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Installation and Operation Manual for Solar Power Inverter M70A EU V1.1 EN 2020-02-20
10 Maintenance
Replacing the DC surge protection devices
7. Plug in the power supply cable of internal fan 2.
8. Insert the cover for the DC surge protection devices.
9. To complete the maintenance work, follow the instructions
in the following section: ā10.12 Finishing the maintenance
work - connecting the inverter to the grid (AC) and solar
modules (DC)ā, page 139