Table of Contents
How do you turn on a Lennox thermostat?
Lennox Thermostat Programming Instructions Open the door on the side of the thermostat if your thermostat is not touch-screen. Press the “Day/Time” button to set the current day and time. Press and hold the “PROG” button for five seconds to select the five-day span on which the heating or cooling cycle will run.
How do I turn off my digital thermostat?
How to Turn Off a Programmable Thermostat Lift the cover on the programmable thermostat. Video of the Day. Identify the different controls. Move the tab on the switch labeled cooling, heating and off to the off position. Close the cover on the programmable thermostat.
What does ambient lockout mean on Lennox?
Ambient lockout This indicates that either the outdoor temperature is above or below the balance point temperature settings. The low balance point setting prevents heat pump heating below the set point and back up heat will be used.
Does Lennox thermostat have batteries?
Remove your Lennox thermostat from the wall if the display is blank. Remove it by pulling it straight out from the wall plate. Open the battery compartment and remove the old AAA alkaline batteries. Insert new batteries, close the compartment, then place your thermostat back on the wall.
Is it OK to turn off the thermostat?
Don’t ever turn off your thermostat completely off, no matter what time of year. The risks for damage to your home are too great. Instead, adjust your thermostat appropriately if you are going to leave for any extended period of time. In the winter set your thermostat no higher than 68 or 70 degrees Fahrenheit.
Is it better to turn thermostat off or down?
We recommend keeping your thermostat at 68 degrees Fahrenheit while you’re awake at home, and then setting it back 10 to 12 degrees when you’re away or asleep. This strategy can save you as much as 10 percent a year on your energy bill, according to ENERGY STAR®.
How do I turn off the schedule on my thermostat?
Ensure that the thermostat controller is currently set to the function you want to program, either “Heat” or “Cool.” To cancel a schedule, press and hold the up arrow button and the “Hold” button simultaneously for up to 4-seconds. Release the two buttons at the same time.
How do you take a Lennox thermostat off the wall?
First, turn off the power supply to the air handler that provides the thermostat. Then use a knife to gently remove the thermostat from the subbase. This exposes the connections of the thermostat wire, and two screws, one on each side that fixes the subbase to the wall.
How do you reset a Lennox furnace?
Steps to Reset a Lennox Furnace Turn off the power switch to the furnace. Turn off the power switch on the furnace, which will be located on the side of the control panel–it will look very similar to a wall light switch. Remove the front panel of the furnace. Find the reset button. Turn the power back on.
How do you reset schedule on Lennox thermostat?
Here are the step-by-step reset instructions: 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.
Why is my Lennox thermostat not working?
The first thing you should do if your thermostat isn’t working is to check the batteries. Most likely, the batteries have died and the thermostat is unable to turn on. Check to determine if your thermostat works after replacing the batteries. If this is not the case, move on to the next step.
How do I reset my Lennox Smart Hub?
PUSH BUTTON FUNCTIONS The Smart Hub push button switch has two primarily functions. Rebooting: Press and hold the button for five seconds to reboot the Smart Hub.
How do I know if my thermostat needs a battery?
Check the screen: Check the screen of the thermostat and make sure that it is lighted. A blank or unlighted screen could indicate a thermostat failure. Check the batteries: Many modern thermostats rely on battery power to operate. If the screen is blank or unlighted, a battery change could solve the problem.
How do I get the pin for my iComfort thermostat?
Where and how do I generate a pin? If you add an iComfort ® using the iComfort ® S30 Mobile App or via the web portal, you’ll need to generate a pin on your thermostat under menu > settings > account.
What does circulate mean on a Lennox thermostat?
In the CIRCULATE mode, the user can cycle the fan for a programmed period time of active time per hour during periods of equipment inactivity (i.e., heating or cooling equipment not running).
What is low ambient lockout?
As mentioned earlier, a low ambient lockout can prevent a unit from accidentally being turned on at low ambient. An A19ABC-74 is an effective, low cost, low ambient lockout. Commercial air-conditioners with more than one condenser fan are usually equipped with fan cycling controls.
How do I know if my thermostat is broken?
7 Ways to Tell Your Thermostat Is Broken Thermostat Has No Power. AC or Furnace Won’t Turn On. Heater or AC Won’t Turn Off. Thermostat Doesn’t Match Room Temperature. Thermostat Doesn’t Respond. Short Cycling. Thermostat Forgets Programmed Settings.
Why is my Lennox iComfort thermostat blank?
If your thermostat is blank, the first thing you should do is check the batteries. Chances are, the batteries have died and the thermostat simply can’t power on. Replace the batteries and see if your thermostat turns on.
