■ Replacing the auxiliary 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. Remove the upper front covers. See section Connection procedure on page 90.
3. Release the retaining clips.
4. Lift the fan off.
5. Unplug fan power supply wires.
6. Remove the grille
7. Install the new fan in reverse order.
Note: Make sure that the arrow on the fan points up.
8. Replace the front covers.
152 Maintenance