2 Installation and commissioning2.2.3. Risk of tipping / stability3HAC028197-001 Revision: A42© Copyright 2007-2008 ABB. All rights reserved.2.2.3. Risk of tipping / stabilityRisk of tippingWhen the robot is not fastened to the foundation and standing still, the robot is not stable inthe whole working area. Moving the arms will displace the center of gravity, which may causethe robot to tip over.Do not change the robot position before securing it to the foundation!StabililtyThe figure below shows the robot in its shipping position, which also is its most stableposition.xx0700000001WARNING!The robot is likely to be mechanically unstable while not secured to the foundation!A IRB 6660 - 130/3.1B IRB 6660 - 205/1.9