ABB IRB 6620LX Product Manual page 217

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Refitting
The procedure below details how to refit the upper arm.
1
2
Product manual - IRB 6620LX
3HAC035737-001 Revision: P
Action
Remove the three metal clamps securing
the cable harness on the lower arm and
armhouse.
Remove motor, axis 3.
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.
Remove the complete upper arm and put it
on the floor. Let the upper arm lean on its
side.
Action
Make sure the o-ring is fitted to the gearbox.
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!
© Copyright 2009-2018 ABB. All rights reserved.
4.4.3 Replacement of the upper arm
Note
xx0600003083
• 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 248.
Shown in the figure Location of the upper
arm on page 214.
Note
Continues on next page
4 Repair
Continued
217