Next, gently pull the cover away from the.

How to change battery in honeywell touchscreen thermostat. Insert your fingers at the bottom of the cover plate, and pull it outwards. Note down the size of the battery that was used previously. A number of models do, though, and if you need to change your honeywell thermostat battery, you need to.

Once you have taken off the cover it is. Honeywell sells a variety of thermostats, and not all require batteries. Locate the position of the battery for changing.

First, locate the battery cover on the back of the thermostat. Wait five minutes after removing. Replace the batteries that are old with brand new ones.

Remove the wall plate from the device. Slide the cover plate back on the. You can now replace the old batteries with a pair of new aa batteries.

Put your fingers at the bottom of the thermostat. Remove the older 3 batteries and replace them with 3 new aaa batteries. Put the new batteries in the compartment and slide the protective plate over them.

Put the thermostat in the ‘off’ position and remove the batteries. Replace them with new ones. Remove the old batteries and correctly insert the new ones.