| Recommended Maintenance- intervals | Maintenance work | |
| 6 months * | Cleaning or replacement | Filter mats in the air intake filter |
| 6 months * | Cleaning | Inside of the cabinet fans |
| 12 months * | Function check | Emergency stop (OFF) |
| 12 months | Cleaning | Power section of the heat sink |
| Visual inspection | Contact connection Fuses Switches Overvoltage protection Redundant auxiliary power supplies Check all parts in the cabinet for
| |
| Visual inspection (and replacement, if necessary) | All warning labels | |
| Function check | Fans Door contacts Operating lights and fault lights | |
| 12 months | Torque check | Input, output, Check the status of the screws |
*Maintenance-intervals can be changed depending on the place of installation.