Ambient Weather Support

While in Normal Mode, press and hold the SET key for at least three seconds to enter the Set Mode. The first setting will begin flashing. You can press the SET key again to skip any step, as defined below.

Note: In the Set mode, press the [+] key or [–] key to change or scroll the value. Hold the [+] key or [–] key for three seconds to increase/decrease rapidly.

Note: To exit the Set mode at any time, press the SNOOZE/LIGHT button on the top of the display console.

1. 12/24 Hour Format (default: 12h):. Press the SET key again to adjust the 12/24 hour format setting (FMT). Press the [+] key or [–] key to change between 12 hour and 24 hour format.
2. Change Hour. Press the SET key again to set the hour. Press the [+] key or [-] key to adjust the hour up or down. Note the PM icon is present during afternoon hours.
3. Change Minute. Press the SET key again to set the minute. Press the [+] key or [–] key to adjust the minute up or down.
4. Date Format (default: MM-DD): Press the SET key again to enter the day/month format mode. Press the [+] key to switch between MM-DD-YY, DD-MM-YY.
5. Change Month. Press the SET key again to set the calendar month. Press the [+] key or [–] key to adjust the calendar month.
6. Change Day. Press the SET key again to set the calendar day. Press the [+] key or [–] key to adjust the calendar day.
7. Change Year. Press the SET key again to set the calendar year. Press the [+] key or [–] key to adjust the calendar year.

Product Manual
https://ambientweather.com/mwdownloads/download/link/id/537/

Product Page
https://www.ambientweather.com/amws12.html