If your the screen on your thermostat is blinking, it may just mean
that the battery is low
, and this is simply your unit's way of telling you to replace its batteries before it dies entirely. If this is the case, unscrew the thermostat from your wall and replace its batteries.
Why is the snowflake on my thermostat flashing?
According to it, if your thermostat has a blinking/flashing snowflake or flame, your furnace or
air conditioner has been put in lockout mode to stop your compressor from cycling too quickly
. It will stay in lockout mode for 5 minutes.
What does it mean when the snowflake is flashing on my thermostat?
Check the thermostat's display to confirm that there's a call for cooling, usually indicated by the words “cool on” or a snowflake icon. If the “cool on” or the snowflake icon is flashing, the thermostat is
in delay mode
, which can take up to 5 minutes. This delay is to protect your equipment from short cycling.
Why is my thermostat in delay mode?
A delay is used
to protect your heating and cooling equipment from coming
on too quickly (known as short cycling), which can cause damage. The thermostat has a built-in compressor protection (minimum off timer) that prevents the compressor from restarting too early after a shutdown.
How do I reset my thermostat?
- Turn your thermostat off by switching it to the off position.
- Find the breaker that powers your HVAC system and turn it off.
- Wait 30 seconds and turn the breaker back on.
- Turn your thermostat back on.
What does a blinking star mean on a thermostat?
If you see a flashing light on your thermostat, that's
a signal that there's a problem with your outdoor unit
. When this happens, your outdoor unit will shut off and send a signal to your thermostat, causing it to blink. Thing is, that signal doesn't mean your indoor unit is made aware of the problem.
What does it mean when cool on flashing on Honeywell thermostat?
When your thermostat display says “Cool On,” this is an operation mode that's controlled by your thermostat. When you see this cooling message, it essentially means
your AC unit is working to pump cool air into your home
.
How do I know if my Honeywell thermostat is bad?
- Sign #1: Your thermostat has no power or is unresponsive. …
- Sign #2: Your heater or A/C won't turn ON. …
- Sign #3: Your A/C or heater runs constantly and won't turn OFF. …
- Sign #4: Room temperature and setting don't match. …
- Step #1: Make sure thermostat is on the right setting.
How do you reset a Honeywell thermostat?
To reset your Honeywell Thermostat,
switch it off, remove the batteries, and put them back in reverse polarity
: negative terminals facing positive. After 5 seconds, reinsert them the right way.
What is temporary hold on Honeywell thermostat?
The temporary hold setting is
when you change the temperature setting to a different temperature and it stays at that setting until the next schedule change
. The permanent hold setting holds the temperature setting you have chosen for an indefinite time. This overrides your scheduled settings.
When should I reset my thermostat?
Why Reset Your Thermostat
Any time you are having an issue with heating and cooling units
, such as after a sudden power failure or after your children have had ‘control' of the system while you've been away, resetting the thermostat should be the first thing you try when attempting to rectify HVAC system issues.
Why is my thermostat not working?
Try replacing the batteries, then check for a blown fuse or tripped breaker in the electrical panel. If the thermostat is still unresponsive,
make sure the breaker is shut off and remove the cover
. … If the wiring looks corroded, consider replacing the thermostat.
This is where the “Hold” button on your thermostat comes into play. By pressing “Hold”,
your thermostat will lock in the temperature it's currently at until you change it again
. When you are ready for your normal schedule to resume, simply press the “Run” button and return to your typical programming.
Arrow Buttons – Normally,
a thermostat has two arrow buttons for resetting the temperature higher or lower
. If you adjust these, the new setting is temporary, only lasting until you have reached the end of the previously set program.
