SMA SUNNY BOY 3.8-US User Manual page 51

SMA Solar Technology America LLC
4. Unlock and remove the plug.
5. Unscrew the screws with a Torx screwdriver
(TX 20).
6. Remove the fan guard from the enclosure
opening.
7. Remove the fan from the fan guard. To do this,
slightly raise the locking tabs and push the fan
slightly forward. Remove the fan and the cable
together with the plug from the fan guard.
8.
Damage to the fan due to compressed air
• Clean the fan only with a soft brush, a paint brush, or a damp cloth.
User Manual SB30-77-1SP-US-40-BA-en-11
8 Troubleshooting
57