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