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88 Maintenance
Replacing the cooling fans
These instructions are applicable only to frame sizes R1, R2, R3 and R4. Frame R0
units do not have a cooling fan.
Parameter 05.04 Fan on-time counter shows the running time of the cooling fan.
After you replace the fan, reset the fan counter. Refer to the firmware manual.
You can get replacement fans from ABB. Use only ABB specified spare parts.
￭
To replace the cooling fan for frame size R1
WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or
death, or damage to the equipment can occur. If you are not a qualified
electrical professional, do not do installation, commissioning or
maintenance work.
1.
Stop the drive and do the steps in section
precautions (page 16)
2. Press the two clips by fingers to open the fan cover.
3. Carefully lift the fan cover out of the drive. Note that the fan cover holds the
cooling fan.
2
3
4. Disconnect the fan power cable.
4
5. Free the fan clips and remove the fan from the fan cover.
6. Install the new fan into the fan cover. Make sure that the air flow is in the correct
direction. The air flows in from the bottom of the drive and out from the top
before you start the work.
2
Electrical safety
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