APsystems DS3 Series - 6.2 Troubleshooting a non-operating APsystems Microinverter; 6.3 Maintenance

APsystems DS3 series User manual
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6. Troubleshooting
6.5 APsystems Technical Support
The APsystems local Technical Support team is available to support professional installers in becoming familiar
with our products and to troubleshoot installations when needed.
Do not attempt to repair APsystems Microinverters. Please contact your local APsystems Technical
Support.
①. Never disconnect the DC wire connectors under load. Ensure that no current is flowing in the DC
wires prior to disconnecting.
②. Always disconnect AC power before disconnecting the PV module wires from the APsystems
Microinverter.
③. The APsystems Microinverter is powered by PV module DC power. AFTER disconnecting the DC power,
when reconnecting the PV modules to the Microinverter, be sure to watch for the quick red light
followed by ten short green LED flashes.
6.6 Maintenance
APsystems microinverters do not require any specific regular maintenance.