SMA America, LLC Maintenance
Installation Guide SB50US-80US-eng-IUS112633 81
Cleaning the Fans
5. Press the front latches backward and the rear latch
forward.
6. Remove the fan by pulling it slowly and carefully downward.
7. Unlock and remove the plug.
The cables of the fans are long enough to disconnect the plug in the inside of the Sunny Boy.
8. Remove the fan.
9. Clean the fans with a soft brush, a paintbrush, or a cloth.
10. After cleaning, mount the fans and the ventilation grids in reverse order.
11. Check the function of the fans as described in section "Checking the Fans" on page 83.
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