Oh brother, the TMs you got aren't going to help on the relays, but in TM 9-2320-365-20-3, Table 7-1 , the Relays are listed (K#, voltage, throw (ex spst, or spdt) and function ) and the CBs. I went through and painted the 12v relays with a white dot and 24v with a red. same with the sockets...