6.6　Test Run

6.6.1　Check all parts running situation manually when perform the test run，and then carry out the automatic no load running.All equipments like the cylinder，pneumatic cylinder and electro-hydraulic cylinder back and forth run shall be not less than 5 times.

Inspection method:observation，check test run record.

6.6.2　Continuously run the shears shall be not less than 2 hours.There shall not have deformation and cracking at welding connection position.

Inspection method:observation，check test run record.

6.6.3　Test run the shear side lash adjusting mechanism not less than 5 times after received the cutting edge value.Accurately and evenly adjust the side lash.The cutting edge overlapping amount shall meet the requirements of design technical documents.

Inspection method:observation，check test run record.

6.6.4　Main motor brake braking times shall be not less than 5 times.The braking shall be stable and in accurate situation.

Inspection method:observation，check test run record.