26
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Set the drilling slide to the lowest position.
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Apply a suitable spindle on the drill and slide them on the
shaft of the motor then fix them with threaded pins.
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Set the required drilling depth roughly by using an empty pot.
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Drilling depth may be adjusted by shifting the rod in the
sleeve and fixing them to each other with the threaded pin.
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Then make a drilling test with pots filled up with soil and check
the drilling depth, readjust if necessary.
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When using soft plastic, grided or Jiffy pots, pressing force of
the press plate shall be set by using clamping pieces.