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9.
Remove the draw rod nut (10).
10.
Pull down the draw rod from the bottom end of the
bushing, and disassemble it at the lower joint (39).
11.
Carefully look for damage at the bottom end of the bushing, and the inside of the center hole.
End of instruction
4.4.2 Installation of the small bottom contact (N1=4) in the transformer
Overview
40
Small bottom contact
Installation and commissioning guide
1ZSC000563-AAF EN, REV. 4, 2021-06-23
NOTE!
The draw rod will fall out of the bushing
if it is not in the horizontal position.
NOTE!
The upper thread (60) is locked with
thread-locking fluid grade 42.
NOTE!
As standard the thread joint (56)
between the draw rod and the bottom
contact is locked with thread-locking
fluid grade 42.
The guiding cone (62) is loose.
27
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