11 Cleaning and Maintenance
11.1
Cleaning and Checking the Sunny Island Inverter Enclosure
Damage to the inverter due to the use of cleaning agents
• If the inverter is dirty, clean the enclosure, the enclosure lid, the type label and the LEDs using only clean water
and a cloth.
• Ensure that the inverter is free of dust, foliage and other dirt. Carefully remove heavy dirt with a soft brush.
11.2
Cleaning the Sunny Remote Control
Damage to the Sunny Remote Control due to the use of cleaning agents
• If the Sunny Remote Control is dirty, clean the enclosure, type label, button, and display with a damp cloth only.
• Ensure that the Sunny Remote Control is free of dust, foliage and other dirt.
11.3
Performing a Manual Equalization Charge in the Off-Grid System
After extended periods without charging (e.g., systems operated seasonally), perform a manual equalization charge at
the end or start of the season.
Requirement:
☐ The Sunny Remote Control must be in standard mode or user mode.
Procedure:
1. Select the
Battery
display page on the Sunny Remote Control and press the button (see Section 5.3.2
"Displaying Parameters and Operating and Setting the System", page 30).
2. Select the parameter
Equalize
and set to
Start
.
11.4
Checking the Function
• For the first six months after installation of new systems, check every week whether error messages have been
logged. This will reveal any hidden errors in the installation or configuration:
– Switch to installer mode on the Sunny Remote Control (see Section 5.4.1, page 32).
– Select the menu
420# Error history
and check whether any error messages have been logged.
– If error messages have been logged, eliminate the cause (see Section 10 "Troubleshooting", page 46).
• Check every six months whether error messages have been logged:
– Switch to installer mode on the Sunny Remote Control (see Section 5.4.1, page 32).
– Select the menu
420# Error history
and check whether any error messages have been logged.
– If error messages have been logged, eliminate the cause (see Section 10.5 "Logged Warning Messages and
11 Cleaning and Maintenance
SMA Solar Technology AG
Operating Manual
93
SI30M-44M-60H-80H-BE-en-33
Summary of Contents for SUNNY ISLAND 3.0M
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