Chapter 4
4-8
BiPAP Focus Ventilator Service Manual © Respironics, Inc.
REF 1029568 Rev B
Periodic Maintenance
4. Attach the battery charging cable between a 9 V battery and the
internal battery (Figure 4-6).
Figure 4-6: Charging the Battery
5. Allow the two to remain connected for a minimum of 15 minutes.
6. Disconnect the battery charging cable and reinstall the BiPAP Focus
battery within 30 seconds.
7. Connect the ventilator AC power cord to wall power and turn the ON/
OFF switch
ON (I)
.
8. Confirm that the green
Battery Charging
LED lights (Figure 4-7). If
not, repeat the process from step 5 one additional time. If the
Battery
Charging
LED still does not light after a second attempt, replace the
battery.
Figure 4-7: Front Panel Battery Charging LEDs
9. Allow the battery to fully charge. Charging is complete when the
Battery
Charging
LED turns off, and may take 5 hours or longer.
NOTE:
A fully-depleted battery may require several charge cycles to reach full
capacity.
Internal
battery
9 V
battery
Battery charging
cable
P/N 1040421
U.S. front
International front
Battery
Charging
LED