Here are the steps to take if your solar inverter is broken or failing: Contact a professional: Call an expert to inspect, repair, or replace the inverter. Unplug devices: Disconnect appliances to avoid further issues. Check error codes: Use the manual to understand warning lights. For many homeowners and system owners, inverter shutting down feels sudden, confusing, and sometimes even alarming. One moment everything looks fine, and the next, power production drops to zero. If this has happened to you, you're definitely not alone. Over the years, I've seen countless cases. g INVT SP100 series solar pump inverter. Read the manual carefully nge descriptio duct a in Appendix D Peripheral ac capacitor setting method dded Table D-3 Output filter selecti But when power is restored, the charge controller pull as much power as it can for the DC power supply (like it's supposed to) to charge the batteries, but this makes the inverter shut off. My guess is that the inverter is seeing close to 15 volts and is shutting down to protect itself.
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