User Manual Q&AAnswer
Jun 06, 2025 - 09:06 AM
If your APsystems Microinverter is not operating correctly, you can troubleshoot the issue following these steps:
1. **Check Status Indications:**
- Look at the Operation LEDs on the microinverter for indications of its status.
- Green LED blinks when DC power is first applied to indicate successful startup.
- Different LED patterns indicate different operational states (producing power, communicating with ECU, etc.).
2. **GFDI Error:**
- A solid red LED indicates a Ground Fault Detector Interrupter (GFDI) error in the PV system.
- Contact your local APsystems Technical Support for assistance in resolving this error.
3. **ECU_APP:**
- Use the APsystems ECU_APP available in the EMA Manager APP for on-site troubleshooting.
- Connect the ECU_APP to the ECU hotspot to check microinverter status, ZigBee signal strength, and other data.
4. **Installer EMA:**
- Access your installer account on the EMA web portal or EMA Manager APP to check module data remotely.
- Monitor DC and AC voltages and currents to identify potential issues.
5. **Troubleshooting Guide:**
- Refer to the Troubleshooting Guide provided by APsystems for more in-depth guidelines on fixing PV installations powered by APsystems microinverters.
6. **APsystems Technical Support:**
- Contact APsystems' local Technical Support team for assistance with troubleshooting and resolving installation issues.
- Do not attempt to repair the microinverters yourself; always seek professional support.
By following these troubleshooting steps and utilizing the resources provided by APsystems, you can effectively diagnose and address any operational issues with your APsystems Microinverter.
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