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Partner Academy · Deye

Fault F13

Grid Mode Changed

Grid operational mode changed

Deye service: Grid Mode Changed — GRID contacts + restart.

Field checks

  1. Check tightness of AC grid input contacts on the GRID path.
  2. Restart the inverter after restoring solid GRID connections.

FAQ

What does Deye F13 mean?
Grid operational mode changed
What should I check for Deye F13?
  1. Check tightness of AC grid input contacts on the GRID path.
  2. Restart the inverter after restoring solid GRID connections.
When should I contact Inversol?
After noting the exact code, model, SN, and operating mode, complete the field checks. If the code returns after a clean power cycle, contact Inversol WhatsApp support with a photo of the display.

Partner lookup — not a substitute for the official Deye service manual or live measurements. Firmware maps can differ by model family.

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