Chapter 7 Operation and Ventilation Setting
Warning
◆
Before clinical use, check that all connections are secure and the pre-operation tests are
completed. If any tests failed, do not use the system. Contact the service engineer for repair.
7.1 Input Fresh Gas
7.1.1 N
2
O, O
2
, Air Input Settings
1. Check each gas supply connection and pressure.
2. Gas flow values are shown on the respective flow meter.
3. The O
2
and N
2
O flow controls are linked:
a) Increase the N
2
O flow. The O
2
control will increase the O
2
flow, to maintain the O
2
concentration
in the mixed gas above 25%.
b) Decrease the O
2
flow. The N
2
O flow will decrease, to maintain an O
2
concentration greater than
25% in the mixed gas.
7.1.2 Vaporizer and Anesthetic Agent Setting
Follow the instructions in the vaporizer user manual.