SMA SUNNY BOY 3800TL-US Installation Manual page 72

11 Troubleshooting
4. Loosen the screw on the display and flip the display
up until it clicks into place.
5. Push both locking tabs of the fan casing towards the
fan and remove the fan along with the fan casing.
6. Push the fan out of the fan guard from the rear side.
Cleaning the Fan
7. Remove the fan and clean it with a soft brush, a paint brush or a cloth and water. Clean the fan
guard as well.
Damage to the fan through use of compressed air
• Do not use compressed air to clean it. This could damage the fan.
Inserting the Fan
Correct airflow direction
8. Slide the fan into the fan guard.
The arrows on the fan and the fan guard must point
in the same direction one after the other.
72 SB3-5TLUS22-IA-en-16
SMA America, LLC
Installation Manual