inspection, test and maintenance1. the metal housing of the electric wrench shall be reliably grounded, and the housing shall have regular inspection and test certificates and be valid within the term.2, check the electric wrench body mounting screw fastening, if the screw found loose, should be immediately re-tightening, otherwise it will lead to the failure of the electric wrench.3. check that...

since reform and opening up over the past 20 years, a lot of buildings have to dismantle, road, municipal underground pipeline to upgrade, demolition hammer is only in recent years a large number of use, so the electric pick also calls the corps of demolition hammer, in terms of usage and after-sale maintenance, many customers are not very understanding, in the red electric pick manufacturer spe...

operation method of electric chainsaw1, when the processing of the original belt distance conveyor 1. no operation is allowed within 5m.2. before switching on the power supply, the chainsaw switch must be turned off to prevent accidental startup.3. start the chain saw idling for 1min before making the material, and check whether the operation is normal.4. when starting or operating, hands and fe...