—A B B M E A S U R E M E N T & A N A LY T I C S | I N F O R M AT I O N | I N F 1 3/ 1 1 5 - E N R E V. BNavigator 550Sodium wet-sectionSpares replacement proceduresMeasurement made easy1 IntroductionThese procedures must be carried out by a trainedtechnician.Tools required• Pozidrive screwdriver• Slot-head terminal screwdriver• Anti-static strap.2 For more informationFurther information is available from:www.abb.com/analyticalor by scanning these codes:Sales ServiceNavigator 550sodium wet-section

ABB Navigator 550 Sodium wet-section Spares Replacement Procedures