely around the pipe
d. Reflective label - Answers- Color coding
11. A wireless communication device is employed in a medical gas or vacuum waming
system.
Which type of supervision is required for this device?
a. A visual indicator shall be located in the maintenance officer or the engineering
department.
b. The device shall be installed at the medical gas or vacuum source.
c. The device shall be located at a nurse's station.
d. The device will be supervised such that failure of communications shall initiate an
alarm. - Answers- The device will be supervised such that failure of communications
shall initiate an alarm.
18. Wooden racks for cylinder storage may be permitted under which conditions?
a. The wood must be painted.
b. They are permitted with NO set conditions.
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