NoteAction
xx0600003083
Remove the three metal clamps securing
the cable harness on the lower arm and
armhouse.
8
• A: Metal clamp, lower arm (2 pcs)
• B: Metal clamp, gearbox axis 3
• C: Metal clamp, armhouse
Detailed in the section Replacement of
motor, axis 3 on page 253.
Remove motor, axis 3.9
Shown in the figure Location of the upper
arm on page 222.
Remove the attachment screws securing
the upper arm to the gearbox axis 3.
Note! Do not forget to remove the four
screws inside the hole in the lower arm.
10
Remove the complete upper arm and put it
on the floor. Let the upper arm lean on its
side.
11
Refitting
The procedure below details how to refit the upper arm.
NoteAction
Make sure the o-ring is fitted to the gearbox.1
Lightly lubricate the o-ring with grease.
CAUTION
The complete upper arm (incl. gearbox axis
3) weighs 282 kg without any additional
equipment fitted! Use a suitable lifting
device to avoid injury to personnel!
2
Continues on next page
Product manual - IRB 6620 225
3HAC027151-001 Revision: T
© Copyright 2006-2018 ABB. All rights reserved.
4 Repair
4.4.3 Replacement of the upper arm
Continued
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