Error codes › Water Heater — Tankless › Furrion FWH09 (tankless) › E5

Furrion FWH09 (tankless) error code E5

WarningWater Heater — TanklessVerified against the manufacturer's manual

Air pressure switch / blower circuit fault. Blower not running or pressure switch not closing.

What to check, and in what order, is in the app. The flow Furrion FWH — E5 (blower / air pressure switch) full procedure 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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