7
2 609 931 938 • TMS • 24.11.99
To change the chuck, place the setting ring 1 in
the position.
Insert hexagonal tool (Allen key or screwdriver
bit) into the chuck and clamp the free end in a
vise. Position open-end spanner on key face of
drill spindle and loosen chuck in an anti-clockwise
direction, as if loosening a screw.
The mounting of a drill chuck takes place in the re-
verse order.
■ Use only screwdriver blades/bits that fit prop-
erly in the head of the screw.
■ It is advisable to drill a pilot hole first before at-
tempting to screw in large, long screws in hard
materials.
■ When drilling metals, use only flawlessly
sharpened HSS drills. The appropriate quality
is guaranteed by the Bosch accessories pro-
gram.
■ Before any work on the machine itself, re-
move the battery.
☞
For safe and proper working, always keep
the machine and the ventilation slots clean.
The storage location must be dry and frost-free.
Should the machine fail in spite of careful manu-
facturing and testing, its repair should be carried
out by a Bosch power tools authorized service
agent.
For all correspondence and spare parts orders,
always include the 10-digit order number of the
machine!
Recycle raw materials instead of disposing
them as waste.
The machine, its accessories and packaging ma-
terials should be sorted for environmentally-
friendly recycling.
These instructions are printed on chlorine-free re-
cycled paper.The plastic components are labeled
for categorized recycling.
The battery contains cad-
mium.
Defective or worn-out bat-
teries must be recycled
according to the guideline
91/157/EEC.
Do not put the battery in the household waste, fire
or water.
Do not open the machine or the batteries!
Dispose of the batteries and machine using the
available collection facilities provided.
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 a claim, please send the machine, fully
assembled, to your dealer or the Bosch Service
Center for electric power tools.
Measured values determined according to
EN 50 144.
The A-weighted sound pressure level of the tool
is typically 78 dB (A).
The noise level when working can exceed
85 dB (A).
Wear ear protection!
The typical hand-arm vibration is below 2.5 m/s
2
.
Replacing the Drill Chuck
Practical Tips
Maintenance and Cleaning
Environmental Protection
Guarantee
Noise/Vibration Information
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