Operator’s manual for the Pentruder MD1 Modular Drill System with MDU9 Modular Drive Unit - Original instructions
Page 29
4.6.3
Mounting of Spindle unit - ST3
Spindle unit ST3 and gearbox MG41.
1. Clean the coupling cones thoroughly.
2. Mount the spindle unit on the gearbox and tighten the screws to 100Nm.
Please see the chart on page 49 for gears and spindle speeds and page 50 for peripheral speeds with
different sizes of drill bits.
4.6.4
Mounting of extension adapter
1. Mount the extension adapter on the quick couplings on the carriage. Screw the clamp screw into
the nut on the carriage. Don’t over tighten as the thread in the nut can be damaged.
2. Fit the gearbox.
Note: The adapter can be mounted in two positions. In the picture below the adapter is mounted in the
“lower position”.
Extension adapter ERMD1 mounted between carriage CE1 and gearbox MG41
Clamp screw
Coupling cones