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- Sat Jul 16, 2011 2:38 pm
- Forum: Help and Advice
- Topic: MA-ND3 motor failure
- Replies: 1
- Views: 6195
MA-ND3 motor failure
Six year old house (we bought it a year ago) three zones (UZC3C board). Two zones use MA-ND4 dampers with Honeywell 8000 thermostats. One zone uses MA-ND3 damper with White Rogers thermostat. Not sure why the original installer would use different thermostats and dampers - guessing that the house ...