Pivot Adjustment; Drill Depth Adjustment; Adjusting The Drilling Clearance; Operation - Mafell DD40G Manual De Instrucciones


Turn the tool holding fixture 2 (Fig. 2) such that
the screws 3 are on top.

Unfasten the screws with the Allen key.

Pull off the drill bits 4 to the front.

Push the new drill bits into the tool holding
fixture up to the limit stop. Align the plain
surface of the drill bits with the screw holes.

Tighten the screws against the plain surfaces.

Check the drill bits' seat.
After the tool change, you have to
readjust the zero setting for the drill
depth.

Unfasten the wing nut 11 (Fig. 3)

Completely swing open the tilting stop 9.

Tighten the wing nut 11.

Place the machine with the swung open limit
stop onto a flat surface.

Push the motor casing 5 forward until the tip of
the drill bears on this surface.

Unfasten the wing screw 6.

Push the depth stop 7 up to the limit stop to the
top and tighten the wing screw.

Push the indicator 8 to zero.

4.5 Pivot adjustment

The tilting stop 9 (Fig. 3) can be
continuously adjusted in the range
from 0° to 90°. Three latching
positions facilitate a fast setting of
the angles 22.5°, 45° and 67.5°.

Unfasten the wing screw 11.

Tilt the tilting stop to the desired angle.

Retighten the wing nut.

4.6 Drill depth adjustment

The drill depth can be continuously
adjusted in a range between 0 - 37
mm (0 - 1 7/16in.) on the DD40G or
0 - 40 mm (0 - 1 9/16 in.) on the
DD40P.

Unfasten the wing nut 6 (Fig. 3)

Push the depth stop 7 to the desired value.

Retighten the wing nut.

4.7 Adjusting the drilling clearance

The edge clerance is continuously
variable between 7 and 40 mm
(9/32 and 1 9/16 in.).

Unfasten the wing nut 16 (Fig. 4)

Push the tilting stop 9 (Fig. 3) to the desired
scale value.

Retighten the wing nut.
With the rotating revolver limit stop 17 you can select
five firmly preset edge clearances:
6.5 mm, 8 mm, 9.5 mm, 11 mm, 12.5 mm (1/4 in.,
5/16 in., 3/8 in., 7/16 in., 1/2 in.)
5

Operation

5.1 Initial operation

Personnel entrusted to work with the machine must
be made aware of the operating instructions, calling
particular attention
instructions".

5.2 Switching on and off


Switching on: Push the switch 23 (Fig. 5)
forward until it engages.

Switching off: Push onto the rear end of the
switch. The switch jumps into off position.

5.3 Drilling according to tracing

The tilting stop 9 (Fig. 3) has three reference
markings. The reference markings on the left and
right each correspond to the centre of the drill.

Clamp the workpiece or prevent it from moving
by using the anti-slip mats supplied.

Position the machine on the workpiece and align
the machine by means of the reference
markings.

With your free hand, press the tilting stop
against the workpiece.
-18-
to the chapter "Safety