Flowserve PM15E Electro-Pneumatic Valve Positioner User Manual

Worcester ControlsWCAIM2017(Part 12508)Model PM15E Electro-Pneumatic Valve PositionerInstallation, Operation and Maintenance Instructions1. STORAGE IN

14. TROUBLESHOOTINGNOTE: All PM15E positioners are serialized and date coded. Pleasenote date, and provide the serial number when contacting the facto

Flow Control DivisionWorcester ControlsWCAIM2017 Model PM15E Electro-Pneumatic Valve Positioner 11

Pos Part No. Qty Description1 1 Housing2 P5-2 1 Front Cover Including O-Ring3 P5-AS3N 1 Connecting Block NPT 1/4"Assembly4 P5-4 1 Relief Valve S

1. STORAGE INSTRUCTIONSPM15E Positioner Storage and Handling ProceduresPM15E positioners are precision instruments which should be storedand handled a

B. Mounting Instructions for a Direct-Acting PM15E to a Spring-Return or Double-Acting 39 Actuator:The most common installation configuration is with

before pressurizing. A high flow silencer or an exhaust pipe canbe connected to this port to prevent foreign objects from enteringand blocking the uni

6. SPAN AND ZERO ADJUSTMENTSpan is adjusted with the brass-colored (upper) thumb wheel (1)located on the feedback spring.To adjust the span, always re

9. REVERSE-ACTING AND SPLIT-RANGEReverse-ActingFor reverse-action operation, invert cam. Also reverse connections C1and C2. For single-acting actuator

12. REMOVING AND MOUNTING THE I/P UNIT TO THE POSITIONER UNITSwitch off supply air and disconnect input signal (port I). Loosenscrews (3) and remove c

13. MAINTENANCEA. Pilot ValveTo remove the pilot valve for cleaning or inspection, remove thescrew (1) and carefully lift out the complete assembly (2

D. Balance ArmThe balance arm can only be removed after I/P unit, diaphragmand feedback spring have been removed. (See previous sections.)Loosen the s