Hughes Power Watchdog EPO error code E1
Line 1 voltage error - park voltage on line 1 rose above 132 V or fell below 104 V, so the Watchdog cut power to the RV.
What to check, and in what order, is in the app. The flow RV surge protector / EMS fault lookup walks this code step by step with the pass/fail measurements, wiring schematics and procedures that go with it, and it works offline in the bay.
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- Hughes Power Watchdog PWD30-EPO / PWD50-EPO Manual (ManualsLib web transcription of the OEM guide)Hughes Autoformers (via ManualsLib)
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