La Crosse Radio Controlled Atomic Clock "temp controls stop working" Questions

...stop. The hands go around and around without setting the time. We've set it outside facing Ft. Collins, CO at night. We've pushed the reset button. We've tried different batteries. It had worked fine ...

...temp. I will set it and it may work for a couple of hours then stop. No matter how many times I set it, it will only work for a short period of time. This is the second clock I hve purchased and both ...