Installation At The Transformer Factory; Removal Of The Lower Draw Rod With Bottom Contact From The Bushing - ABB GOE 2600 Installation And Commissioning Manual

4.4 Installation at the transformer factory

4.4.1 Removal of the lower draw rod with bottom contact from the bushing

Overview
The bottom contact is usually installed in the bushing when it is delivered from Hitachi ABB Power Grids,
the first step at the transformer factory is thus to remove it.
4 Lower draw rod
33 Bushing
35 Upper draw rod
36 Bottom contact
39 Lower joint
Procedure
1. Install the shaft (37) of the hydraulic jack on the
draw rod (35), and put the box-spanner (13) on
the shaft (37) .
24 Installation and commissioning guide
1ZSC000563-AAF EN, REV. 4, 2021-06-23