Operator’s Manual LTV
®
Series ventilator Page 10-25
p/n 10664, Rev. Y
Exhalation Flow Transducer Differential Autozero - Narrow
Use this item to view the Exhalation Flow Transducer Differential Autozero – Narrow results and
schedule the Exhalation Flow Transducer Differential Autozero - Narrow to be run.
To view the Exhalation Flow Transducer Differential Autozero – Narrow results:
1) The previous results, FDn xxxx P, are displayed. The final P indicates the previous zero results
were within the required tolerance and the previous autozero passed. If a final F is displayed, the
previous zero results were outside the required tolerance and the autozero failed. An asterisk
indicates that an autozero is scheduled for the next breath.
2) Turn the Set Value knob to display the EXIT option.
3) Push the Select button.
To schedule the Exhalation Flow Transducer Differential Autozero - Narrow:
1) The previous results, FDn xxxx P, are displayed.
2) Push the Select button. An asterisk appears, the pass / fail indicator is removed from the display
and the autozero test is scheduled for the next breath.
3) After the autozero is run on the next breath, the new autozero value and the pass / fail indicator
are displayed.
If the autozero fails, it will be automatically rescheduled for the next breath.
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