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108
Siemens-Elema AB
E382 E380E 061 01 03 01
Service procedures
Servo Ventilator 300/300A
Resetting the trend data
memory and real time clock
The trend data memory and the real time
clock in the SV 300 is used by e.g. a Servo
Screen 390 connected to the SV 300.
Note
– When resetting the memory, all
information stored in the trend data memory
as well as time and date setting will be lost.
Resetting procedure
” for detailed disassembling and
assembling instructions.
• Disconnect and prepare the ventilator as
described in chapter ”3. Disassembling
and assembling”, section ”
• Make the battery on the upper part of
PC1587 accessible.
• Disconnect backup power supply to
PC1587 during at least 30 seconds by:
– Disconnecting the battery cable at
battery connector P1
or
– Removing the jumper J1 located close
to the battery connector.
Both methods have the same effect.
• Connect the battery or jumper.
• Assemble the control unit.
• Connect mains power and gas supply to
the ventilator.
• Set the Mode selector to ”Volume Control”
(”Volume Control/Support” on SV 300A).
• Wait approx. 30 seconds and make sure
that no ”Technical error” information is
shown in the ”Alarm and messages”
display.
• Set time and date using e.g. a Servo Screen
390 connected to the port N82 on SV 300.
Replacing the battery on
PC 1587 Computer Interface
Normal service interval for exchange of the
battery is approx. 5 years.
The battery backs up the trend data memory
and the real time clock when the SV 300 is
switched off.
Note
– When the battery is disconnected,
all information stored in the trend data
memory as well as time and date setting
will be lost.
Replacing the battery
” for detailed disassembling and
assembling instructions.
• Disconnect and prepare the ventilator as
described in chapter ”3. Disassembling
and assembling”, section ”
• Remove PC1587 from the control unit.
• Replace the battery on PC1587. Attach
the new battery to the PCboard with a
cable tie.
• Assemble the control unit.
• Connect mains power and gas supply to
the ventilator.
• Set the Mode selector to ”Volume Control”
(”Volume Control/Support” on SV 300A).
• Wait approx. 30 seconds and make sure
that no ”Technical error” information is
shown in the ”Alarm and messages”
display.
• If the real time clock in SV 300 is used, set
time and date. This can only be done by
using e.g. a Servo Screen 390 connected
to the port N82 on SV 300.
Содержание Servo Ventilator 300
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