3 Maintenance3.1. Introduction753HAC026048-001 Revision: A© Copyright 2006-2008 ABB. All rights reserved.3 Maintenance3.1. IntroductionStructure of this chapterThis chapter details all maintenance activities recommended for the robot and any externalunits of the robot.It is based on the maintenance schedule, located in the beginning of the chapter. The schedulecontains information about required maintenance activities including intervals and refers toprocedures for the activities.Each procedure contains all information required to perform the activity, e.g. required toolsand materials.The procedures are gathered in different sections, divided according to the maintenanceactivity.Safety informationBefore any service work is commenced, it is extremely important that all safety informationis observed!There are general safety aspects that must be read through, as well as more specific safetyinformation that describe danger and safety risks when performing the procedures. Read thechapter Safety on page 13 before performing any service work.