Service manual

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94 Siemens-Elema AB E382 E380E 061 01 03 01
Disassembling and assembling Servo Ventilator 300/300A
Disassembling the power
section
Mains power inlet
• Separate the pneumatic section from the
power section as previously described.
• Remove the cover (1).
On older units: A small plastic cover
mounted with two screws (2).
On newer units: A big metal cover (as
illustrated) mounted with three screws (3).
An EMI-filter is attached to the cover with
a cable tie. Cut the cable tie if the cover
must be completely removed from the
power section.
• Disconnect the cables from the mains
power inlet.
• Remove the mains power inlet (4) from
the power section.
Transformer
• Separate the pneumatic section from the
power section as previously described.
• Remove the cover (1) from the mains
power inlet as previously described.
• Disconnect the transformer cables from
the mains power inlet.
• Disconnect the transformer cables from
the capacitor (2) and from the screw
terminal (3).
• Remove the nut (4), washer (5) and rubber
plate (6).
• Lift off the transformer (7).
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4
5
6
7
1
2
300-A37X
3
4
1
300-A36X
2