ABB ACS880-207 Hardware Manual page 97

1. Disconnect the drive from the AC power line and make sure it is safe to start the work.
See section Electrical safety precautions
2. Open the cubicle door.
3. Undo the four screws of the shroud in the upper part of the cubicle. Remove the
shroud.
4. Unplug the signal connector cable on top of the module.
5. Remove the screws in the busbars on top of the LCL filter module. Be careful not to
drop the screws inside the module!
6. Remove the fan of the LCL filter module. Unplug the signal connector cable and
remove the screws in front of the fan.
7. Remove the fastening screws in the busbar behind the module.
8. Remove the two screws that fasten the bottom of the module to the base of the
cabinet.
9. Install the module pull-put ramp: lift the module pull-out ramp against the cabinet base
so that the hooks of the base go into the ramp's holes.
10. Remove the two fastening screws that fasten the top of the module to the cabinet
frame.
11. Pull the module carefully out of the cabinet along the ramp. While pulling on the
handle, keep a constant pressure with one foot on the base of the module to prevent
the module from falling on its back.
12. Replace the module: install the module in reverse order. Mind you fingers. Keep a
constant pressure with one foot on the base of the module to prevent the module from
falling on its back. Note: Be careful not to break the fastening screws: tighten the
fastening screws of the module to 22 N·m (16.2 lbf.ft) and fastening bolts of the DC
output busbars to 70 N·m (51.6 lbf.ft).
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Plug the module signal wire set to the module signal connector.
•
Fasten the shrouds.
13. Remove the module pull-out ramp and close the cabinet doors.
on page 42.
Maintenance 97