NoteActionDANGERTurn off all:• electric power supply• hydraulic pressure supply• air pressure supplyto the robot, before entering the robot workingarea.2xx1000001101Secure the lower arm with a lock screw in thehole as shown in the figure to the right.CAUTIONTighten by hand!3See Replacing linkage - upper linkarm on page 228Remove the linkage.4See Replacing the linkage - lower linkarm on page 235See Replacement of linkage - link onpage 242See Replacing the balancing weighton page 287.Remove the balancing weight.5See Replacing the balancing deviceon page 278Remove the balancing device.6See Replacing the parallel rod onpage 253.Remove the parallel rod.7See .Remove the cable harness in the upper andlower arm.8Secure the cable harness in a way that it is pro-tected from oil spill and damage.See Replacing the upper arm onpage 211.Remove the complete upper arm.9See Replacing motors, axes 2 and 3on page 298.Remove the axes 2 and 3 motors.10See Replacing the gearbox, axes 2-3 on page 329.Remove the axes 2 and 3 gearboxes.11Continues on next pageProduct manual - IRB 760 2633HAC039838-001 Revision: M© Copyright 2011-2018 ABB. All rights reserved.4 Repair4.4.8 Replacing the complete lower armContinued
