To reset an AC remote, you can follow these general steps:
Remove the batteries: Open the battery compartment on the back of the remote and take out the batteries. Make sure the remote is completely powered off.
Press and hold a button: While the batteries are out, press and hold any button on the remote for about 5 to 10 seconds. This step is done to discharge any remaining power in the remote and reset its internal circuitry.
Reinsert the batteries: Put the batteries back into the remote, ensuring they are inserted correctly according to the polarity markings inside the battery compartment.
Power on the remote: Press the power button or any other button on the remote to turn it on.
Sync with the AC unit: If your AC unit has a reset or pairing button, press it and then point the remote towards the AC unit. Press the appropriate buttons on the remote to pair it with the AC unit, following the instructions provided by the manufacturer. If there is no reset or pairing button on the AC unit, proceed to the next step.
Set the remote to the desired mode: Depending on your AC model, set the mode (cooling, heating, fan, etc.), temperature, and other settings as needed.
It's important to note that the specific steps for resetting the AC remote may vary depending on the brand and model of your air conditioner. If you have the user manual for your AC unit, it would be helpful to consult it for detailed instructions on resetting the remote.