Andy, about then Voltage,,I went ahead and replaced the D12, D18, D3, D20, D2,which I think it called for a 9.4 Volt, which I put in a IN4740A.
On pin 4, all I have is 00.185 Volts.That may be a issue, as it seems a bunch of resistors do not have any voltage at all, 0 volts on both ends of...