Custom workin time problem - by: djundi

Hi, a have problem with custom working time. I make full month (august) custom working time see pic1
but in front side calendar show different results see pic2
i add custom working time to service see.
whats happens, when i make mistake?
dental.kwb1.com/%D0%B7%D0%B0%D0%BF%D0%B8...%83%D1%80%D0%B8.html

I fix it