MEDICAL AIR SYSTEM

• Inspected Medical Air source supply for design, installation, location, and identification.  
Sizing and Capacity                               Secondary/Reserve Source

• Inspected Medical Air Intake.
Location                                               Fresh Air Criteria

• Inspected dryers, filters, regulators, and pressure relief valve.
Dryer Capacity versus Demand             Regulator Location
Correct Values

• Inspected required source, main, and riser values.
Location/Labeling                                  Valve Handles Locked or Secure

• Tested all area and master alarm functions.

• Inspected proper pressure switch and area alarm sensor locations.

• Tested Medial Air system for gas concentration at source supply and outlets.
Allowable concentrations of 19.5-23.5% oxygen analyzed.

• Tested Medical Air for particulate contamination in at least 25% of zones.
Tested with a 0.45 micron filter device

• Tested source for dew point.

• Tested each Medical Air outlet for proper function, identification, adaptation, and mechanical integrity.
Identified leaking/malfunctioning outlets
Identified outlets delivering substandard pressure/flow rate

• Tested Medical Air zone shut-off zone valves for proper function, identification, and mechanical integrity.

• Checked Medical Air zone valves for proper gas identification labeling.

• Tested Medical Air system for operational pressures of 50-55 psi at each zone.

• Tested each outlet for operational pressure and flow rates.
All outlets shall deliver 3.5 scfm with a pressure drop of not more than 5 psi and
static pressure of 50-55 psi.
Critical Care outlets shall permit a transient flow rate of 6 scfm for 3 seconds.

• Tested Medical Air system components for leakage.

• Checked Medical Air system components for proper installation (i.e.: Brazing, Labeling,   
  Hanging, etc.)

• Checked for cross-connections.