How To Change Battery In Honeywell Thermostat Rth2310b. The rth2310b works with most heating and cooling systems and gas fireplaces. Rth2310 programmable thermostat battery replacement set the system switch to off before removing the batteries.
When the display screen changes, release the button. We changed batteries in our thermostat when the blinking battery icon came on but the icon never stopped blinking and we don't have any heat. Install fresh batteries when the replace battery warning begins flashing.
Here is the honeywell info.
The rth2310b works with most heating and cooling systems and gas fireplaces. The fan comes on but nothing else. Push the battery cover closed. You can try the honeywell website or hotline for more information, but it sounds as though the stat may have some damaged logic.