User`s manual

The value at 9 should be the same (within 0,2 mm/m) as at 4 if the level for
this axis is correctly adjusted. Any difference is divided by two and then
added to the lowest of these values, which results in the value R.
Adjust to the R value using the micrometer screws.
Check the zeroing, zero again and re-adjust to R if necessary.
Zero the level with the tool.
Turn the T210 90°.
Turn the turret as shown.
Zero the level with the micrometer screws.
Adjust to the R value using the micrometer screws.
Check the zeroing.
Zero the level with the tool.
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