Siemens Servo Ventilator 300, Service Manual

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2 Siemens-Elema AB E382 E380E 061 01 03 01
Servo Ventilator 300/300A
General
• Unless stated otherwise, the information
in this Service Manual is valid for:
– Servo Ventilator 300 (SV 300)
– Servo Ventilator 300A (SV 300A).
• The documentation for the Servo
Ventilator 300/300A consists of:
– Operating Manual
– Service Manual
– Circuit Diagram
– Spare Parts Catalogue
– Reference Manual, Computer Interface
• The Operating Manual is an indispens-
able complement to the Service Manual
for proper servicing.
• In addition to the Important information
given here and in the related documents,
always pay attention to applicable local
and national regulations.
• Responsibility for the safe functioning of
the equipment reverts to the owner or
user in all cases in which service or
repair has been done by a non-
professional or by persons who are not
employed by or authorized by Siemens,
and when the equipment is used for
other than its intended purpose.
• Data on internal pressures in the Servo
Ventilator 300/300A are given in Pa (bar).
Airway pressures are given in cm H
2
O.
1 hPa = 1 mbar 1 mbar = 1 hPa
1 kPa = 10 mbar 1 mbar = 0.1 kPa
1 kPa = 0.01 bar 1 bar = 100 kPa
1 kPa
i
10 cm H
2
O 1 cm H
2
O
i
0.1 kPa
1 kPa
i
0.01 at 1 at ³ 100 kPa
1 kPa
i
0.01 kgf/cm
2
1 kgf/cm
2
i
100 kPa
1 kPa
i
0.01 kp/cm
2
1 kp/cm
2
i
100 kPa
1 kPa
i
0.145 psi 1 psi
i
6.9 kPa
Calibration and functional check
• After any service intervention in Servo
Ventilator 300/300A, perform a
Calibration and Functional check
according to instructions in the
Operating Manual.
Hazard notices
• Before disassembling or assembling the
Servo Ventilator 300/300A, make sure
that the:
– Gas supply is disconnected.
– Mains power cable is disconnected.
– Mode selector is set to Ventilator off.
If the mode selector is set in any other
position, the internal battery will
supply power to the PC boards.
– The back-up batteries are disconnec-
ted when the power section is open.
– All gas conveying parts are cleaned
according to instructions in the
Operating Manual.
Service
• When working with ESD sensitive
components, always use a grounded
wrist band and a grounded work surface.
Adequate service tools must always be
used.
• Some parts in the Servo Ventilator 300/
300A are comprised by a spare parts
exchange system. Your local Siemens
representative supplies factory
calibrated and tested exchange parts as
well as other spare parts indicated in the
spare parts catalogue.
Important
Important