vacon 100 installation manual - VEM motors Finland Oy

vacon • 69Commissioning6.4 MaintenanceIn normal conditions, the AC drive is maintenance-free. However, regular maintenance is recommendedto ensure a trouble-free operation and a long lifetime of the drive. We recommendto follow the table below for maintenance intervals.NOTE: Because of capacitor type (thin film capacitors), reforming of capacitors is not necessary.Maintenance intervalRegularly and according togeneral maintenance interval6...24 months (depending onenvironment)Maintenance action• Check tightening torques of terminals• Check filters• Check input and output terminals andcontrol I/O terminals.• Check operation of cooling fan• Check for corrosion on terminals,busbars and other surfaces• Check door filters in case of cabinetinstallation24 months • Clean heatsink and cooling tunnel3...6 years • Change internal IP54 fan6...10 years • Change main fan6Tel. +358 (0) 201 2121 • Fax +358 (0)201 212 205