922.5 Electrical connections ........................................................................................922.5.1 Connectors on robot ................................................................................932.5.2 Robot cabling and connection points ..........................................................953 Maintenance953.1 Introduction ......................................................................................................963.2 Maintenance schedule .......................................................................................963.2.1 Specification of maintenance intervals ........................................................973.2.2 Maintenance schedule .............................................................................983.3 Inspection activities ...........................................................................................983.3.1 Inspection of information labels .................................................................1003.4 Changing activities ............................................................................................1003.4.1 Type of lubrication in gearboxes ................................................................1023.4.2 Oil change, gearbox axis 6 (wrist unit) .........................................................1043.4.3 Replacement of SMB battery .....................................................................1083.5 Cleaning activities .............................................................................................1083.5.1 Cleaning, robot ......................................................................................1114 Repair1114.1 Introduction ......................................................................................................1124.2 General procedures ...........................................................................................1124.2.1 Performing a leak-down test .....................................................................1134.2.2 Mounting instructions for bearings .............................................................1154.2.3 Mounting instructions for seals ..................................................................1174.3 Complete robot ................................................................................................1174.3.1 Replacement of cable unit, axes 1-3 ...........................................................1234.3.2 Replacement of cable unit, axis 6 ...............................................................1284.4 Upper arm .......................................................................................................1284.4.1 Replacement of shaft and bearings, tilthouse ...............................................1404.4.2 Replacement of turning disk ......................................................................1434.4.3 Replacement of complete upper arm ...........................................................1504.4.4 Replacement of linkage - upper rod ............................................................1534.4.5 Replacing the linkage - lower rod ...............................................................1574.4.6 Replacement of linkage - link .....................................................................1624.5 Lower arm .......................................................................................................1624.5.1 Replacement of complete lower arm ...........................................................1664.5.2 Replacement of parallel bar .......................................................................1704.6 Frame and base ...............................................................................................1704.6.1 Replacement of SMB unit .........................................................................1764.6.2 Replacement of brake release unit .............................................................1784.6.3 Replacement of parallel arm ......................................................................1824.7 Motors ............................................................................................................1824.7.1 Replacement of motor, axis 1 ....................................................................1874.7.2 Replacement of motor, axis 2 ....................................................................1924.7.3 Replacement of motor, axis 3 ....................................................................1974.7.4 Replacement of motor, axis 6 ....................................................................2004.8 Gearboxes .......................................................................................................2004.8.1 Replacement of gearbox, axis 1-3 ...............................................................2034.8.2 Replacement of gearbox, axis 6 .................................................................2075 Calibration information2075.1 Introduction .....................................................................................................2085.2 Calibration methods ...........................................................................................2095.3 Calibration scale and correct axis position .............................................................2105.4 Calibration movement directions for all axes ..........................................................2115.5 Updating revolution counters ...............................................................................2135.6 Checking the calibration position ..........................................................................6 3HAC026048-001 Revision: E© Copyright 2006-2013 ABB. All rights reserved.Table of contents