Table of Contents
Why is my Honeywell thermostat not cooling my house?
If the coils are dirty, your AC will not be able to heat or cool the air as well as it did before. Check your AC’s coils to see if there is any buildup on them. If you do need to clean them, make sure to turn off the main unit before cleaning out the coil.
Why is my Honeywell thermostat not holding temperature?
One of the most common causes of a thermostat not reaching the set temperature is a damaged or broken sensor. When a sensor is the issue, the thermostat’s reading of the surrounding temperature will be incorrect.

Why won’t My Honeywell thermostat stay on?
There are a number of reasons why your Honeywell thermostat may not be turning on. For example, your thermostat may need new batteries. Or, there could be an issue with the wires inside the thermostat. The thermostat may also be confused, in which case it may require a factory reset.
What temperature should you set your thermostat in the winter?
68 degrees Fahrenheit
The ideal thermostat temperature in the winter is 68 degrees Fahrenheit when you’re at home. Energy.gov suggests that 68 degrees is a good room temperature while you’re awake at home but recommends lowering it while you’re asleep or away.

What temperature should heating be set at?
The Energy Saving Trust recommends heating your home to between 18 to 21 degrees Celsius during winter. And The World Health Organisation (WHO) suggests 18 degrees is the ideal temperature for healthy and well-dressed people. Both agree this is also the ideal temperature for sleeping.
Why is my Honeywell thermostat blowing hot air instead of cold?
Some common reasons your AC is blowing warm air include: The thermostat is on the wrong fan setting. Your air filter is dirty. You have a refrigerant leak.
Why is my thermostat not holding temperature?
If your unit isn’t calibrated correctly, this could lead to a thermostat not reaching set temperature. Luckily, a simple recalibration should do the trick. This problem typically occurs with newer thermostats or systems that just experienced a power outage. Older thermostats may also need a recalibration over time.
What is the range of a t6069 thermostat?
T6069 thermostats control line voltage valves and/or blower motors on fan coil units in manual changeover heating/cooling systems. The thermostats feature a single System and Fan speed switch. Range 44-86F.
What is a t6169 fan thermostat?
Honeywell FAN THERMOSTATS TóOó9/T6169 thermostats control line voltage valves and/or blower motors on fan coll units in manual or automatic changeover heating/cooling systems. The ‘16069 models feature separate System and Fan s eed switches. The T41á9/T6169 thermostats feature s e System and Fan speed switch.
How many wires are in a t6069c fan?
Fig. 8a – T6069C, 6-wire for dual “VC” serie valve ( 2 wire + common version ), cycled fan, manual heat / cool changeover. VC valve 2 wire + common 3 SPEED FAN HI MED LO L BROWN BLUE RED ORANGE BLACK FAN HI MED LOW SYSTEM HEAT O F COOL 1 RISE L1 T1 S1 4 3 6 2 N VC val e 2 wire + 3common 6 YELLOW2 3 SPEED FAN
What is the difference between t6069c and t6069d?
T6069C: For use with 2 valve (4-pipe) manual heat-cool changeover systems. Cycled fan operation With Heat-Off-Cool system switch and 3-position fan speed selection switch T6069D: For use with e valve (2-pipe), remote heat-cool nge over systems.