￭ Replacing the circuit board compartment cooling fan (frames R10 and
R11)
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 do the steps in section Electrical safety precautions (page 18) before
you start the work.
2.
Remove the drive module out of the cabinet as described in section Replacing the drive
module (frames R10 and R11) on page x.
3. Undo the fastening screw of the fan enclosure.
4. Unplug the power supply cable of the fan.
5. Install the new fan in reverse order.
6. Reset the counter (if used) in group 5 in the primary control program.
172 Maintenance
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