Genteq Evergreen EM motor installation guidelines including application and product specifications, mechanical installation and electrical connection. The Genteq Evergreen EM motor is a drop-in replacement for constant torque ECM such as Genteq X13 and Endura Pro motors or equivalent competitor models with 24 VAC speed taps. The Evergreen EM motor is preprogrammed at the factory to provide the same comfort, lower utility bills and air quality as the OEM X13 ECM motor.