Search found 2 matches
- Wed Jan 24, 2024 6:10 pm
- Forum: Help and Advice
- Topic: Is my MA-ND4 malfunctioning?
- Replies: 2
- Views: 4982
- Sat Jan 20, 2024 8:34 pm
- Forum: Help and Advice
- Topic: Is my MA-ND4 malfunctioning?
- Replies: 2
- Views: 4982
Is my MA-ND4 malfunctioning?
I noticed the furnace is not keeping the house warm as it should. Then I went to the basement a noticed the zone control damper, a MA-ND4 model, keepings flashing between green and red (open and close, respectively). I tried to power cycle the power switch and nothing changes. Is this MA-ND4 malfunc...