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Joined mainly to seek help with our Growatt Solar PV + battery storage system which has developed a fault. Background is 12 years service in Royal Signals working mainly with morse code (not much use in today's world!). This was followed by a short period of 6 months working as a Coffee &...

We have a Growatt SPH3~6k TL BL UP Inverter PV system with 6 x Growatt ML33RTA batteries which have been working fine until the evening of 20th Sept when they stopped charging & discharging and generated the following errors: BMS Error: 1: Depend on BMS error code 2:If error message still...