ABB IRB 8700 Product Manual page 528

4 Repair
4.8.1 Replacing the hub
Continued
Required consumables
Consumable
Grease
Locking 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-1
6 pcs
Pinion on the hub
There are three different pinions on the hub.
Pinion axis-1, axis-2 and ax-
is-3
xx1500002976
Removing the hub
Use these procedures to remove the hub.
Preparations before removing the hub
1
Continues on next page
528
Axis-2 Axis-3
8 pcs 8 pcs
Pinion axis-4 and axis-6
xx1500002977
Action
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the safeguarded
space.
© Copyright 2015-2020 ABB. All rights reserved.
Article number Note
3HAC063069-001 Castrol Molub. Alloy 777-1 NG, 5
ml. To be used on hub splines to
prevent from fretting corrosion.
3HAB7116-1 Loctite 243
Axis-4 Axis-5
4 pcs 6 pcs
Pinion axis-5
xx1500002978
Note
Axis-6
4 pcs
Product manual - IRB 8700
3HAC052853-001 Revision: M