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MAINTENANCE
8.5.3 Opening of the turning device
* Turn the boom to its central position.
* Lower the oil of the turning device into the container by opening the drain plugs and the filler
plugs (1).
* Remove the cylinder pipes (2) and drain the oil in them into the container. The rack (3) and the
support bearing of the rack (4) can be removed without lifting the column from its position.
* Column (5) can be lifted off, when the bottom flange (8), the locking ring of the lower end (6) and
the hoses passing through the columns are disconnected. The column can be lifted off without
removing the tilt cylinders and the racks.
* The assembly is done in reverse order, and finally the turning device is filled with the 80W90 hy-
poid oil up to the oil eye (7).
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