3
1. Rotate the flow control knob
clockwise (decrease) to shut off
the flow. The ball should rest at
the bottom of the flow tube and not
move.
4
2. Rotate the flow control knob counter-clockwise (increase). The ball should
rise immediately after rotation is begun, and rise smoothly and steadily
with continued counter-clockwise rotation of the flow control knob. When a
desired flow is set, the ball should maintain a steady position.
3. Rotate the flow control knob counter-
clockwise (increase) until the ball reaches
the top of the flowtube. Continue to rotate
flow control knob counter-clockwise
(increase). With the 0 - 15 L/min model,
listen for and feel a large increase in
delivered gas flow. With the Lo-Flo 3.5
model, there should be little change in
sound and feel when the flow control knob is
fully opened.
4. Rotate the flow control knob clockwise
(decrease) to shut off the flow.
5. Power Outlet models only:
⚠ WARNING: Tubing nipple connection to the power outlet is for
Use Checkout Procedure ONLY, NOT for therapy use.
Attach an appropriate high-pressure hose to the power outlet fitting. Gas
must flow freely through the hose. Gas will escape while connection is
made. Gas must flow freely.
Remove the hose. Gas flow must stop and there should be no leaks.
Patient Setup
1.
If not previously done, connect the Pressure Compensated Flowmeter
adapter to the appropriate gas supply.
2.
Make sure the Pre-Use Checkout Procedure has been performed.
3.
Attach a therapy device or a tubing nipple to the fitting port of the flowmeter.
Attach connective tubing.
6700-0363-000
(Rev. 10) 08/2020
Operation
the Pre-
7