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- Fri Jun 21, 2024 12:30 pm
- Forum: Help and Advice
- Topic: MA-RSD not working with hot outside
- Replies: 1
- Views: 3178
MA-RSD not working with hot outside
It appears when it is hot outside 90+ in the afternoon, the upstairs (Zone-2) receives no air flow. The rest of the house (Zone-1) is working as design with cool air. I check the thermostat and is is correct and says cooling in Zone 2. The board on the HVAC is greenlit with Zone 2 and the unit is bl...