System inspections shall be performed prior to concealing piping distribution systems in ________.

• walls

• ceilings

• chases

• any of the listed locations

Which of the following does NFPA 99 consider NOT an acceptable qualification for an individual performing maintenance on a Category 1 medical gas system?

• ASSE 6010

• ASSE 6030

• ASSE 6040

• Documented training program

Master alarm panels shall NOT communicate ___________ to the alarm initiating devices they monitor.

• directly

• indirectly

• directly or indirectly

• there is no specification in NFPA 99

Threaded joints shall be made up with ________________ recommended for oxygen service.

• polyvinylchloride tape

• potlytetrafluoroehtylene tape

• polypropylene tape

• polyimide tape

Receivers for medical air shall be equipped with ____________.

• Relief valves

• Automatic and manual drains

• Sight glass

• All of the equipment listed is required

The cryogenic fluid central supply system shall have a local signal that visibly indicates the operating status, and an indicator at all master alarms, when or at a predetermined set point before the main supply falls to an average day’s supply indicating ____________.

• system failure

• maintenance needed

• low contents

• secondary in use

The master alarm system shall include an indication when the pressure in the main line increases or decreases _______ % from normal oprating pressure.

• 10

• 20

• 30

• 50

Which of the following is not prohibited, throughout medical gas and vacuum distribution pipeline systems?

• Flared and compression type connections

• Memory metal fittings

• Removable and nonremovable push-fit fittings

• Pipe-crimping tools used to permanently stop flow of piping

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 in the event of fire.

• 800º F

• 1000º F

• 1200º F

• 1500º F

Natural ventilation shall have the opening(s) located ________ and located to ensure cross ventilation.

• within 1 ft. of the floor

• within 1 ft. of the ceiling

• within 1 ft. of the floor and within 1 ft. of the ceiling

• there are no guidelines regarding placement of the opening(s)