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4.2.2. Gas supply pipeline test
CAUTION: The operator should make sure gas supplies are correctly connected during
operation and there is no leak, wrong connection, or damage to the breathing circuit.
WARNING: The malfunction of the central gas supply system may cause one or even
all connection equipment connected with it to stop working.
1. Cut off the gas supply connection of the pipeline.
2. If the reading of the pipe pressure gauge is not zero, then:
⚫ Connect the O
2
supply.
⚫ Set the flow control in the middle range.
⚫ Make sure that the N
2
O pressure gauge is reset to zero.
⚫ Cut off the supply of O
2
.
⚫ Make sure that the O
2
pressure gauge is reset to zero. As the pressure decreases, it will
trigger an alarm of low gas pressure.
3. Connect the gas supply of the pipeline.
4. Confirm that the pipeline pressure is between 280~600kPa.
4.2.3. Vaporizer test
CAUTION: On the performance test of the vaporizer, please refer to the vaporizer user
manual in detail.
⚫ Make sure the vaporizer is steadily installed.
⚫ Make sure the vaporizer is locked.
⚫ Make sure only one vaporizer is available at a time.
⚫ Make sure the vaporizer is filled with adequate anaesthetic agent.
4.2.4. Alarm test
1. Connect a test lung to Y-piece.
2. Turn on the power switch.
3. Set the following items:
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