Issue overview

Zone air flow mass balance is broken. Testing 5ZoneAirCooled_ZoneAirMassFlowBalance.idf example file in develop and in EnergyPlus version 8.7 shows that zone air flow mass conservation is broken.

Details

Some additional details for this issue (if relevant):
-Version of EnergyPlus v8.7

• defect was notices while fixing Zone exhaust fan impacts zone air balance incorrectly #6119

Checklist

Add to this list or remove from it as applicable. This is a simple templated set of guidelines.

• Defect file added (list location of defect file here)
• Ticket added to Pivotal for defect (development team task)
• Pull request created (the pull request will have additional tasks related to reviewing changes that fix this defect)