Crown CT21092H Original Instructions Manual page 36

sive pressure to the power tool - it can jam the drill and
overload the engine�
Screwing the screws (see fig. 22)
• To make fastening of screws easier and in order to
prevent cracking of the work pieces, first drill a hole
with a diameter equal to 2/3 of a diameter of the screw�
• If you are connecting work pieces with the help of
screws, in order to achieve durable joint without get-
ting cracks, fracturing or layering, take actions shown
in figure 22.
Power tool maintenance / preventive
measures
Before execution of any procedures, centre the re-
verse switch 14.
Battery maintenance instruction
• Charge timely before the battery 16 is completely
exhausted� Stop operation in low power and charge it
immediately�
• Do not overcharge when the battery 16 is full, other-
wise it will shorten the life time�
• Charge battery 16 in the room temperature of 10°C
to 40°C (50°F to 104°F)�
• Charge battery 16 every 6 months without operation
for a long time�
• Replace worn out batteries in time� Decline of pro-
duction or a significantly shorter runtime of the power
tool after charging indicates aging of the battery 16 and
the need for replacement� It should be taken into ac-
count that the battery 16 may discharge faster if the
works take place in the temperature below 0°С.
• In case of long time storage without use, it is recom-
mended to store the battery 16 at room temperature, it
should be charged to 50%�
Cleaning of the power tool
An indispensable condition for a safe long-term exploi-
tation of the power tool is to keep it clean� Regularly
flush the power tool with compressed air thought the
ventilation slots 10�
The manufacturer reserves the possibility to introduce changes.
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� Information about service centers,
parts diagrams and information about spare parts can
also be found under: www.crown-tools.com.
Transportation of the power tools
• Categorically not to drop any mechanical impact on
the packaging during transport�
• When unloading / loading is not allowed to use any
kind of technology that works on the principle of clamp-
ing packaging�
Li-Ion batteries
The contained Li-Ion batteries are subject to the Dan-
gerous Goods Legislation requirements� The user can
transport the batteries by road without further require-
ments�
When being transported by third parties (e�g�: air trans-
port or forwarding agency), special requirements on
packaging and labelling must be observed� For prepa-
ration of the item being shipped, consulting an expert
for hazardous material is required�
Dispatch batteries only when the housing is undam-
aged� 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 regulations�
Environmental protection
Recycle raw materials instead of dispos-
ing as waste.
Power tool, accessories and packaging should
be sorted for environment-friendly recycling�
The plastic components are labelled for categorized
recycling�
These instructions are printed on recycled paper man-
ufactured without chlorine�
English
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