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Do not remove the hydrophobic filter along the tubing, TUBE C, which connects the
Air + CO
2
output Swift-Fit connector on the rear panel of the Control Unit to the
Inlet barb connector on the Humidifier bottle. Replace that filter every 6 months.
Contact Okolab for further information.
Avoid pinching and kinking of all tubing as it will hinder gas flow and may cause
condensation. It is recommended to periodically check tubing connections and gas
flow.
Pressure Gauge set up and use
Follow the direction of arrow on the rear of the Pressure Gauge for the correct Gas In-Out (See
Figure 7 below).
GAS IN
GAS OUT
Figure 7.Input and Output gas ports. See symbol on the rear of Pressure Gauge.
On the bottom of the unit there is a purging valve. Close it before operating the Pressure
Gauge. To close the purging valve -looking at the regulator vertically from the top knob- rotate
it counterclockwise. (See A and B in Figure 8). Now you can operate the Pressure Gauge.
