Bosch GBG 60-20 Professional Original Instructions Manual page 8

8 | English
Intended use
The power tool is intended for sharpening tools and for
grinding and deburring metal. The power tool may only be
operated for short periods (max. 60 mins).
Product features
The numbering of the product features refers to the diagram
of the power tool on the graphics page.
(1) Cover
(2) Clamping nut
(3) Clamping flange
(4) Mounting flange
(5) Grinding spindle
(6) Protective guard
(7) Mounting holes
(8) On/off switch
A)
(9) Open-ended spanner
(10) Holder for the spark arrestor
(11) Spark arrestor
(12) Workpiece support
A) Accessories shown or described are not included with the
product as standard. You can find the complete selection of
accessories in our accessories range.
Technical Data
Double-wheeled bench
grinder
Article number
Rated power input P
1
Power output P
2
– 50 Hz
– 60 Hz
A)
Operating mode
No-load speed
– 50 Hz
– 60 Hz
Grinding spindle thread
Grinding discs
– Diameter
– Width
– Locating bore
– Grit
Mounting flange
– Locating bore
– min. recess
Weight according to EPTA-Pro-
cedure 01:2014
1 609 92A 57N | (26.07.2019)
Double-wheeled bench
grinder
Protection class
A) The operating mode S2 (60 mins) indicates short-term opera-
The specifications apply to a rated voltage [U] of 230 V. These spe-
cifications may vary at different voltages and in country-specific mod-
els.
Assembly
Pull the plug out of the socket before carrying out any
u
work on the power tool.
– Use suitable screws to fix the power tool to the work-
bench/worktop with the four holes (7) provided for this
purpose.
Fitting the spark arrestor/workpiece support
(see figures A−D)
– Mount the spark arrestor holder (10) with the two
screws.
– Screw the spark arrestor (11) to the spark arrestor
holder (10).
– Mount the workpiece support (12) as shown in the figure.
Regularly check the distance between the workpiece
u
support (12) or spark arrestor holder (11) and the
grinding wheel, and readjust as required. The distance
from the grinding wheel must not exceed 2 mm. If the
GBG 60-20
distance is too great, you are not sufficiently protected
against sparking. The workpiece can be drawn in by the
3 601 B7A 4..
rotational motion of the grinding wheel and can cause in-
W 600
juries.
Use the power tool only with the spark arrestor (11)
u
fitted and swivel the spark arrestor down as far as
W 420
possible. Escaping sparks can injure your eyes or set fire
W 430
to surrounding objects.
S2 (60 mins)
Use the power tool only with the workpiece support.
u
Do not mix up the right and left workpiece supports
(12). If you do, the distance between the workpiece sup-
-1
min 3000
port (12) and the grinding wheel will be too great. If the
-1
min 3600
distance is too great, you are not sufficiently protected
M12
against sparking. The workpiece can be drawn in by the
rotational motion of the grinding wheel and can cause in-
juries.
mm 200
mm 25
Changing the grinding wheel
mm 32
The rated speed of the accessory must be at least
u
equal to the maximum speed marked on the power
24/60
tool. Accessories running faster than their rated speed
can break and fly apart.
mm 15
Grinding wheels with a diameter that exceeds the spe-
u
mm 1.5
cification on the power tool are not permitted.
kg 16.5
Use the power tool only with application tools that are
u
mounted on both spindles. This will prevent contact
with the rotating spindle.
tion with a maximum operating time of 60 minutes. After this
time put down the power tool and let it cool down.
GBG 60-20
/ I
Bosch Power Tools