Section 18-Flowmeter; Replacing Flowmeter - Invacare IRC5PO2AW Service Manual

SECTION 18—FLOWMETER

Replacing Flowmeter

To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet
before servicing.
NOTE: For this procedure, refer to FIGURE 18.1 on page 63.
1. Unplug unit.
2. Remove cabinet. Refer to Removing Cabinet on page 23.
3. Note the location of the PVC tubing for accurate replacement after new flowmeter is
installed.
4. Remove control panel. Refer to Removing Control Panel on page 53.
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 53.
9. Run unit and check for leaks where 1/4‐inch PVC tubing engages flowmeter barbed
fittings. Refer to Leak Test on page 76.
10. Reinstall cabinet. Refer to Removing Cabinet on page 23.
Flowmeter Barbed
Fittings (Back of
Flowmeter)
Flowmeter
Control Panel
Part No 1154245
DANGER
FIGURE 18.1 Replacing Flowmeter
63
SECTION 18—FLOWMETER
Palnuts
™
Perfecto
2