hi, been to a tricity bendix cooker sb200, front left plate on full constantly. regulator gone ❗ now this is only a single circuit with no pilot light.(ego regulator, numbers coroded) wires go to P1,2,P2. GOT A DIAMOND H REG, but there isnt a P2 connection.(40er111b1) where does p2 go to ❓ possibilities are 4,4a, ❓