Bosch GBH Professional 2-28 Manual Original página 12

OBJ_BUCH-1232-007.book Page 12 Tuesday, June 21, 2016 10:57 AM
12 | English
The declared vibration emission level represents the main ap-
plications of the tool. However if the tool is used for different
applications, with different accessories or insertion tools or is
poorly maintained, the vibration emission may differ. This
may significantly increase the exposure level over the total
working period.
An estimation of the level of exposure to vibration should also
take into account the times when the tool is switched off or
Mounting and Operation
The following table indicates the action objectives for mounting and operation of the power tool. The instructions for each action
objective are shown aside. Depending on the type of application, various instruction combinations are required. Observe the
safety instructions.
Action
Selecting a drill chuck
(GBH 2-28 F)
Removing the Quick Change Chuck
(GBH 2-28 F)
Inserting the Quick Change Chuck
(GBH 2-28 F)
Inserting SDS-plus Drilling Tools
Removing SDS-plus Drilling Tools
Inserting round shank applications
tools (GBH 2-28 F)
Selecting the operating mode and
rotation direction
Changing the chisel position
(Vario-Lock)
Changing the position of the
auxiliary handle
1 609 92A 2H6 | (21.6.16)
when it is running but not actually doing the job. This may sig-
nificantly reduce the exposure level over the total working
period.
Identify additional safety measures to protect the operator
from the effects of vibration such as: maintain the tool and the
accessories, keep the hands warm, organisation of work pat-
terns.
Figure Please observe
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Bosch Power Tools