260 Maintenance
■
Replacing the second auxiliary cooling fan, IP55 (UL Type 12) frames
R8...R9
WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or
death, or damage to the equipment can occur.
1.
Stop the drive and disconnect it from the power line. Wait for 5 minutes and
then make sure by measuring that there is no voltage. See section
safety precautions (page 24)
2. Remove the front cover: Loosen the retaining screws (16 pieces) with a
screwdriver (2a) and lift the cover from the bottom outwards (2b) and then
up (2c).
3. Remove the lower cover panel from the cover.
4. Unplug the fan power supply wires from the connector on the other side of
the IP55 (UL Type 12) front cover.
5. Remove the retaining screws (5a) and pull off the fan (5b).
6. Install the new fan in reverse order.
Note: Make sure that the arrow on the fan points up.
x16
2a
before you start the work.
2c
2b
3
4
5a
Electrical
5a
5b