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PHODS CHECKLIST INSERT
DISPLAY AND ALARM INFORMATION
Normal Operation
- Green
- When you set the unit to ON mode...you must wear your cannula or
facemask. Even though you are below the 8,000 feet threshold, the Apnea
alarm is "ON" and will detect that no one is breathing, causing the
alarm to activate with the flashing green
for up to 45 BPM (Breaths per Minute) in all active positions.
FLOW-FAULT ALARM
Coinciding with your inhalation, the OPC will produce a two second
flashing green
has stopped.
APNEA ALARM
Green
has not been detected within the past 30 seconds and will continue to
flash until breathing is resumed.
LOW BATTERY
The OPC provides 3 levels of low battery warning:
(1) Low Battery - 1 green
(2) Low Battery - 2 green
(3) Bad Battery ~ green
go into "lock-out" mode and no longer dispense oxygen.
BATTERY CHECK
When OPC is turned ON - green
audible alarm will sound - verifies the batteries and circuits are working.
If the batteries are low; green
valve will continue to cycle - replace batteries. Severely depleted
batteries will only flash the green
REGULATOR AND CYLINDER CHANGE OUT
1. To change out an empty or non-operational regulator and cylinder.
2. Close the handwheel on the cylinder in use.
3. Press the button on the CPC connector to disconnect the 90° QD fitting from the regulator.
4. Unsnap the cylinder retaining straps and remove the regulator and cylinder from the pocket.
5. Obtain a full cylinder from the qualified technician or from the mission kit while in flight.
6. Open the handwheel on the new cylinder and verify that it is full with the dial indicator reading in the
green. Turn off the cylinder valve.
7. Install the new cylinder in the pocket and attach the straps.
8. Push the 90° QD fitting into the CPC connector on the regulator.
9. Open the handwheel to pressurize the cylinder.
10. Check the OPC for flow and proper operation.
(Fig. 36)
PHODS Checklist Insert
LED single flash per breath during inhalation
O
2
O
LED to indicate that the oxygen flow from the regulator
2
O
LED (4 flashes) every two seconds to indicate that breathing
2
LED will single flash every 2 seconds.
LED will double flash every 2 seconds.
LED will flash continuously. The OPC will
Figure 36 Check List
O
LED. The unit is calibrated
2
O
LEDs will flash rapidly and an
2
LED will continue to flash & solenoid
LED.
25
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