1. When the battery cartridge is discharged almost
ACCESSORIES
completely, voltage will drop and the fastening
CAUTION:
torque will be reduced.
• These accessories or attachments are
2. Socke
recommended for use with your CHENGKANG tool
• Failure to use the correct size socket will
specified in this manual. The use of any other
cause a reduction in the fastening torque.
accessories or attachments might present a risk of
• A worn socket (wear on the hex end or square
injury to persons. Only use accessory or
end) will cause a reduction in the fastening
attachment for its stated purpose.
torque.
If you need any assistance for more details regarding
3. Bolt
these accessories, ask your local service center.
• Even though the torque coefficient and the
class of bolt are the same, the proper
• Sockets
fastening torque will differ according to the
• Plastic carrying case
diameter of bolt.
• Various type of CHENGKANG batteries and
• Even though the diameters of bolts are the
chargers
same, the proper fastening torque will differ
according to the torque coefficient, the class of
bolt and the bolt length.
4. The use of the universal joint or the extension bar
somewhat reduces the fastening force of the
impact wrench. Compensate by fastening for a
longer period of time.
5. The manner of holding the tool or the material of
driving position to be fastened will affect the
torque.
6. Operating the tool at low speed will cause a
reduction in the fastening torque.
8
Содержание CWL1801A
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