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Maintenance
Contents of this chapter
This chapter instructs how to maintain the brake unit.
Maintenance intervals
The table below shows the maintenance tasks which can be done by the end user. The
complete maintenance schedule is available on the Internet (www.abb.com/drivesservices).
For more information, consult your local ABB Service representative
(www.abb.com/searchchannels).
Maintenance task/object
Coolant
Checking coolant antifreeze concentration
Checking coolant quality
Coolant draining and replacement
External circuit of the main heat exchanger
(temperature, flow, pressure)
ABB cooling unit (if present)
Cooling fans and fan control board
Cooling fans 230 VAC 50/60Hz
CIO-module for fan control (230 VAC)
Cooling fans 115 VAC 50/60Hz
Years from start-up
0
1
2
3
P
P
P
P
I
I
See ACS880-1007LC liquid cooling unit user's manual
(3AXD50000129607 [English])
1)
10
4
5
6
7
8
9
P
P
P
P
P
P
P
P
P
R
I
I
I
R
R
R
Maintenance 65
10
11
12
...
P
P
P
P
P
P
R
I
I
R
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