Sunny Boy 2500U
Installation and Operator’s Manual
SB2500U-11:NE
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44
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SMA Regelsysteme GmbH
5 Troubleshooting
Our quality management strategy includes a constant quality improvement of our prod-
ucts. We always are concerned to avoid all failures and malfunctions of our products.
The product you purchased was shipped after successfully passing numerous tests con-
cerning the operation behavior and the disconnection devices as well as long term heavy
duty tests.
We recommend to conduct the following steps in case your PV-plant does not operate
correctly:
•
check the connection to the grid and to the PV-panels - pay attention to all safety
measures listed in chapter 2 “Installation”.
•
check the blinking code on the lid of the Sunny Boy and compare the code with the
blinking codes in chapter 4. Follow the countermeasures listed there, if necessary
contact the installer.
•
check the ”Mode“ and ”Error“ messages in the monitoring system if present.
•
contact the Sunny Boy service if the system malfunction persists. The address is
listed in the appendix.
In order to let your PV-plant operate again as soon as possible it is essential to provide
the following information:
