Lubrication, balancing device bearing (Design 1)
The procedure below details how to lubricate the spherical roller bearing.
NoteAction
DANGER
Turn off all:
• electric power supply to the robot
• hydraulic pressure supply to the robot
Before entering the robot working area.
1
M6Replace the securing screw at the link ear
with a lubrication nipple.
2
Art. no. and amount is specified in Re-
quired equipment on page 195!
Lubricate the spherical roller bearing through
the lubrication nipple in the ear with grease.
Fill until excessive grease is forced out
between the shaft and the sealing spacer.
3
Shown in the figure Location of bearing
(Design 1) on page 194!
The balancing device must be mounted
on the robot when lubricating the
bearing!
M6 x 10, washer: D=6,4/12 T=1,6Remove the lubrication nipple and refit the
securing screw and washer.
4
Tightening torque: 6 Nm.
Read more about the inspection in
section Inspection, balancing device -
Check for leakage - Design 1 on
page 146.
Clean the area from any excessive grease
and check the area once again after operation
of the robot, in order to make sure there is
no incorrect leakage from the o-rings.
5
Lubrication, balancing device bearing (Design 2)
The procedure below details how to lubricate the spherical roller bearing.
NoteAction
DANGER
Turn off all:
• electric power supply to the robot
• hydraulic pressure supply to the robot
Before entering the robot working area.
1
M6Replace the upper securing screw at the link
ear with a lubrication nipple.
2
M6Remove the lower securing screw3
Art. no. and amount is specified in Re-
quired equipment on page 195!
Lubricate the spherical roller bearing through
the lubrication nipple in the ear with grease.
Fill until excessive grease is forced out
through the hole of the lower securing screw.
4
Shown in the figure Location of bearing
(Design 1) on page 194!
The balancing device must be mounted
on the robot when lubricating the
bearing!
M6 x 10, washer: D=6,4/12 T=1,6Remove the lubrication nipple, and refit the
upper securing screw and washer.
5
Tightening torque: 6 Nm.
Continues on next page
196 Product manual - IRB 6640 Foundry Prime
3HAC040586-001 Revision: N
© Copyright 2011-2018 ABB. All rights reserved.
3 Maintenance
3.6.1 Lubrication of spherical roller bearing, balancing device
Continued
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