E Series Model/ Nomenclature MatrixE1, E3, E5, E10, or E14 - N C H R 1 W xxModel 1st 2nd 3rd 4th 5th 6th 7th (Suffix position)FamilyPosition Suffix Attribute1st B Pump Housing is bronze or brassN Pump Housing is Noryl, Luranyl, or Ultramid. Wetted metal parts are 316 StainlessS Pump Housing is StainlessT Pump Housing is Noryl, Luranyl, or Ultramid. Wetted metal parts are TitaniumH Pump Housing is Cast Iron2nd C Center DischargeS Side Discharge3rd H Hose ConnectionT Threaded ConnectionS Sweat ConnectionF Flanged Connection4th V Variable ControlP PWM ControlA 1-5 volts Analog ControlC Temperature Control FixedR Temperature Control AdjustableF Flow ControlN Fixed No ControlT Timer ControlS Self Regulates Pressure Control5th 1 110-120 Volts AC2 208-240 Volts AC3 100-240 Volts AC6th W With CordBlank No Cord7th xx two digit suffix numbers changes with minor mechanical variations pump constructionInstallation & Operating ManualPlease read this manual carefully before attempting to install, operate or maintain the product described. Failure tocomply with the information provided in this manual could result in personal injury and/or property damage. Retain thismanual for future reference.DescriptionLaing centrifugal pumps are designed for circulation and transfer of a variety of fluids compatible with theirmaterials of construction limited to maximum fluid temperatures and maximum line pressures as indicated below.Unique leakproof integrated motor/pump design eliminates the need for conventional mechanical seals or other shaftsealing devices. They are self lubricating and require no external lubrication.E1, E3, E5, E10, and E14 Series