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Maintenance
Contents of this chapter
This chapter instructs how to maintain the brake unit.
Maintenance intervals
The tables below show the maintenance tasks which can be done by the end user. For
ABB Service offering, refer to
Service representative (www.abb.com/searchchannels).
Description of symbols
￭
Action
Description
I
Inspection (visual inspection and maintenance action if needed)
P
Performance of on/off-site work (commissioning, tests, measurements or other work)
R
Replacement
Recommended maintenance intervals after start-up
￭
Maintenance task/object
Coolant
Checking coolant antifreeze concentra-
tion
Checking coolant quality
Coolant draining and replacement
www.abb.com/drivesservices
Years from start-up
0
1
2
3
P
P
P
P
10
or consult your local ABB
4
5
6
7
8
9
P
P
P
P
P
P
P
P
P
R
Maintenance 73
10
11
12
...
P
P
P
P
P
P
R
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