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90 Siemens-Elema AB E382 E380E 061 01 03 01
Disassembling and assembling Servo Ventilator 300/300A
Disassembling the control
section
PC boards PC 1587, PC 1605,
PC 1608 and PC 1616
• Remove the screws (1) and lift off the
control section lid (2).
• To remove any of the boards PC 1605 (3),
PC 1608 (4) or PC 1616 (5), grasp the
PC board and pull it out.
• To remove PC 1587 (6), first remove
PC 1608 as mentioned above. When
PC 1608 is removed, grasp PC 1587 and
pull it out.
Note – Before exchanging COM-PROMs
on PC 1587, always disconnect the power
supply from the battery on PC 1587.
See information regarding power supply
disconnection in chapter ”4. Service
procedures”, section ”Resetting the trend
data memory and real time clock”.
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300-A33X
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