Siemens Servo i, Руководство по обслуживанию, Страница: 62 / 70

Siemens-Elema AB
Preventive maintenance Servo …
E382 E407E 061 01 01 02
7 - 8
7
Expiratory cassette
• Select Status / Exp. cassette on the User Interface.
Check the status of all expiratory cassettes used on
the Servo … System to be maintained. Inform the
customer if less than 10% of the cassettes expected
life length remains.
Barometric pressure
• Select Status / General on the User Interface.
Check that the Barometric pressure value shown on
the User Interface corresponds to the actual Baro-
metric pressure value at the local site. The value
shown on the User Interface may not differ more
than ±5% from the actual barometric pressure.
• If the value shown on the User Interface differs more
than ±5% from the actual barometric pressure, the
barometer in Servo … must be calibrated.
FSS is required, contact personnel authorized by
Siemens that have access to the FSS.
Gas supply pressure transducers
• Connect the gas supplies (Air and O
2
).
• Select Status / General on the User Interface.
• Disconnect the gas supply, one gas at the time.
• Check that the corresponding supply pressure value
in the Status-window drops.
Battery modules
• Check the status of the Battery modules used:
– Check the manufacturing date of the Battery
module. Manufacturing date is printed on the
battery label. The battery must be replaced after 3
years.
– Check that the battery housing is not damaged.
– Press the battery power symbol button and check
that the green LEDs are lit. All 4 LEDs must be lit if
the battery is fully charged.
If required, an extended check of the Battery modules
can be performed. This extended check is described in
chapter ”Service procedures”.