ABB OmniCore IRB 6720 Product Manual

Decommissioning at decommissioning company, balancing deviceThe instruction below details how to decommission the balancing device. ContactABB Robotics for further consultation.NoteActionDANGERThere is stored energy built up by hightensioned compression springs inside thebalancing device! When a coil is cut thereleased tension creates a spatter ofsparks and flames.The working area must be free of flam-mable materials. Position the balancingdevice so that the spatter will be directedaway from personnel.1Clamp the device at the working location.Place the device at ground level so thatthe hole and spring coils are cut from asafe distance and somewhat from above.2DANGERThe hole must be cut as specified in thefigure. Pieces of the spring can be thrownout from the cylinder at high speed if thehole is cut larger than specified!3Use a cutting torch with a long shaft.Cut a hole in the housing as shown in thefigure.4The measurements shown below are maxim-um values.400 mm200 mmxx0700000391Use a cutting torch with a long shaft.Cut the coils of the springs inside thehousing as specified below:• Outer spring: cut at least five coils!• Middle spring: cut at least four coils!• Inner spring: cut at least four coils!5Double-check the number of coils cut andmake sure all the tension in the springs isremoved.6620 Product manual - IRB 67203HAC085697-001 Revision: C© Copyright 2023 ABB. All rights reserved.8 Decommissioning8.4 Decommissioning of balancing deviceContinued