Bosch GWS Professional 18 V-LI Manual Original página 31

Cutting stone  Provide sufficient dust extraction
when cutting stone.  Wear a dust mask.
 The power tool may be used only for dry
cutting/grinding.
For best results when cutting stone, use a diamond
cutting disc.
When using the extraction guard for cutting with a guide
block (24), the vacuum cleaner must be approved for
vacuuming stone dust. Suitable vacuum cleaners are
available from Bosch.
con-
crete with a high pebble content, the diamond cutting
disc can overheat and become damaged as a result. This
is clearly indicated by circular sparking, rotating with the
diamond cutting disc.
If this happens, stop cutting and allow the diamond
cutting disc to cool down by running the power tool for a
short time at maximum speed with no load.
Working noticeably slower and with circular sparking
indicate that the diamond cutting disc that has become
dull. You can resharpen the disc by briefly cutting into
abrasive material (e.g. lime-sand brick).
Information on structural design
Slots in load-bearing walls are subject to DIN 1053 part 1
or country-specific regulations. These regulations must
be observed under all circumstances. Seek advice from
the responsible structural engineer, architect or
construction supervisor before starting work.
Recommendations for optimal handling of the battery
Protect the battery against moisture and water.
Only store the battery only within a temperature range
of -20 to 50 °C. Do not leave the battery in your car in
the summer, for example.
Occasionally clean the ventilation slots on the battery
using a soft brush that is clean and dry.
A significantly reduced operating time after charging
indicates that the battery has deteriorated and must be
replaced. Follow the instructions on correct disposal.
Maintenance and Service
Maintenance and Cleaning
Remove the battery from the power tool before

carrying out work on the power tool (e.g.
maintenance, changing tool, etc.). The battery
Bosch Power Tools
English | 31
Switch on the power tool
and position it with the
front part of the guide
block on the workpiece.
Move the power tool with
a moderate feed motion
that is suited to the
material being machined.
When cutting especially
hard materials such as
should also be removed for transport and storage.
There is risk of injury from unintentionally pressing
the on/off switch.
 To ensure safe and efficient operation, always keep
the power tool and the ventilation slots clean.
Store and handle the accessories carefully.
After-Sales Service and Application Service
Our after-sales service responds to your questions
concerning maintenance and repair of your product as
well as spare parts. You can find explosion drawings and
information on spare parts at: www.bosch-pt.com
The Bosch product use advice team will be happy to help
you with any questions about our products and their
accessories.
In all correspondence and spare parts orders, please
always include the 10‑digit article number given on the
nameplate of the product.
Australia, New Zealand and Pacific Islands
Robert Bosch Australia Pty. Ltd.
Power Tools
Locked Bag 66
Clayton South VIC 3169
Customer Contact Center
Inside Australia:
Phone: (01300) 307044 Fax:
(01300) 307045
Inside New Zealand:
Phone: (0800) 543353 Fax:
(0800) 428570
Outside AU and NZ:
Phone: +61 3 95415555
www.bosch-pt.com.au
www.bosch-pt.co.nz
Great Britain
Robert Bosch Ltd. (B.S.C.)
P.O. Box 98
Broadwater Park
North Orbital Road
Denham Uxbridge
UB 9 5HJ
At www.bosch-pt.co.uk you can order spare parts or
arrange the collection of a product in need of servicing
or repair.
Tel. Service: (0344) 7360109
E-Mail: boschservicecentre@bosch.com
Ireland
Origo Ltd.
Unit 23 Magna Drive
Magna Business Park
City West
Dublin 24
Tel. Service: (01) 4666700 Fax:
(01) 4666888
1 609 92A 5C4 | (04.03.2020)