Flowserve Valtek VL-ES Actuators Manuale Utente

Experience In MotionUSER INSTRUCTIONSInstallationOperationMaintenanceValtek VL-ES ActuatorsFCD VLENIM0114-00 – 09/06

Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/0610NOTE: Rotating the plug while it is in contact with the seat will cause damage to both the plug and

11Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/06flowserve.com7 Decommissioning the Spring-CanDANGER: The spring-can contains a pre-tensioned spring

Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/0612Spring Cap O-ringSpring Cap BoltsSpring CapSpring CanSpring Cap BoltsPiston Stem BushingPiston Stem

13Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/06flowserve.comSpring Cap O-ringSpring Cap BoltsSpring CapSpring CanSpring Cap BoltsPiston Stem Bushin

Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/0614Figure 3: Exploded DrawingAir-to-OpenAir-to-Close

15Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/06flowserve.comFigure 4: Optional Bevel Gear Operator Installation

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Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/062Contents1 General Information 31.1 Using 31.2 Applicability 31.3 Terms Concerning Safety 31.

3Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/06flowserve.com1 General Information 1.1 UsingThe following instructions are designed to assist in di

Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/064been authorized by those responsible for the safety of the plant to perform the necessary work and w

5Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/06flowserve.com1.10 Product VariationsThese instructions cannot claim to cover all the details of ever

Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/0663.5 Clean any dirt or foreign material from the actuator and piston stems. 3.6 If an air filter is

7Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/06flowserve.com4.10 Lift the cylinder off the yoke and piston. If excessive O-ring resistance is felt,

Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/0685.5 Insert the piston assembly into the yoke and cylinder. A threaded hole in the piston stem has b

9Valtek VL-ES Actuators FCD VLENIM0114-00 – 09/06flowserve.com5.15 Install the positioner, tubing and other accessories. Use of an air filter is alway