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OBJ_BUCH-1523-004.book Page 17 Thursday, June 16, 2016 8:15 AM
Reference Values for Maximum Screw/Bolt Tightening Torques
Calculated from the tensional cross-section; utilization of the yield point 90 % (with friction coefficient μ
measure, always check the tightening torque with a torque wrench.
Property Classes
according to DIN 267
M 6
M 8
M 10
M 12
Tips
Before screwing larger, longer screws into hard materials, it is
advisable to predrill a pilot hole with the core diameter of the
2
thread to approx.
/
of the screw length.
3
Maintenance and Cleaning
Before any work on the machine itself (e. g.
maintenance, tool change, etc.) as well as dur-
ing transport and storage, remove the battery
from the power tool. There is danger of injury when
unintentionally actuating the On/Off switch.
For safe and proper working, always keep the
machine and ventilation slots clean.
When the battery is no longer operative, please refer to an
authorised after-sales service agent for Würth power tools.
If the machine should fail despite the care taken in manufac-
turing and testing procedures, repair should be carried out by
a Würth master-Service.
In all correspondence and spare parts orders, please always
include the article number given on the type plate of the
machine.
The current spare parts list for this power tool can be viewed
on the internet at http://www.wuerth.com/partsmanager or
be requested from your next Würth branch office.
Guarantee
For this Würth power tool, we provide a guarantee in accord-
ance with the legal/country-specific regulations from the date
of purchase (verified by invoice or delivery document). Dam-
age that has occurred will be corrected by replacement or
repair.
Damage caused by normal wear, overloading or improper
handling is excluded from the guarantee.
Claims can only be accepted if the power tool is sent undisas-
sembled to a Würth branch office, your Würth sales repre-
sentative or a customer service agent for Würth power tools.
Standard Screws/Bolts
3.6
4.6
5.6
4.8
2.71
3.61
4.52
4.8
6.57
8.7
11
11.6
13
17.5
22
23
22.6
30
37.6
40
The contained lithium-ion batteries are subject to the Danger-
ous Goods Legislation requirements. The user can transport
the batteries by road without further requirements.
When being transported by third parties (e.g.: air transport or
forwarding agency), special requirements on packaging and
labelling must be observed. For preparation of the item being
shipped, consulting an expert for hazardous material is
required.
Dispatch batteries only when the housing is undamaged.
Tape or mask off open contacts and pack up the battery in
such a manner that it cannot move around in the packaging.
Please also observe possibly more detailed national regula-
tions.
The machine, rechargeable batteries, accessories and pack-
aging should be sorted for environmental-friendly recycling.
Do not dispose of power tools and batteries/rechargeable
batteries into household waste!
Only for EC countries:
Battery packs/batteries:
Subject to change without notice.
6.6
5.8
6.8
6.9
5.42
6.02
7.22
8.13
13.1
14.6
17.5
19.7
26
29
35
39
45
50
60
67
Transport
Disposal
According to the European Guideline
2012/19/EU, power tools that are no
longer usable, and according to the Euro-
pean Guideline 2006/66/EC, defective or
used battery packs/batteries, must be col-
lected separately and disposed of in an envi-
ronmentally correct manner.
Li-ion:
Please observe the instructions in sec-
tion "Transport", page 17.
= 0.12). As a control
total
High-strength Bolts
8.8
10.9
12.9
9.7
13.6
16.2
23
33
39
47
65
78
80
113
135
17
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