ASME A112.14.3 pdf download Hydromechanical Grease Interceptors 2.2 Inlet and Outlet Connections 2.2.1 The inlet and outlet connections of the grease interceptor shall be either pipe thread or of a plain end diameter to allow hubless coupling connections. The manufacturer’s installation requirements shall iden- tify installation parameters sufficiently to enable connec- tion consistent with the test parameters ofthis Standard. 2.2.2...