2) Why does the machine stop when it is not tightened?
The machine has low-voltage protection. When the level of battery pack is too low, the machine will not work. Please confirm the
level of battery pack.
The machine has temperature protection. When the battery is working at full load for a long time, the battery pack will overheat and
the temperature protection system will start to stop the machine. Cool the machine to normal temperature before resumption.
The machine is equipped with overload protection. When the load is excessive, the protection system will start. Stop working.
Warning:
Please keep the wheel floating when the machine is turned on and not touch the workpiece. Otherwise, the wheel will be
damaged and the machine will rebound.
3) Why is the service life of same kind of battery pack is different?
If a battery pack is left unused for a long time, its service life may be shortened. This is the matter of charging frequency. Repeated
charging and application may improve the situation. In case of heavy work, the battery pack will run out soon. Do not charge in a
temperature below 0 ° C or above 35℃ . Otherwise, the performance of battery pack will be affected.
Maintenance:
Be sure to pull off the plug before repairing or replacing the machine:
The electric tool does not require additional lubrication or other maintenance. Do not wash the electric tool with the water or chemical
cleaner. Wipe it off with a dry cloth. Tool shall be stored under the dry conditions and kept clean at the vent of motor. Try not to use it in
a dusty environment.
To prolong the service life of battery pack:
1) Store the battery pack below 26 ° C after charging it to 30%-50%.
2) Charge the battery pack fully once in less than 6 months.
Disposal of discarded battery pack:
To protect the natural environment, please recycle or dispose of the battery pack properly. The battery pack contains a Li-
ion battery. Please consult the local waste disposal department for the information on recycling and/or disposal. Exhaust the
battery pack with the hand drill, remove the battery pack, and wrap the pole port with strong tape to avoid the short circuit and
leakage. Do not attempt to open or remove any part.
Environmental protection:
Disposal of waste:
The damaged machine, accessories and packaging materials shall be classified in detail for recycling in line with environmental
protection requirements.
All plastic parts are marked with materials to facilitate the classification and recycling.
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