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BT37 MarkII: Service Manual MA200606 1.0.0
Operation
Three tube system
1. The three tube system uses an adapted tube block that seals the large opening
towards the front of the chamber lid.
Refer to the Three tube bottle humidifier section for details on how to change the
bottle.
7. Select Bottle change completed? when the new humidifier has been installed.
8. Look through the liquid level indicator and ensure bubbles can be seen. See
Checking the liquid level indicator .
9. Ensure both status indicators are green.
10. If you removed any samples, you can now replace them.
Important
Keep the humidifier lid shut during normal operation.
2.3.1
Single tube bottle humidifier
1. Inspect the bottle and tubing. Do not use if the tubing is kinked or damaged.
2. Fill the bottle with 125 mL of sterile, distilled water.
3. Remove the cap from the luer fitting on the inlet tube and replace with the filter.
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