ABB ACS880-207, Hardware Manual

Page: 87 / 148

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Replacing the roof fan for IP54 cabinet (B055)
WARNING!
Obey the safety instructions given in ACS880 multidrive cabinets and
modules safety instructions (3AUA0000102301 [English]). If you ignore
the safety instructions, injury or death, or damage to the equipment can
occur.
If you are not a qualified electrical professional, do not do installation or
maintenance work.
WARNING!
Use the required personal protective equipment. Wear protective gloves and long
sleeves. Some parts have sharp edges.
1. Disconnect the drive from the AC power line and make sure it is safe to start the work.
See section Electrical safety precautions (page 46) .
2. Open the door of the cubicle.
3. Remove the shroud in front of the fan.
4. Remove all ventilation covers (lift and pull) and filters, and finally remove the roof plate
on top of the outlet. Unscrew all necessary screws securing the fan and remove the fan.
5. Pull the fan unit out.
6. Install a new fan in reverse order.
Maintenance 87