Sincro SK 225, Руководство по эксплуатации и обслуживанию, Страница: 28 / 40

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ENGLISH
7.4.3 Changing rotating diodes
Extract the rotor following the instructions at section
7.4.1
•Disconnect the diode bridge by extracting the connector
and 2 fast-on.
•Unscrew the screw and remove the diode bridge.
•Fit the new diode bridge by locking the screw with thread
adhesive and hook up the connector and 2 fast-on.
•Replace the rotor following in reverse the instructions
given at section 7.4.1
As an alternative the diode bridge can be changed by
merely removing the back shield as described in Changing
bearing.
7.4.4 Changing exciter rotor
Extract the rotor following the instructions at section
7.4.1.
Remove the snap ring.
Remove the bearing using a standard extractor.
Disconnect the diode bridge by extracting the connector
and 2 fast-on.
Unscrew the screw and remove the diode bridge.
Remove the exciter using an extractor.
Fit the new exciter using a press.
Replace everything following the instructions given in
sections 7.4.1 - 7.4.2 - 7.4.3 .
7.4.5 Replacing components and component
assemblies
When assembling after changing a part repeat the above
operations in reverse.
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8. CLEANING AND LUBRICATION
!
AVVERTENZA!
Any kind of cleaning work must be carried
out with the gen er at ing set shutdown and
the mains power shut off for the risk of
severe hazard for persons and objects.
Make sure that the generating set is shutdown and the
mains power is shut off before cleaning the outside of the
generating set with compressed air.
!
AVVERTENZA!
Never and for no reason whatsoever use
fl uids or water. Do not use compressed
air to clean internal electrical parts since
this could cause short circuits or related
problems.
9. DISMANTLING AND DISPOSAL
!
AVVERTENZA!
Only use qualifi ed specialists.
All material should be eliminated in compliance with statutory
regulations.
The generator does not present any particular risks or
hazards during dis man tling. To aid recovery of the material,
it is best to classify it by type (i.e. electrical parts, copper,
aluminium, plastic, etc.).