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Symptom: the battery holds charge but never supports the load — the site imports from the grid with a full bank, day after day.

Check first

  1. Mode and thresholds on the platform’s settings page — most “won’t discharge” calls are a reserve, a mode, or a TOU window doing its job.
  2. Is the sensing right? If the CT/meter is wrong, the inverter doesn’t know the house has load — Energy-Flow Test direction check.
  3. Is SOC live? Comms down can freeze discharge decisions — verify the SOC updates.
“Inverter buys from grid with a full battery” is this page. Walk mode → TOU → reserve → sensing in that order, and demonstrate the corrected behaviour to the customer before leaving — it is the highest-repeat complaint on hybrid sites.

Escalate when

  • Configuration verified correct, sensing test passed, and the battery still never discharges — collect the settings snapshot and SOC/voltage readings for Kent service.
  • Discharge stops far above any configured threshold with comms healthy.