3 Maintenance
3.3.7. Inspection, balancing device
1573HAC023082-001 Revision: E
© Copyright 2004-2008 ABB. All rights reserved.
Check for contamination / lack of free space
3.
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.
4. Check the o-rings at the front ear for leakage.
Replace the o-rings, if any leaks are detected.
Excessive grease from between the shaft and
the sealing ring is normal and is not considered
as a leak!
The o-rings are included in the
Maintenance kit, bearings and seals,
already assembled with sealing
spacers and sealing rings.
Art. no. for the kit is specified in
Required equipment on page 154!
The replacement of the complete
bearing is also detailed in section
Replacement of spherical roller
bearing, balancing device on page
317.
Incorrect leakage is shown in the
previous figure.
Action Note
Action
1.
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.
2. Check that there are no obstacles inside the frame, that could prevent the balancing
device from moving freely. See the figure Inspection points, balancing device on page
153.
Keep the areas around the balancing device clean and free from objects, such as service
tools.
Continued
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