ZoneHVAC:HybridUnitaryHVAC - Return Air constraints not referenced #11566

Issue overview

Return Air constraints for temperature, humidity ratio, and relative humidity are validated but otherwise not referenced. These should be part of the check to ensure environment conditions have been met (see MeetsOAEnvConstraints()).

Additionally, Minimum Return Air Temperature and Maximum Return Air Temperature should not be constrained when left blank. Currently these are defaulted to 0, causing constraints to never be met.

Operating System (Multiple choices)

Any

Operating System Version

Any

Version of EnergyPlus

26.1

Unmethours link or helpdesk ticket number

N/A

Defect file

No response