Rotating The Machine Head; Starting Operation - Bosch GWS 11-125 CIH PROFESSIONAL Instrucciones De Servicio

Approved Grinding Tools
All grinding tools mentioned in these operating
instructions can be used.
The permissible speed [rpm] or the circumferential
speed [m/s] of the grinding tools used must at least
match the values given in the table.
Therefore, observe the permissible rotational/cir-
cumferential speed on the label of the grinding tool.
max.
[mm]
D
d 115
125
D
150
b
D
115
125
d
75
b
D

Rotating the Machine Head

Before any work on the machine itself, pull
the mains plug.
Completely unscrew the four screws. Rotate the
machine head carefully, without removing it from
the housing, to the new position. Screw in and
tighten the four screws again.
1 609 929 L08 • 12.1.07
[mm]
b d [rpm]
6 22,2 11000
6 22,2 11000
6 22,2 9300
11000
– –
11000
30 M 14 11000
The machine head can
be rotated with respect
to the machine housing
in 90° steps. In this
manner, the On/Off
switch can be brought
into a more convenient
position for special
working situations,
e.g., for cutting opera-
tions using the cutting
guide with dust extrac-
tion protection guard
20/cut off stand or for
left-handed persons.
Operation

Starting Operation

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.
When operating the machine with power from mobile
generators that do not have sufficient reserve capacity
or are not equipped with suitable voltage control with
starting current amplification, loss of performance or
[m/s]
untypical behavior can occur upon switching on.
Please observe the suitability of the power generator
80
being used.
80
80
Switching On and Off
To start the power tool, press the On/Off switch 4
forward and then down.
80
80
To lock-on the pressed On/Off switch 4, push the
On/Off switch 4 further forward.
To switch off the power tool, release the On/Off
switch 4, or when it is locked, briefly press the On/Off
45
switch 4 and then release it.
Switch Version without Lock-on
(country-specific):
To start the power tool, press the On/Off switch 4
forward and then down.
To switch off the machine, release the On/Off switch
4.
Check grinding tools before using. The
grinding tool must be mounted properly and
be able to move freely. Carry out a test run
for at least one minute with no load. Do not
use damaged, out-of-centre or vibrating
grinding tools. Damaged grinding tools can
burst and cause injuries.
Kickback stop
Restarting protection
The restarting protection feature prevents uncon-
trolled restarting of the machine after an interruption in
the power supply.
To restart the operation, switch the On/Off switch
4 to the Off position and start the machine again.
In case of a sudden drop in speed,
e. g. jamming while carrying out a sep-
arating cut, the power supply to the
motor is interrupted.
To restart the operation, switch the
On/Off switch 4 to the Off position
and start the machine again.
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