Issue overview

Minimum Exhaust Flow Fraction Schedule Name in ZoneHVAC:ExhaustControl seems to be not 1 but 0 by default, which results in no exhaust air flow when this field is left blank.
See the UnmetHours link for details.

Operating System (Multiple choices)

Any

Operating System Version

Any

Version of EnergyPlus

25.1.0

Unmethours link or helpdesk ticket number

https://unmethours.com/question/102547/zonehvacexhaustcontrol-does-not-work/

Defect file

No response