Replacing The Batteries; Power Outages - Honeywell Chronotherm III Owner's Manual [Page 20] | ManualsLib
How to change your thermostat batteries - by John C Flood - YouTube
Honeywell Chronotherm III won't allow me to put the hold setpoint below 73. This is fine for me but my wife is not handling it well and cannot sleep. Any suggestions? :
Replacing The Batteries; Power Outages - Honeywell Chronotherm III User Manual [Page 16] | ManualsLib