GE Carestation 620 User's Reference Manual page 127

2076152-001
• Do not close the regulator until all the adjustments have
been made.
10. Close the regulator.
11. Compare the measured values shown on the screen, by gas,
against the calibration gas cylinder value. If a gas needs
adjustment, select the gas to be adjusted. Use the ComWheel to
change the value until it matches the calibration gas cylinder
value. Push the ComWheel to confirm the change.
If a gas does not need adjustment, select the gas. Push the
ComWheel to confirm the value.
12. After all values are confirmed, the calibration result is displayed.
6 Airway modules
6-11