Sungrow Logger1000, User Manual

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78
Item Method
Working
environment
• Check to make sure there is no strong EMC interference device
around the Logger1000
• Check to make sure there is no hot source around the
Logger1000.
• Check to make sure there is no corrosive materials around the
Logger1000
Hardware
maintenance
• Check to make sure the power supply voltage is normal
• Check to make sure the cables are connected firmly
• Check to make sure the grounding cable is grounded properly
System cleaning
• Clean the enclosure, circuit board and the components
• Check the heat dissipation hole and the ensure it is not covered
Terminal and cable
connection
• Check if the screws of the control terminals are loose. Refasten
them with screwdriver if necessary;
• Check if the connection copper bar or screws are discoloring.
• Visually check the wiring layout and the device terminal
connection
Software
maintenance
• Log in Web to check the device communication situation
• Log in Web to check the parameter setting of the Logger1000
• Log in Web to check the software version of the Logger1000
9.3 Troubleshooting
The grounding cable must be grounded reliably. Otherwise, electric shock can
cause personal injury!
The common faults and troubleshooting is shown in the table below. If the problem still
cannot be removed by following the instruction in this manual, please contact SUNGROW.
9 Device Maintenance User Manual