SECTION 18—FLOWMETER
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SECTION 18—FLOWMETER
NOTE: Refer to Recycling Information following local governing ordinances and recycling plans
regarding disposal of the concentrator or components.
Replacing Flowmeter
DANGER
To prevent electrical shock, ALWAYS disconnect concentrator from electrical
outlet before servicing.
1. Turn power Off (O) and unplug the unit.
2. Remove cabinet. Refer to Removing Cabinet on page 25.
3. Remove control panel. Refer to Removing Control Panel on page 50.
4. Label the location of the tubing for accurate replacement after new flowmeter is
installed.
5. Remove palnuts that secure flowmeter to the control panel.
6. Remove flowmeter from front of control panel.
7. Install new flowmeter reversing steps 4-5.
8. Reinstall control panel. Refer to Removing Control Panel on page 50.
9. Run unit and inspect for leaks. Refer to Leak Test on page 71.
10. If no leaks detected, turn power Off (O) and unplug the unit.
11. Reinstall cabinet. Refer to Removing Cabinet on page 25.
FIGURE 18.1
Palnuts
Control Panel
Flowmeter
Barbed Fittings
(Back of
Flowmeter)
Flowmeter
NOTE: Both flowmeters for the 5 liter and 9 liter will replace in the same manner.
