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Set the load safety device according to the 360 degree rotation working table of the crane. Support the crane correctly and place the kidney horizontally according to the working condition table. Lift the boom and rotate the upper gear ring to test point a. Fix the dial indicator bracket 3 on the slewing bearing 4, place the measuring needle in the middle of the test shaft Y (the middle of the raceway surface), and set the dial indicator 1 to "0". During the operation of winch,
Published on: June 22, 2021 Clicks: 220
