■ Replacing the main cooling fan, frame R8
1.
Stop the drive and do the steps in section Electrical safety precautions (page 15)
before you start the work.
2. Undo the mounting screws of the fan assembly.
3. Unplug the fan power supply and grounding wires from the drive.
4. Pull the fan assembly down.
5. Undo the mounting screws of the fan.
6. Install the new fan in reverse order.
Maintenance 149