NoteAction
xx1000001111
Adjust the length between the upper and lower
bearings by means of the M12 screws, used to
neutralize the spring force.
This length should preferably be 0.5 mm too
short than 0.1 mm too long. If the distance is
too long the bearings may be damaged when
erecting the balancing device.
7
xx1000001271
Carefully refit the balancing device on the upper
and lower shafts.
8
Art. no. is specified in section Re-
quired equipment on page 236.
Fit the lubricating tool.
The tool should be tightened to the bottom po-
sition by hand power only.
9
Fill the bearings with grease through the nipple.10
Continue until grease excudes behind the inner
sealing.
Remove the lubricating tool and wipe off pro-
truding grease.
11
Remove the auxiliary shafts.12
Specified in section Required equip-
ment on page 236.
Apply locking liquid on the threads of the lock
nuts.
13
Continues on next page
242 Product manual - IRB 660
3HAC025755-001 Revision: W
© Copyright 2006-2020 ABB. All rights reserved.
4 Repair
4.5.1 Replacing the balancing device
Continued
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