Performance verification
Puritan Bennett™ 700 Series Ventilator System Service Manual
10070389 Rev. A
5-7
4.
Verify ventilator continues operating uninterrupted, that LOSS AC POWER alarm is
invoked, and that ON EXTERNAL BATTERY indicator (in VENTILATOR STATUS section of
UI) flashes.
5.
Disconnect external battery from ventilator.
6.
Verify ventilator continues operating uninterrupted and that ON INTERNAL BATTERY
indicator (in VENTILATOR STATUS section of UI) flashes.
7.
Plug ventilator power cord back into wall outlet.
8.
Verify ON INTERNAL BATTERY indicator turns off within three seconds and that
ON AC/BATTERY CHARGING indicator lights.
See Section 5.7 6.
9.
Press alarm reset key to clear CAUTION lamp and SWITCH INT BATTERY message.
5.6.3.2 Internal battery test
Perform this test only if the ventilator
does not
have an external battery connected.
1.
Plug ventilator power cord into wall outlet.
2.
Turn on power to ventilator.
3.
Unplug power cord from wall outlet.
4.
Verify ventilator continues operating uninterrupted, that LOSS AC POWER alarm is
invoked, and that ON INTERNAL BATTERY indicator (in VENTILATOR STATUS section of
UI) flashes.
5.
Plug ventilator power cord back into wall outlet.
6.
Verify ON INTERNAL BATTERY indicator turns off within three seconds and that
ON AC/BATTERY CHARGING indicator lights.
See Section 5.7 7.
7.
Press alarm reset key to clear CAUTION lamp and LOSS AC POWER message.
5.6.4 Backup alarm test
Tools needed:
• Watch or clock with second hand
• M3 x 12 POZIDRIV™* driver
1.
Verify connections between backup alarm and piezo alarm.
2.
Turn the power switch to the OFF position and remove AC power.
3.
If attached, disconnect the external battery.
4.
Locate the internal battery cover on the rear of the unit (Figure 8-52.)
NOTE:
Refer to the General repair safety instructions on page 8-1 and use applicable safety
precautions.
5. Remove the internal battery compartment access plate by removing four screws with
captive washers.
6. Slide out the battery part way, disconnect harness, and finish sliding the battery out.
7. Connect AC power to the ventilator and turn the power switch to the ON position. An
alarm will sound, indicating the absence of the internal battery.
8. Press the alarm reset key to reset the ABNORMAL RESET ALARM.
Summary of Contents for Puritan Bennett 700 Series
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