SECTION 19—HOUR METER
65
Perfecto
2
™
SECTION 19—HOUR METER
Replacing Hour Meter
DANGER
To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet
before servicing.
NOTE: For this procedure, refer to FIGURE 19.1.
1. Unplug unit.
2. Remove cabinet. Refer to Removing Cabinet on page 23.
3. Remove control panel. Refer to Removing Control Panel on page 54.
4. Remove and label the two hour meter connectors and wires connected to back of hour
meter.
5. Spread retaining clips on hour meter housing that secure hour meter to control panel.
6. Remove hour meter by pushing meter through front of control panel.
7. Install new hour meter reversing STEPS 4-6.
8. Reinstall control panel. Refer to Removing Control Panel on page 54.
9. Reinstall cabinet. Refer to Removing Cabinet on page 23.
FIGURE 19.1
Hour Meter
Connectors
Hour Meter
Wires
Hour Meter
Housing
Retaining Clips (Hour
Meter Housing)
Back of
Control Panel
Hour Meter