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Cabinet
Cleaning the interior of the cabinet
WARNING! Only qualified electricians are allowed to do this work. Read the
complete safety instructions of the drive. Ignoring the instructions can cause
physical injury or death, or damage to the equipment.
WARNING! Use a vacuum cleaner with an antistatic hose and nozzle, and wear a
grounding wristband. Otherwise an electrostatic charge might build up and
damage the circuit boards.
1. Disconnect the drive from the AC power line and make sure it is safe to start the work.
See section
Basic electrical safety precautions
2. Clean the interior of the cabinet. Use a vacuum cleaner and a soft brush.
3. Clean the air inlets and outlets of the fans.
4. Clean the air inlet grating of the door.
5. Close the door.
Cleaning the air inlet meshes (IP22 and IP42)
WARNING! Use a vacuum cleaner with an antistatic hose and nozzle, and wear a
grounding wristband. Otherwise an electrostatic charge might build up and
damage the circuit boards.
Check the dustiness of the air inlet meshes. If the dust cannot be removed by vacuum
cleaning from outside through the grating holes with a small nozzle, proceed as follows:
1. Recommendation: De-energize the fans by switching off the supply unit.
2. Remove the fasteners at the top of the grating.
3. Lift the grating and pull it away from the door.
4. Vacuum clean the mesh.
5. Reinstall the mesh and grating in reverse order.
2
3
on page 96.
4
Maintenance 121
6
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