Bosch GSS 23 A Professional - Manual (Page 17)

English | 17
Bosch Power Tools 2 609 140 479 | (22.1.08)
Sanding Sheets without Velcro Backing
(see figures C–E)
n
Press the release button 8 and keep it de-
pressed.
o Guide the sanding sheet 7 to the stop under
the opened front clamping bracket 9 and let
go of the release button 8 again. Pay atten-
tion that the sanding sheet is clamped cen-
trally.
p Press the release lever 5 and keep it de-
pressed.
q Place the sanding sheet 7 firmly around the
sanding plate. Guide the other end of the
sanding sheet 7 under the opened rear
clamping bracket 4.
r Hold the sanding sheet and let go of the re-
lease lever 5 to lock the sanding sheet.
Sanding sheets without holes, e. g. from rolls or
by the meter, can be punctured with the perfo-
rating tool 13. For this, push the power tool with
the sanding sheet mounted onto the perforating
tool (see figure F).
To remove the sanding sheet 7, press the re-
lease lever 5 and pull the sanding sheet out of
the rear clamping bracket. Push the release but-
ton 8 and remove the sanding sheet completely.
Selecting the Sanding Sheet
Depending on the material to be worked and the
required rate of material removal, different
sanding sheets are available:
Replacing the Sanding Plate
(see figure G)
The sanding plate 6 can be replaced, if required.
Unscrew the 4 screws 14 completely and re-
move the sanding plate 6. Attach the new sand-
ing plate 6 and tighten the screws again.
Operation
Starting Operation
f Observe correct mains voltage! The voltage
of the power source must agree with the
voltage specified on the nameplate of the
machine. Power tools marked with 230 V
can also be operated with 220 V.
Switching On and Off
To start the machine, press the On/Off switch 1
and keep it depressed.
To lock the pressed On/Off switch 1, press the
lock-on button 2.
To switch off the machine, release the On/Off
switch 1 or when it is locked with the lock-on
button 2, briefly press the On/Off switch 1 and
then release it.
Grain size
For the working of all
wooden materials
40 —240
For coarse-sanding, e. g.
of rough, unplaned
beams and boards
coarse 40, 60
For face sanding and plan-
ing small irregularities
medium
80, 100,
120
For finish and fine sand-
ing of hard woods
fine 180, 240
For the working of
paint/enamel coats or
primers and fillers
40 —320
For sanding off paint coarse 40, 60
For sanding primer
medium
80, 100,
120
For final sanding of prim-
ers before coating
fine
180,
240, 320
Grain size
OBJ_BUCH-384-001.book Page 17 Tuesday, January 22, 2008 8:26 AM