Chapter 8
Performance Verification
1049766 Rev A V60 Ventilator Service Manual 8-35
8.5.10 Power Fail (Test 10)
This test verifies the integrity of the power fail alarm.
Required equipment:
• 0.25-in. test adapter.
If the internal battery is installed:
1. Turn ventilator power off and disconnect power cord from AC outlet.
2. Disconnect the internal battery from the ventilator.
3. Reconnect the power cord to the AC outlet.
4. Connect a 0.25-in. test adapter to the gas outlet port.
5. Turn the ventilator on in normal ventilation mode.
6. With the ventilator operating on AC power, unplug the power cord from
the AC outlet.
7. Verify that the audible alarm sounds and start a stopwatch. After 2
minutes, verify that the audible alarm is still sounding.
8. Press and hold the On/Shutdown button for about 5 seconds to turn
ventilator power off, then verify that the audible alarm is silenced.
9. Reconnect the internal battery to the ventilator.
10. Plug the ventilator into an AC outlet and verify that the battery icon
changes to the AC icon.
11. The power fail alarm test is complete.
If the internal battery is not installed:
1. Connect a test adapter to the gas outlet port.
2. Turn the ventilator on in normal ventilation mode, then unplug the
power cord from the AC outlet.
3. Verify that the audible alarm sounds and start a stopwatch. After 2
minutes, verify that the audible alarm is still sounding.
4. Press and hold the On/Shutdown button for about 5 seconds to turn
ventilator power off, then verify that the audible alarm is silenced.
5. The power fail alarm test is complete.
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