How do I set by clock back three hours?

SOURCE: atomic clock sky scan model 87801

Press set button repeatedly -you get timezone mode and change your wished time zone and select your zone then press set button to normal mode and adjust the current time. kindly gave your rating after you read this.

SOURCE: A few days ago the

yes
the positon of minute hand not sync with chime strikes.
you fix the minute hand as 15.minute slower and adjust the current time using time adjuster switch not with minute hand ok.
try it and solve it

SOURCE: Skyscan atomic clock

press set button repeatedly -you get timezone mode and change your wished time zone
and select your zone then press set button.
to normal mode and adjust the current time.

SOURCE: How do I adjust the time zone. I set the clock

Take out the batteries, let stand for about 30 sec replace batteries and reset clock, when ask if you want to auto set daylight time "yes", and continue.

SOURCE: my solar clock needs setting. I set it back an

1) Pull the batteries and replace them, or gently insert a straightened paper clip into the "reset" hole in the back of the clock. The clock will beep.

2) Press the "receive" button" so the clock sets itself. The default time zone will be "EA".

3) Press the "adjust" button untill the time zone is showing (rather than the day-of-the-week).

4) Press and HOLD the "set" button down untill the hours digits start to flash.

5) Now press the "set" button again six times. The time zone characters will flash.

6) Press the "adjust" button untill your time zone appears.

7) Press the "mode" button to return the clock to normal operation.

8) Press the "adjust" button to display the day-of-week.