OK, now we're narrowing down why you only get 5 volts at S1 2,4,6,8 & 3 when S1 is in Prime/Run.
Since you always have 24 volts at both ends of CR1 then there is an issue with getting the 24 volts from CR1 to S1.
Since you have 24 volts at S1 2,4,6,8 with S1 in the OFF and only 5 volts in the...