Maintenance 1057MaintenanceWhat this chapter containsThis chapter contains preventive maintenance instructions.WARNING! Only qualified electricians are allowed to do the workdescribed in this chapter. Read the complete safety instructions beforeyou install, commission, use or service the drive. The complete safetyinstructions are given in Safety instructions for ACS880 multidrivecabinets and modules (3AUA0000102301 [English]).Maintenance intervalsThe table below shows the maintenance tasks which can be done by the end user. Thecomplete maintenance schedule is available on the Internet(www.abb.com/drivesservices). For more information, consult your local ABB Servicerepresentative (www.abb.com/searchchannels).LegendI Inspection (visual inspection and maintenance action if needed)R ReplacementP Performance of on/off-site work (commissioning, tests, measurements or other work)Recommended annual actions by the userAir inlet and outlet meshes (IP22/IP42) ICabinet door filters (IP54) RAmbient conditions (dustiness, moisture, corrosion, temperature) I