Respironics ESPRIT, Руководство по обслуживанию, Страница: 317 / 329

Appendix A
REF 580-1000-02 G Esprit® Ventilator Service Manual © Respironics, Inc.
A-23
Heated Filter
(Test 12, Step 2)
Once the operator acknowledges that the exhalation limb is disconnected, the
system establishes 100 LPM air flow, and again measures pressure at PT3.
The second reading is subtracted from the first to calculate the back pressure,
which must be between 5 and 15 cmH
2
O.
Diagnostic code 3127 indicates an out of range back pressure (<5 cmH
2
O or
>15 cmH
2
O difference from reading with exhalation limb attached).
Red = air flow
Blue = O
2
flow
Black = no flow