6 Fault elimination
Maschinenfabrik Reinhausen GmbH 202050 5788897/03 ENVACUTAP
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6.3.2 Installing the selector switch insert
1. Position the selector switch insert over the oil compartment and align it
such that the contact fingers on the switching segment are facing the ad-
justment marking on the on-load tap-changer head.
Figure33: Positioning the selector switch insert