Check soda lime
The soda lime turns purple from the bottom upwards
when saturated with CO
2
. To monitor the amount of CO
2
absorption by the soda lime, the FiCO
2
value can be
displayed on the system screen (see page 50).
FiCO
2
is monitored during IPPV ventilation (default value:
adults 5 mmHg, neonates 8 mmHg; individually adjustable
from 0 to 10 mmHg). Change the soda lime after
2
/
3
of
the charge has changed colour. The colour may fade again
due to drying out after prolonged breaks.
Changing soda lime during operation
(filling container, see page 128)
●
Prepare a replacement soda lime container.
●
Switch off the Vapor.
●
Stop N
2
O delivery.
●
Set ventilator to »
MAN/SPONT
« and the pressure
limiting valve to »
SPONT
«.
1
Briefly turn the soda lime container anticlockwise and
pull it downwards.
●
Insert the replacement soda lime container from
below and turn clockwise as far as possible.
●
Reset the machine to previon settings.
●
Remove spent soda lime from the container.
Note hygiene regulations when dealing
with infectious patients - risk of infection!
Anaesthetic vaporizer
2
Handwheel with scale in % anaesthetic agent by
volume.
3
Zero button.
Locks in zero position (»
O
«) automatically when the
Handwheel is turned clockwise to the limit.
4
Locking lever.
To the left
:
Vapor is locked onto the plug-in system.
To the front
: Vapor is released and can be lifted off
the plug-in system. It must not be tilted
more than 45 degrees!
When using the connection for two Vapor units, the
Handwheel of the desired Vapor must first be released.
The second Vapor is then automatically locked.
3
Press zero button and turn handwheel
anticlockwise -
until required setting is reached.
41
Anaesthesia ventilation
Soda line
Anaesthetic
Vol. %
0
– MAX –
2
3
4
1
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