ABB GSBK Series Installation And Maintenance Manual page 24

5. Lower the bushing onto the transformer.
6.
When installing the bushing at the transformer
factory:
1. Make sure that the bushing is installed in the
correct orientation.
2. Make permanent markings (16) on the
bushing flange and the transformer turret.
7. Install the bolts and washers. Tighten the bolts in
a crosswise sequence.
• When installing the bushing at site, make
sure that the marking (16) on the bushing
flange lines up with the marking on the
transformer turret.
24
Torque
Refer to the transformer manufacturers
documentation.
Installation and maintenance guide
1ZSC000563-AAB EN, REV. 6, 2019-09-12