Maggi BORING SYSTEM 23 - Page 43

Pag. 36 MAGGI TECHNOLOGY - BORING SYSTEM 23 - REV00
THE HOLE IS NOT ACCURATE
PROBABLE REASON ACTION
- the drill is not locked properly
- the drills are worn
- the working part is not properly fixed
 Check locking. If it is correct to call the service
department
 Replace or call the service department
PROBABLE REASON ACTION
 incorrect leveling of the piece
 the drills are worn
 the drills turn backwards
 Check correct leveling of the piece
 Replace drills
 Invert the electrical connection of the machine (contact
the assistance service)
BURN-TRACES DUE TO DRILLS
DRILLED PIECES ARE NOT PARALLEL TO THE REFERENCE BAR
DIFFICULTY IN TURNING THE HEAD
THE WORKING PIECE IS NOT BLOCKED BY THE SAFETY CLAMP
PROBABLE REASON ACTION
wrong parallel set-up of drills related to the
reference bar.
 Check the drills with respect to the stop and the
parallelism of the line of the tips of the head
PROBABLE REASON ACTION
the drilling head does not reach or has
difficulty to reach other positions
 check the hinge and the stem of the tilting piston
PROBABLE REASON ACTION
 Low pneumatic pressure
 Wear of the pressing blocks in contact with
the piece
 Slippery work surface
 Check the pneumatic pressure level of the system
 Check the correct operation and integrity of the
pneumatic connections
 Check the correct operation of the pressure cylinders
 Clean the work surface