Replacing R8i module cooling fan (speed-controlled version)
The module is equipped with a fan unit that contains two cooling fans.
WARNING!
Obey the safety instructions given in ACS880 multidrives cabinets and
modules safety instructions (3AUA0000102301 [English]). If you ignore
the safety instructions, injury or death, or damage to the equipment
can occur.
If you are not a qualified electrical professional, do not do installation
or maintenance work.
WARNING!
Use the required personal protective equipment. Wear protective gloves and
long sleeves. Some parts have sharp edges.
Before you start replacing the fan kit of the converter module, make sure that the
connector at the end of the fan kit cable is compatible with the counterpart in the
module. Black connector is compatible only with the black counterpart, and gray
connector only with the gray counterpart. If the connectors are not compatible, replace
the connector at the end of the fan kit cable. Use the connector in the old fan kit, or
order a suitable connector from ABB.
1. Stop the drive and do the steps in section Electrical safety precautions (page 44)
before you start the work.
2. Open the cubicle door.
3. Remove the shroud in front of the fan (if any).
4. Remove the screws holding the front cover plate. Lift the cover plate somewhat
to release it.
5. Disconnect the fan wiring.
6. Remove the unit below the fan.
7. Remove the screws of the fan unit.
Maintenance 115
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