Chapter 12 - Troubleshooting Fresh Gas Delivery Failure
194 Apollo Operator’s Manual
Part Number: 90 38 237, 5th edition
Fresh Gas Delivery Failure
Figure 162. Gas Mixer Failure
If the fresh gas mixer fails, the following message is
displayed in the status field on the screen: “GAS
MIXER FAIL” and the numerical values for the fresh-
gas flows appear grayed out to indicate that they
may be inaccurate.
The current ventilation mode remains active.
• Close N2O and air flow control valves
• Check vaporizer setting
• Set O2 flow to the desired level using the total
flow meter
•
Note: Refer to the total flow meter for approximate
flow (see the Specifications section of the
manual for accuracy).