Bosch GBH 3-28 FE Instrucciones De Servicio página 14

Clamping the Tool
Insert the tool and manually close chuck while
holding knurled ring 9.
Lock chuck by turning interlock 8 counter-clock-
wise .
ZU
Set the impact stop switch 4 to "Drill".
Removing the Quick Clamping Drill
Chuck
Take off the quick clamping drill chuck with drill
chuck adapter and the SDS-plus tool holder.
Maintenance and Cleaning
Before any work on the machine itself, pull
the mains plug.
For safe and proper working, always keep
the machine and the ventilation slots clean.
Keep the tool holder clean at all times.
Change the dust protection cap
A damaged dust protection cap should be
changed immediately. We recommend having
this carried out by an after-sales service.
Lubrication
The machine is oil-lubricated. An oil change is
only required during maintenance or repair by an
authorized Bosch After-Sales Service. It is imper-
ative to use the designated Bosch oil.
If the machine should fail despite the rigorous
manufacturing and testing procedures, repair
should be carried out by an authorised after-sales
service centre for Bosch power tools.
In all correspondence and spare parts orders,
please always include the 10-digit order number
given on the nameplate of the machine.
1 619 929 545 • TMS • 19.03.01
WARNING! Important instructions for con-
necting a new 3-pin plug to the 2 wire cable.
The wires in the cable are coloured according to
the following code:
strain relief
live = brown
neutral = blue
Do not connect the blue or brown wire to the
earth terminal of the plug.
Important: If for any reason the moulded plug is
removed from the cable of this machine it must be
disposed of safely.
Guarantee
We guarantee Bosch appliances in accordance
with statutory/country-specific regulations (proof
of purchase by invoice or delivery note).
Damage attributable to normal wear and tear,
overload or improper handling will be excluded
from the guarantee.
In case of complaint please send the machine,
undismantled, to your dealer or the Bosch Serv-
ice Centre for electric power tools.
English - 4
To be fitted
by qualified
professional only