Required consumables
NoteArticle numberConsumable
Castrol Molub. Alloy 777-1 NG, 5
ml. To be used on hub splines to
prevent from fretting corrosion.
3HAC063069-001Grease
Loctite 2433HAB7116-1Locking liquid
Hub specification
Quantity of attachment screws
The number of attachment screws that secure the hub, differ depending on gearbox.
The number of holes in the hub is the same on the three types of hub. The table
shows the number of screws used on the different axes.
Axis-6Axis-5Axis-4Axis-3Axis-2Axis-1
4 pcs6 pcs4 pcs8 pcs8 pcs6 pcs
Pinion on the hub
There are three different pinions on the hub.
Pinion axis-5Pinion axis-4 and axis-6Pinion axis-1, axis-2 and ax-
is-3
xx1500002978
xx1500002977
xx1500002976
Removing the hub
Use these procedures to remove the hub.
Preparations before removing the hub
NoteAction
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot working
area.
1
Continues on next page
Product manual - IRB 8700 631
3HAC052853-001 Revision: F
© Copyright 2015-2018 ABB. All rights reserved.
4 Repair
4.8.1 Replacing the hub
Continued
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