Fault rules for HVAC
FDD fault rule types, YAML format, and expression cookbook for HVAC and building systems. Rules are 100% Brick-model driven: inputs reference Brick classes only; column mapping comes from the Brick TTL and Brick external timeseries references (timeseries storage), which Open-FDD embraces at the heart of FDD.
| Page | Description |
|---|---|
| Overview | Rule types, stack/rules, hot reload, Brick inputs |
| Test bench rule catalog | Links to reference YAML under openclaw/bench/rules_reference/ (AHU FC, chillers, weather, etc.) |