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Leaks at the o-rings and/or sealings, are not acceptable and must be attended to
immediately in order to avoid any damage to the bearing!
Check the o-rings in the front ear of the balancing device for leaks, as shown and
detailed below.
xx0300000284
A
B
C
D
E
F
1
2
3HAC022033-001 Revision: M
Shaft
O-ring
Sealing spacer
Sealing ring in sealing spacer
Correct way out for excessive grease from inside the front ear
Incorrect leakage from the front ear
Action
Clean the area at the front ear from old grease.
Run the robot for some minutes, in order to
move the balancing device piston.
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3 Maintenance
3.3.7 Inspection, balancing device
Note
Continues on next page
Continued
173
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