SMA Solar Technology AG Maintenance and Cleaning
Installation Guide SMC9-11TLRP-IEN100640 61
8 Maintenance and Cleaning
8.1 Checking Heat Dissipation
8.1.1 Cleaning the fan
If the fan guards are only soiled with loose dust, they can be cleaned using a vacuum cleaner. If you
do not achieve satisfactory results with a vacuum cleaner, dismantle the fans for cleaning.
Procedure
1. Disconnect the inverter from both the DC and AC connections as described in section
7.2”Opening the Inverter” (page56).
2. Wait for the fans to stop rotating.
Cleaning the Fan Grills
3. To remove the fan grills:
– Press both latches on the right of the fan grill to
the right using a screwdriver and loosen from
the bracket.
– Carefully remove the fan grill.
4. Clean the fan grill with a soft brush, a paint brush,
a cloth or compressed air.
Cleaning the fan
5. Press the front latches backward and the rear latch
forward.
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