Stephan Alia - Yearly; Yearly Maintenance Basic Unit

®
6 Checks and maintenance
© F. Stephan GmbH SA-112-0106V1.0-WEM-GB 55
6.3 ½ yearly
To sustain perfect functioning of the A
LIA ventilator, maintenance must
be carried out at ½ yearly intervals.
This also includes replacement of all wear parts:
6.3.1 ½ yearly maintenance basic unit
In the basic A
LIA device, all O-rings exposed to mechanical load must be
replaced every 6 months.
These are the O-rings at the connection fittings of the patient part, the
pneumotachograph and the seals of the connection tubes.
It is not compulsory to open the device.
The rechargeable battery used in the A
LIA ventilator must be checked for
sufficient capacity every 6 months.
It must be replaced at the latest every 3 years.
To remove the rechargeable battery, open the flap on the bottom of the
ventilator.
Fig. 44: Battery flap on the bottom of the A
LIA
O-rings and seals
Rechargeable battery