ABB OmniCore IRB 6740, Product Manual

Page: 106 / 664

Check for leakage
Leaks at o-rings, radial sealings etc. are not acceptable and must be attended to
immediately to avoid damage to the bearing.
xx1000000207
Shaft A
Radial sealing with dust lip, 50x68x8 (2 pcs) B
O-ring, 85x3 C
End cover D
Note Action
Clean the area at the front ear from contamina-
tion. 1
Run the robot for some minutes, in order to
move the balancing device piston. 2
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the safeguarded
space.
3
Check the area around the o-ring and radial
sealings at the front ear, for leakage. 4
Maintenance set, link ear:
3HAC087168-001 Replace o-ring and radial sealings if leaks are
detected. 5
Replacement of the complete bearing
is described in section
Replacing
spherical roller bearing, balancing
device link ear on page 230
.
Continues on next page
106 Product manual - IRB 6740
3HAC085701-001 Revision: A
© Copyright 2023 ABB. All rights reserved.
4 Maintenance
4.3.2 Inspecting the balancing device
Continued