Performance 93 installed 5 years ago.
Last week I had a new thermostat installed but problem has not been resolved.
Here is the pattern since then:
New thermostat installed Wed March 9th and program set to come on at 5:30 AM during the week and 6:30 on the weekend; however,
• Since then the furnace has come on around 4:00 in the morning on Thursday March 10, Saturday March 12, Sunday March 13, Wednesday March 16, Thursday March 17 and this morning.
• On Wed March 16 at 6:40 PM I tried to increase the temperature by 2 degrees but the furnace didn’t come on. I used the fireplace for the evening.
• On Thursday March 17 in the Am the temperature showed it was set for 19.5 and the indoor temperature was 17.5, but the furnace didn’t come on. I went down and flipped the power off and on and then fan started and then stopped after a minute or so. The heat didn’t kick in. I increased the setting to 20.5 but the heat still never came on. I waited 20 minutes then turned off the