4 Repair
4.4.3. Replacement of the upper arm
1813HAC027151-001 Revision: B
© Copyright 2006-2008 ABB. All rights reserved.
4.4.3. Replacement of the upper arm
Location of the upper arm
The upper arm is located on top of the robot as shown in the figure below.
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Required equipment
A Motor, axis 3
B Gearbox, axis 3
C Attachment screws, M12x50 quality 12.9 Gleitmo (20 pcs)
D Attachment screws, M16x50 quality 12.9 Gleitmo (16 pcs)
E Hole in the lower arm
F Upper arm
Equipment, etc. Spare part no. Art. no. Note
Upper arm (Axes 3-4) 3HAC 025576-001
O-ring Replace only if damaged.
Lifting tool 3HAC 026597-001 Instruction 3HAC 026600-
002 is enclosed.
Lifting chain -
Roundsling -
Guiding pins Always use in pairs.
Hoisting block -
Grease 3HAB 3537-1 Used to lubricate o-rings.
Standard toolkit - The content is defined in
section Standard toolkit on
page 265.
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