ABB IRB 6640 Product Manual page 302

4 Repair
4.5.4. Replacement of balancing device (design 1)
Continued
10. Remove the VK cover in order to
12. Remove the Hex socket head
300
Action
6.
DANGER!
Turn off all electric power,
hydraulic and pneumatic
pressure supplies to the robot!
For Foundry Prime robots:
Do not turn off the air pressure to
motors and SMB.
7. Remove the VK cover in order to
reach the shaft .
Hit the VK cover gently at the
bottom part of it with a plastic
hammer or similar and tilt it out.
8. Remove the retaining ring, bore.
9. Remove the front shaft using the
Dismantle and mounting tool
3HAC028920-001.
reach the shaft holding the
balancing device.
Hit the VK cover gently at the
bottom part of it with a plastic
hammer or similar and tilt it out.
11. Wipe off all residual grease
inside the hole.
cap screw M16x70 securing the
piston rod shaft.
Note
Described in section Dismounting and mounting tool
3HAC028920-001 on page 413
xx0900000095
3HAC026876-001 Revision: F
Continues on next page