The "Change Filter" message is flashing and an icon of a lock is flashing. Cannot set or reset the thermostat. Even taking the batteries out has no affect.

Asked by Irfan on 11/09/2010 1  Answer

ManualsOnline posted an answer 13 years, 11 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here
1 How do I unlock the thermostat
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