Replacing The Ip54 (Ul Type 12) Roof Fan Of Frame R9; Precautions Before Electrical Work; On Page - ABB ACS880-07 Hardware Manual

154 Maintenance

Replacing the IP54 (UL type 12) roof fan of frame R9


WARNING! Obey the instructions in chapter
ignore them, injury or death, or damage to the equipment can occur.
1. Stop the drive and do the steps in section
16 before you start the work.
2. Lift the front and back gratings upwards and remove them.
3. Loosen the mounting screws of the fan cover.
4. Lift the cover off.
5. Disconnect the fan supply wires.
6. Loosen the mounting screws of the fan.
7. Lift the fan off.
8. Install the new fan in reverse order.
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3
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4
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3
Safety

Precautions before electrical work

6
6
6
instructions. If you

on page

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