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AmanaAMVC96 two-stage gas furnace

Code 7 Flashes · Two-stage variable-speed gas furnace · easy

During a fall tune-up, the homeowner mentions the furnace 'works fine' — but the integrated control's diagnostic LED is blinking seven red flashes while the furnace runs. They want to know if it's safe to ignore.

Based on

Amana error-code database — 7 Flashes (low flame sense microamp signal)Amana gas furnace installation guide (2021F)HVAC School — Flame Sensor Troubleshooting & Install