4 Repair
4.3.3. Replacement of complete arm system
3HAC022032-001 Revision: E128
© Copyright 2004-2008 ABB. All rights reserved.
4.3.3. Replacement of complete arm system
Location of complete arm system
The complete arm system includes the lower arm and the complete upper arm, as shown in
the figure below. (The figure shows the IRB 4400.)
A more detailed view of the component and its position may be found in chapter Foldouts in
the Product manual, reference information.
xx0300000143
Required equipment
A Lower arm
B Upper arm
C Attachment screws and friction washers, lower arm
D Parallel arm
E V-ring between lower arm and gearbox axis 3
Equipment, etc.
Spare part
no.
Art. no. Note
V-ring 3HAB 3773-11 2 pcs.
On both sides of the lower
arm, in the frame.
Grease 3HAB 3537-1 Used to grease sealings and
bearings.
Standard toolkit 3HAC 17594-1 The contents are defined in
section Standard toolkit on
page 264.
Continues on next page
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