70 SMC9-11TLRP-IA-en-51 Installation Manual
10 Troubleshooting SMA Solar Technology AG
3. Clean the ventilation grids with a soft brush, a paint brush, or compressed air.
10.5 Cleaning the Ventilation Grids
1. Remove the ventilation grids towards the side.
2.
Damage to the inverter due to foreign bodies
• Do not remove the ventilation grids permanently, otherwise foreign bodies could enter into
the enclosure.
4. Close the recessed grips with the ventilation
grids. Ensure the assignment is correct. Each
ventilation grid is assigned to an enclosure side
on the inside: "links/left" for the left-hand side
and "rechts/right" for the right-hand side.
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