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Replacing the O
• Handle and dispose of sensors according to facility biohazard policies.
WARNING:
Do not incinerate.
• If changing an NO sensor while delivering NO to a patient, install the NO sensor
only when the NO high range calibration screen is displayed, otherwise there is
a risk that the system will shut down.
Figure 7-1
O
2
Figure 7-2
Figure 7-3
7-6
, NO and NO
2
NO
2
NO
Sensors
2
To replace any one of the three sensors:
Remove the rear sensor cover by turning the
two screws counterclockwise until loose
(see Figure 7-1).
Grasp the sensor to be replaced on both
sides and gently pull it from its socket
(see Figure 7-2).
• The shorting wire must be removed
Note:
from the NO
2
(see Figure 7-5).
• Make sure all of the sensor O-rings are
present and seated properly.
To install replacement NO or NO
the pins with the socket and press it into place
(see Figure 7-3).
To install O
sensor, remove the shorting button
2
and insert the contact end (open end with three
gold rings) into recess until it seats (no specific
orientation is necessary).
sensor before replacing
sensor, align
2
Part No. 20717 Rev-01
2014-07
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