Gree error code E6
Communication failure between control board and display/thermostat (or indoor and outdoor on split-style). Most common code on multi-zone Riverstone Gree systems.
What to check, and in what order, is in the app. The flow Gree E6 — Communication Failure (most common Riverstone Gree code) 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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- Gree / TOSOT / RecPro / Houghton Service Docs
- RecPro 877-447-9097
- Gree RV AC Diagnostic Service Reference - Technician Edition (rv-tech-resources/20-gree-rvac/Gree_RV_AC_Diagnostic_Service_Reference_Technician_Edition.pdf)
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