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Pivoting the table, Fig. 11.1, 11.2
Tip: The inclination display (a) only serves as orientation
for a rough angular adjustment. For precision work suit-
able goniometers must be used.
1 To bring the table (3) to the inclined position, release
the table locking (b) and adjust the desired table angle.
Re-tighten the table locking.
Adjusting table height.
1 Loosen the table support lock handle (A).
2 Adjust the table (3) to the desired height.
3 Re-tighten the table locking (A).
Note: it is better to lock the table to the column in a posi-
tion so that the tip of the drill bit is just slightly above the
top of the workpiece
Installing drill bits.
1 Inser1 drill bit intc chuck (A) far enough to obtain
maximum gripping of chuck jaws (B). (When using a
small drill bit do not insert it so far that the jaws touch
the flutes -spiral grocves -of the drill bit. )
2 Make sure that the drill bit is centered in the chuck
before tightening the chuck w th the chuck key (C).
optional.
3 Tighten the drill chuck sufficiently, so that the drill bit
does not slip while drilling.
4 Turn the chuck key clockwise to tighten, anticlockwise
to loosen. Tighten the drill bit equally by using all three
holes in successicn. The drill bit can be release by
using one hole only.
Choosing speed and tensioning belt, Fig. 12
Note! Pull power plug!
1 You can set different spindle speeds on your pillar
drilling machine:
2 WITH THE SWITCH „OFF", open pulley cover.
3 Loosen the drive belt on the right side of the machine
head by unfastening the wing screws (d) on both sides.
Pull the right side of the motor in the direction of the
spindle to loosen the v-belt (for type stb 16s: loosen
the v-belt by using the lever (e)). Tighten the wing
screws again.
4 Attach the v-belt to the corresponding belt pulleys.
5 Loosen the wing screws and push the right side of the
motor backwards to clamp the v-belt again.
6 Tighten belt tension lock knob. Belt should deflect
approximately 13 mm –1/2" -by thumb pressure at
mid-point of belt between pulleys.
7 Close pulley cover .
8 If belt slips while drilling readjust belt tension.
Tip: Safety switch
If you want to adjust speed you have to open the pulley
cover. The device switches off immediately to avoid the
risk of injuries.
BA td 13-16.indd 31
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31
15.04.11 10:58
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