SECTION 24—ALARM TEST
83
Perfecto
2
™
FIGURE 24.2
Oxygen Sensor
NOTE: For this procedure, refer to FIGURE 24.3 on page 84.
Alarm sequence occurs when concentration levels fall below a preset value, typically 73%
± 3% or 85% ± 2%. This failure indicates a catastrophic failure of any component
mechanical or electrical.
1. Turn unit on ( ). Set output flow at 5 L/min.
2. Monitor the O
2
level.
3. With the O
2
level greater than 85% after five minutes, the GREEN
panel indicator light
will remain illuminated.
In-Line Connector
Location of In-Line
Connector
I/