9 Cleaning and Maintenance
SMA Solar Technology AG
48
SI80H-BE-BEN120810
Operating Manual
9 Cleaning and Maintenance
9.1 Cleaning the Enclosure of the Off-Grid Inverter
• If the enclosure is heavily soiled, use a soft brush to remove the soiling.
• If the enclosure is dusty, remove the dust with a soft cloth. Do not use solvents, abrasives or
corrosive liquids.
9.2 Cleaning the Sunny Remote Control
• Clean the Sunny Remote Control with a soft cloth. Do not use solvents, abrasives or corrosive
liquids.
9.3 Performing a Manual Equalisation Charge
Perform a manual equalisation charge at least once a year. After extended periods without charging
(e.g. systems operated seasonally), perform a manual equalisation charge at the end or start of the
season.
Requirement:
☐ The Sunny Remote Control must be in standard mode or user mode.
1. Select the
Battery
display page on the Sunny Remote Control and press the button
(see Section 4.3.5 "Operating and Configuring the Off-Grid Inverter", page 30).
2. Select the
Equalize
parameter and set to
Start
.