2.
Remove the drive module from the cabinet. See section Replacing the drive module
(frames R6 to R9) (page 148)
3. Undo the attaching screws of the handle plate of the drive module.
4. Remove the handle plate.
5. Vacuum the interior of the heatsink from the opening.
6. Blow clean compressed air (not humid or oily) upwards from the opening and, at the
same time, vacuum from the top of the drive module.
7. Reinstall the handle plate.
8. Install the drive module back into the cabinet.
Fans
The lifespan of the cooling fans of the drive depends on the running time, ambient
temperature and dust concentration. See the firmware manual for the actual signal which
indicates the running time of the cooling fan. Reset the running time signal after fan
replacement.
Replacement fans are available from ABB. Do not use other than ABB specified spare parts.
￭ Replacing the door fan (frames R6 to R9)
Applicability: For drives with option +F250, +L537, +B055, +Q951, +Q963, Q971 or +G300.
WARNING!
Obey the instructions in chapter Safety instructions. 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 20) before
you start the work.
2. Open the cabinet door.
3. Unplug the power supply wires.
4. Undo the two mounting screws of the fan.
5. Install the new fan in reverse order.
Maintenance 139
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