Detach the lung-governed demand valve from the equipment
connector.
Activate the positive-pressure function of the lung-governed
demand valve.
Connect the SCBA to the medium-pressure testing hose.
Connect the lung-governed demand valve to the medium-pressure testing
hose.
Connect the medium-pressure testing hose to the tester.
Open the breathing-air-cylinder valves.
Attach the lung-governed demand valve to the equipment
connector.
Release pressure via the relief valve for 5 seconds.
Perform the test against the specifications provided by the equipment
manufacturer.
Do NOT attach the lung-governed demand valve to the equipment
connector for this test.
Connect the SCBA to the medium-pressure testing hose.
Connect the lung-governed demand valve to the medium-pressure testing
hose.
Connect the medium-pressure testing hose to the tester.
Connect the breathing-air cylinders.
Open the breathing-air-cylinder valves.
Briefly release pressure via the lung-governed demand valve.
Perform the test against the specifications provided by the equipment
manufacturer.
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