Questions & Answers for: Simplex belle

We have a Simplex 6100 timer running our bell system at our school. I have programmed it several times over the years but it has been awhile. I finally figured out how to reprogram it, turned it on ...

How do I turn off the bells in a Simplex 6400 clock system I'd like to put the clock on summer mode with no bells ringing. Turn all six switches all the way down. Flip them to the middle position when

I have a simplex 6100 program timer I am trying to figure out how to set the bell schedule. I have put the bells schedule in but the bells are not ringing. Re-check the program to verify that the bell

how do I program our simplex 6100 to ring bells I have set the bells on our 6100 Simplex time clock and the PM rings, but the AM bells do not