E-01 Error Code (Low Battery)

E-01 Error Code (Low Battery)

  • Issue: E-01 error code displayed, indicating a low battery.
  • During Rainy/Cloudy Days or Night:
    • Advise the customer that the battery may not charge well due to weather conditions. Recommend connecting to the grid to conserve energy.
  • During Sunny Days:
    • Clean the solar panels if covered with dust.
  • If the Issue Persists:
    • Check the polarity of the panel input to the battery using a multimeter. Correct any wrong polarity or disconnection.
    • Inspect charge controller settings and adjust if necessary (Absorb/boost: 28.8V, LVD: 23.5V, LVR: 25.6V, Float: 28.8V).

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