3 hot, 1 zero,% r- P b* P, {; C3 D* t
Link any one hot with the zero, you get 110v + x' m5 n8 [2 p9 n8 jLink any one hot with another hot, you get 220v." f' T9 e C I$ M9 o
--- humble reply from a house wife. $ A' O0 ]: c; I: G6 {5 t, o' ?! w8 k1 ?7 p