NoteAction
Art. no. is specified in Required equipment
on page 300.
xx0200000221
Make sure the o-ring is fitted to the rear of
the gearbox. Lubricate the o-ring with
grease.
2
• A: O-ring, gearbox axis 6
Detailed in the section Manually releasing
the brakes on page 79.
Release the holding brake of motor axis 6.3
xx1400001122
Foundry Plus:
Apply Loctite 574 flange sealant on the
contact surface.
4
Art. no. is specified in Required equipment
on page 300.
Insert the gearbox, axis 6 into the wrist
unit.
5
Shown in the figure Location of gearbox on
page 299.
Make sure the gears of the gearbox mate
with the gears of the motor!
Shown in the figure Location of gearbox on
page 299.
Secure the gearbox with the attachment
screws and washers.
6
8 pcs or 18 pcs (depending on wrist ver-
sion): M8 x 40, 12.9 quality Gleitmo, Tight-
ening torque: 30 Nm.
Reused screws may be used, providing
they are lubricated as detailed in section
Screw joints on page 342 before fitting.
Detailed in the section Refitting, turning
disk on page 215.
Refit the turning disc.7
Continues on next page
Product manual - IRB 6620 303
3HAC027151-001 Revision: T
© Copyright 2006-2018 ABB. All rights reserved.
4 Repair
4.7.4 Replacement of gearbox, axis 6
Continued
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