Dräger Julian, Operating Instructions Manual

Page: 119 / 148

Cleaning /Replacing Cooling Air Filters
– Clean filters monthly
1 Remove all three cooling air filters from their holders.
●
Clean in warm water to which a detergent has been
added; dry thoroughly.
●
Insert cooling air filters into their holders without
creasing.
●
Replace cooling air filters after not more than one
year. Dispose of filters as domestic waste.
Replacing Water Trap
– When fill level reaches the mark
or
– when the message
CO
2
LINE BLK ! is displayed
(if the sample line is correctly installed and free of any
blockage).
●
Hold water trap by its ribbed surface and pull it out of
its holder.
●
Push a new water trap into the holder until it clicks
into place
●
Dispose of old water trap as domestic waste.
Replacing O
2
Sensor
– When the message
FIO
2
INOP! is displayed
or
– when the sensor can no longer be calibrated.
1 Unscrew sensor holder containing O
2
sensor.
2 Remove the spent O
2
sensor from the holder and
insert a new O
2
sensor.
1 Screw holder back in its place.
●
For disposal of spent O
2
sensors, see page 120.
Care
Maintenance
Operating Instructions Julian SW 3.n
119
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