SMA SUNNY BOY 3800-US - Cleaning the Inverter; Cleaning the Fan Enclosure

6 Cleaning and Care SMA America, LLC
32 SB30-40-BA-eng-BUS121010 User Manual
6.3 Cleaning the Inverter
• If the inverter is dirty, clean the enclosure lid, the display and the LEDs using only clean water
and a cloth. Do not use any cleaning agents (e.g. solvents or abrasives) for this.
6.4 Cleaning the Fan Enclosure
If the inverter displays the message "Derating", the fan enclosure is probably dusty or dirty.
Figure 8: Position of the fan enclosure with fan
• Check whether the fan enclosure is dusty or dirty.
If the fan enclosure is dusty, clean the fan enclosure using a vacuum cleaner.
If the fan enclosure is dirty, contact the installer.
Position Description
A Fan enclosure with fan