Operating the removable voltage transformers
139-2021.9 / 07 NXAIR M 111
Maloperation
Turning the racking tool while racking the removable voltage transformers in the
voltage transformer compartment can cause damages.
Rack the removable voltage transformers always up to the end position.
Turn the racking tool only in stable end positions of the removable voltage
transformers.
To rack the removable voltage transformers, pull the racking tool as far as it will go (end
position).
Fig. 179: Pulling the racking tool to rack
Turn the racking tool 90° clockwise to lock the racking mechanism.
Fig. 180: Turning 90° clockwise to lock
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