REPLACING THE FAN POWER SUPPLIES, MR10 AND MR12
You can replace only 1 or both the fan power supplies.
1 Remove the main fan assembly. See the previous
instructions.
2
a)
Disconnect the fan supply cable from connector
X81.
b)
Disconnect the fan driver cable from connector
X61.
c)
Disconnect the DC supply cable from connector
X8.
Remove the 4 screws from each supply.
A. The 4 screws
3 Replace the fan power supplies.
4 Attach the screws, connect the cables, and re-
assemble the drive.
8.6.3 DOWNLOADING THE SOFTWARE
When it is necessary to get a new version of the software of the drive, obey these
instructions. For more information, speak to the manufacturer.
Before you start to download the software, read these warnings and the warnings in Chapter
2 Safety.
WARNING!
Do not touch the internal components or the circuit boards of the drive when the
drive is connected to mains. These components are live. A contact with this voltage
is very dangerous.
WARNING!
Do not make connections to or from the AC drive when it is connected to mains.
There is a dangerous voltage.
WARNING!
To do work on the connections of the drive, disconnect the drive from mains. Wait 5
minutes before you open the cabinet door or the cover of the drive. Then use a
measuring device to make sure that there is no voltage. The connections of the
drive are live 5 minutes after it is disconnected from mains.
WARNING!
Before you do electrical work, make sure that there is no voltage.
VACON · 100 COMMISSIONING AND ADDITIONAL INSTRUCTIONS
8
LOCAL CONTACTS: HTTP://DRIVES.DANFOSS.COM/DANFOSS-DRIVES/LOCAL-CONTACTS/
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