Dräger Savina 300 Guide

Technical Documentation IPM
Savina 300
Intensive Care Ventilator
Warning
All servicing and/or test procedures on the
device require detailed knowledge of this docu-
mentation. Use of the device requires detailed
knowledge and observance of the relevant
Instructions for Use.

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Table of contents
Table of contents
General 5
General notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Function descriptions 9
Block diagram and functional principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Electronic assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Control panel with TFT colour display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Pneumatic assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Maintenance instructions 31
Disassembling/assembling the device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Replacing the microfilter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Replacing the dust filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Replacing the O2 sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Replacing the diaphragm of the expiratory valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Replacing the internal batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Replacing the external batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Replacing the consumables in the O2 gas inlet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Annex 71

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General
This chapter contains general notes and definitions that are important for the
use of this documentation.
General notes .................................................................................................................................... 6

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General
General notes
General notes
Notes on use Read through the following notes thoroughly before applying this documenta-
tion.
Dräger reserves the right to make changes to the device and/or to this docu-
mentation without prior notice. This documentation is intended solely as an
information resource for experts.
Copyright and other pro-
tected rights
The content of this documentation, in particular its design, text, software,
technical drawings, configurations, graphics, images, data and their selection
and its composition and any amendments to it ("content") are protected by
copyright. The content must not (in whole or in part) be modified, copied, dis-
tributed, reproduced, republished, displayed, transmitted or sold without the
prior written consent of Dräger.
Definitions
WARNING!
A WARNING statement provides important information about a potentially
hazardous situation which, if not avoided, could result in death or serious
injury.
CAUTION
A CAUTION statement provides important information about a potentially
hazardous situation which, if not avoided, may result in minor or moderate
injury to the user or patient or in damage to the medical device or other
property.
NOTE
A NOTE provides additional information intended to avoid inconvenience
during operation and/or servicing.
Inspection = Identification of actual condition
Maintenance = Measures to maintain the speci-
fied condition
Repair = Measures to restore specified
condition
Servicing = Inspection, maintenance, repair

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General
General notes
General safety precautions Read through each section thoroughly before beginning servicing. Always
use the correct tools and the specified test equipment. Otherwise the device
may not work correctly or may be damaged.
WARNING!
Improper servicing
If the medical product is not properly serviced, the safety of the patient
and/or the operator may be put at risk.
– Have the medical product checked and maintained on a regular basis
by appropriately qualified experts, otherwise the proper functioning of
the device may be compromised.
– Have repairs to the medical product carried out only by personnel who
have undergone product-specific Dräger training.
NOTE
Dräger recommends entering into a service contract with DrägerService
and having all repairs likewise carried out by DrägerService.
WARNING!
Replacement parts not certified by Dräger standards
Dräger cannot guarantee or confirm the operational safety of third-party
replacement parts used on the device.
– Use only replacement parts certified to Dräger standards for servicing
of the device, otherwise the proper functioning of the device may be
compromised.
– Pay attention to the „Servicing“ section of the Instructions for Use.
WARNING!
Non-conforming test values
If test values do not conform to specifications, the safety of the patient may
be put at risk.
– Do not put the device into operation if test values do not conform to
specifications.
– Contact your local service organization.
WARNING!
Impermissible modifications to the device
If impermissible modifications are made to the device, the safety of the
patient may be put at risk.
– Do not modify the device without Dräger's permission.
WARNING!
Risk of infection
The device may transmit pathogens following use on the patient.
– Before carrying out any servicing, ensure that the device and its com-
ponents have been handed over by the user cleaned and disinfected.
– Service only cleaned and disinfected devices and device components.

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General
General notes
WARNING!
Risk to patients
– Ensure that no patient is connected to the device before starting main-
tenance or repair work.
NOTE
Where reference is made to legislation, regulations and standards, in
respect of devices used and serviced in Germany they are based on the
laws of Germany. Users and technicians in other countries must comply
with their national laws and/or international standards.

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Function descriptions
This chapter contains descriptions of the device's technical functions.
Block diagram and functional principle .............................................................................................. 10
Electronic assembly ........................................................................................................................... 12
Control panel with TFT colour display................................................................................................ 18
Pneumatic assembly.......................................................................................................................... 20

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Function descriptions
Block diagram and functional principle
Block diagram and functional principle
Introduction The following text sets out the block diagram and the functional principle of
the Savina 300.
Block diagram
Fig. 1 Block diagram Savina 300