Penlon AV-S, Service Manual, Page: 53 / 94

PRE-OPERATION PROCEDURES
5.1.12 Bellows Assemblies
CAUTION
Always ensure correct fitment of bellows (see
illustration above), and carry out a full function
test before clinical use, if a bellows is removed
and refitted.
1. Remove the bellows housing (1).
Twist carefully counterclockwise until
the bayonet tabs become free, then lift
up from the base (2).
2. Remove the bellows (3).
3. Refit the bellows and check for
correct assembly, as illustrated (4).
4. Fit the bellows housing by pushing
down, then twisting clockwise until the
bayonet tabs completely engage.
5. Function test the ventilator - section
5.3.1.
NOTE
If there is any malfunction, the ventilator must
NOT be used.
If the problem cannot be rectified, the ventilator
must be checked by a Penlon trained engineer.
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1
2
4
5
7
6
3
Paediatric Bellows Assembly
1. Remove the adult bellows housing
(1) - twist carefully counterclockwise
until the bayonet tabs become free,
then lift up from the base (2).
Remove the bellows (3).
2. Fit the paediatric adaptor (5) - press
the adaptor into the ventilator bellows
assembly base (2).
3. Fit the paediatric bellows (6) to the
adaptor.
Check for correct assembly, as
illustrated (4).
4. Fit the paediatric bellows housing (7)
to the base by pushing down, then
twisting clockwise until the bayonet
tabs completely engage.
5. Function test the ventilator - section
5.3.1.