Chapter 7
Testing, Calibration, and Performance Verification
REF 1029568 Rev B
BiPAP Focus Ventilator Service Manual © Respironics, Inc.
7-17
16. Allow pressures to stabilize for at least one minute, then note the
pneumatic calibration analyzer pressure reading; click
DECREASE
BLOWER SPEED
or
INCREASE BLOWER SPEED
onscreen
(Figure 7-15) to achieve a pressure of 4.00 cmH
2
O, then click
DONE
.
Figure 7-15: Increase/Decrease Pressure
17. Enter in the pressure reading from the analyzer and press
ENTER
on
the keyboard.
Figure 7-16: Entering Pressure Reading
18. The program prompts you to calibrate at various pressure levels using
the onscreen buttons to increase or decrease blower speed to achieve
the correct pressures.