SMA Solar Technology AG 10 Maintenance and Cleaning
Installation Manual SB30-50TL-21-IA-en-21 69
10 Maintenance and Cleaning
10.1 Cleaning the Inverter
10.2 Checking Heat Dissipation
If the inverter regularly reduces its power output due to excessive heat (temperature symbol on the
display lights up), this may be for one of the following reasons:
• The cooling fins on the rear side of the enclosure are clogged.
– Clean the cooling fins using a soft brush.
• The air ducts at the top are clogged.
– Clean the air ducts using a soft brush.
Damage to the display due to the use of cleaning agents
• If the inverter is dirty, clean the enclosure lid, the display and the LEDs using clean water and
a cloth only.
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