NFPA 99 6040 Practice Test 2026–2027 –
Questions, Answers & Complete Study Guide
The ASSE 6040 Standard applies to individuals who _______________ medical gas and vacuum systems.
A install
B perform inspections of new installations
C maintain
D verify - correct answers -maintain
At sea level the atmospheric pressure is 14.7 psia. What is the absolute pressure of a 50 psig (gauge
pressure) system at sea level?
A 64.7 psia
B 50 psia
C 34.7 psia
D 60 psia - correct answers -64.7 psia
Medical Gas _______________________________ shall be able to describe how to find and implement
manufacturer specific maintenance requirements for the medical gas and vacuum system components
per ASSE 6000 Annex D and CGA E.10.
A Supplier or Distributor
B Maintenance Personnel
C Authority having jurisdiction
D Verifier or Inspector - correct answers -Maintenance Personnel
1
,Medical Gas Maintenance Personnel shall be able to identify and describe the hazards resulting from
improper maintenance of medical gas and vacuum systems, including:
A Flow
B Cross Connections
C Contaminants
D All of the above - correct answers -All of the above
ASSE 6000 daily checks of bulk liquid systems include all of the following with the exception of
______________.
A Primary and Reserve (if equipped) Tank Contents
B Pressure Dew Point Temperature
C Leaks or Unusual Icing
D Proper pressure maintained - correct answers -Pressure Dew Point Temperature
Per ASSE 6000 Annex D typical maintenance procedures include _______________ checks of the
Medical Air Moisture removal system (after cooler, dryer drain, receiver drain, sight glass, etc.).
A Daily
B Weekly
C Monthly
D Annually - correct answers -Daily
Per ASSE 6000 Annex D the Medical Air __________ is typically checked daily.
A Dew Point Monitor
B Carbon Monoxide Monitor
2
, C Filter Condition
D Both A & B
E All of the above - correct answers -Both A & B
Typical monthly checks, per ASSE 6000 Annex D, of area alarms include all of the following except :
A Audible Signal
B Visual Signals
C Emergency Instructions
D Gauge Pressure Read Outs - correct answers -Emergency Instructions
Per ASSE 6000 Annex D, the medical air compressor intake location and filter condition should be
checked _______________.
A Daily
B Weekly
C Quarterly
D Annually - correct answers -Quarterly
Minimum Maintenance Schedule, per ASSE 6000 Annex D, should include annual checking of
________________ for Flow, Pressure/Vacuum, Damage, and Wear.
A All outlets & inlets
B All critical care outlets & inlets
C 50% of all critical care outlets
D Annual testing of outlets & inlets is not recommended - correct answers -All critical care outlets &
inlets
3
Questions, Answers & Complete Study Guide
The ASSE 6040 Standard applies to individuals who _______________ medical gas and vacuum systems.
A install
B perform inspections of new installations
C maintain
D verify - correct answers -maintain
At sea level the atmospheric pressure is 14.7 psia. What is the absolute pressure of a 50 psig (gauge
pressure) system at sea level?
A 64.7 psia
B 50 psia
C 34.7 psia
D 60 psia - correct answers -64.7 psia
Medical Gas _______________________________ shall be able to describe how to find and implement
manufacturer specific maintenance requirements for the medical gas and vacuum system components
per ASSE 6000 Annex D and CGA E.10.
A Supplier or Distributor
B Maintenance Personnel
C Authority having jurisdiction
D Verifier or Inspector - correct answers -Maintenance Personnel
1
,Medical Gas Maintenance Personnel shall be able to identify and describe the hazards resulting from
improper maintenance of medical gas and vacuum systems, including:
A Flow
B Cross Connections
C Contaminants
D All of the above - correct answers -All of the above
ASSE 6000 daily checks of bulk liquid systems include all of the following with the exception of
______________.
A Primary and Reserve (if equipped) Tank Contents
B Pressure Dew Point Temperature
C Leaks or Unusual Icing
D Proper pressure maintained - correct answers -Pressure Dew Point Temperature
Per ASSE 6000 Annex D typical maintenance procedures include _______________ checks of the
Medical Air Moisture removal system (after cooler, dryer drain, receiver drain, sight glass, etc.).
A Daily
B Weekly
C Monthly
D Annually - correct answers -Daily
Per ASSE 6000 Annex D the Medical Air __________ is typically checked daily.
A Dew Point Monitor
B Carbon Monoxide Monitor
2
, C Filter Condition
D Both A & B
E All of the above - correct answers -Both A & B
Typical monthly checks, per ASSE 6000 Annex D, of area alarms include all of the following except :
A Audible Signal
B Visual Signals
C Emergency Instructions
D Gauge Pressure Read Outs - correct answers -Emergency Instructions
Per ASSE 6000 Annex D, the medical air compressor intake location and filter condition should be
checked _______________.
A Daily
B Weekly
C Quarterly
D Annually - correct answers -Quarterly
Minimum Maintenance Schedule, per ASSE 6000 Annex D, should include annual checking of
________________ for Flow, Pressure/Vacuum, Damage, and Wear.
A All outlets & inlets
B All critical care outlets & inlets
C 50% of all critical care outlets
D Annual testing of outlets & inlets is not recommended - correct answers -All critical care outlets &
inlets
3
