The master alarm system shall activate when the pressure in the main supply lines increase or decrease by _________ percent.

Piping for category 3 positive-pressure medical gases shall be cleaned for oxygen service, delivered plugged or capped and shall be hard-drawn, seamless copper ASTM _______.

The pressure in the main line of each medical gas system, the operation and condition of the source of supply and the reserve source (if any) shall be monitored at the _____________ alarm.

The factory installed tubing on station outlets/inlets shall extend no further than ______ from the body of the terminal.

A ________ device is used for connecting the outlets of one or more gas cylinders to the central piping systems.

Natural ventilation shall consist of two non-closable louvered openings, each having an aggregate free opening area of at least ___________.

Category 1 medical-surgical vacuum systems shall activate which alarm when the backup or lag pump is running?

When the medical-surgical vacuum pump(s) in operation is (are) incapable of adequately maintaining the required vacuum, additional pumps shall be _________ activated.

Station outlets/inlets installed in manufactured assemblies shall connected to the ________ by _________.

Category 1 medical-surgical vacuum sources shall consist of an automatic means to prevent __________ through any off-cycle vacuum pump.

While brazing medical-gas copper joints, a purge gas shall flow continuously to prevent the formation of copper oxide on the inside surface of the joint. What shall be used as a purge gas?

Aftercoolers, where required, shall be provided with individual _________.

One of the master alarm panels shall be located in the office or work space of the individual responsible for the maintenance of the medical gas piping system. Where shall the other alarm be located?

Receivers for medical air shall be equipped with _____________.

Distribution piping for support gas systems (nitrogen and instrument air) shall be __________ type “L” copper tube.

Medical support gas, nitrogen or instrument air is used to operate____________.

Categories shall be determined by following and documenting a defined risk assessment procedure.

What source shall not be used to power the venturi of a WAGD system?

The installer shall determine that no cross connection exists between the various medical gas and vacuum piping systems. With all systems reduced to atmospheric pressure, the one system being tested shall be charged with ____________ at a gage pressure of ________________.

When vented to the outside, relief valve vent lines shall be labeled in any manner that will distinguish them from the medical gas pipeline.

In-line shutoff valves shall be permitted to be installed to isolate or shut off piping for servicing of individual rooms or areas.

A variant on the cryogenic liquid container manifold shall be permitted to have three headers. Such a variant shall have a minimum of __________ connections required for each of the primary and secondary headers.

There shall be a zone valve immediately outside of anesthetizing location of__________________.

If a nonmetallic flexible connector is being used in a category 1 health care facility to connect the manifold to the gas distribution piping, what is maximum length permitted for the flexible connector?

A shutoff valve shall be placed at the immediate connection of each system to the distribution piping system. What is the name given to the valve?

The zone valve shall not be located in a room with station outlets/inlets that it controls, such that a wall intervenes between the valve and outlets.

What device automatically reduces gas under high pressure to a usable lower working pressure?

Manufactured assemblies employing flexible hose shall have the minimum burst pressure of____________.

Nitrous oxide and carbon dioxide using cylinders or portable containers shall be prevented from reaching temperatures lower than___________.

The master alarm system shall consist of two or more alarm panels, a centralized computer system shall not be permitted to be used as a substitute for one of the required master alarm panels.

Metallic flexible joints shall be permitted in the pipeline for expansion joints, seismic protection, thermal expansion, or vibration control. They shall be as the following:

Cylinders in service and in storage shall be ____________ secured and located to prevent falling or being knocked over.

Category 3 vacuum source equipment shall be obtained from, and be installed under the supervision of the ______________?

Medical air compressors that are designed to separate the oil-containing section from the compression chamber shall be provided with a coalescing filter with a ____________.

Medical air compressor systems shall have a (n) _____________ means to prevent backflow through all off-cycle compressors.

For medical-surgical vacuum systems, piping shall be hard-drawn, seamless copper tube type _________.

To assure that all ambient air has been removed from the pipeline prior to brazing, a (n) ______ shall be used to verify the effectiveness of the purge.

A system of non-interchangeable medical gas and vacuum connectors they shall comply with __________________ for low pressure connections for medical gas applications.

The minimum backfill cover for buried piping shall be 36", except that a minimum cover shall be reduced to ________ where there is no potential for damage from surface loads.

Instrument Air system that employ a standby header shall be permitted to have a simplex cooler and dryer. Where a standby header is provided, a ___________ shall be installed to prevent backflow.

All medical gas alarm systems shall have a (n) _________ audible indication for each condition monitored.

During the initial pressure test, the source shutoff valve shall remain closed and the test pressure for pressure gases shall be 1.5 times the system working pressure, but not less than _____________.

Alarm panels and shutoff valves labeling shall be __________ when modification are made, changing the areas serviced.

Piping shall not be installed at which of the following locations?

Which of the following systems shall not be permitted to be located in an outdoor enclosure?

What is the name given to the shutoff valve installed on all lateral branch piping from a main or riser?