Flowserve IOM Control Valves: EN

Trouble shooting-continued

EN

Defect No. Possiblecauses Remedy

Excessivevalve-seatleakage 4.1

• damagedsealingedgesatvalve

• contact customer services department or

seatorplug

contractpartner

4.2

• foreignparticlesinseatarea

• contact customer services department or

contractpartner

4.3

• plugdoesnotclosefully

• referto3.1to3.5

Leakingstungboxsystem

5.1

• compressionforceonpackingtoo

• slightlyre-tightenstungboxpacking

low

Caution: make sure the valve spindle

can still move!

5.2

• wornpacking

• slightlyre-tightenstungboxpacking

Caution: make sure the valve spindle

can still move!

 ifthe packingdoes notstopleaking, contact

customer services department or contract

partner

5.3

• dirty spindle

• cleanspindlewithsuitablecleaningagent

5.4

• damagedspindle

• contact customer services department or

contractpartner

Leakingtoporlidseal

6.1

• pressingforceonseal(s)toolow

• properlyre-tightentoporlidnutscrosswise

6.2

• seals(s)defective

• contact customer services department or

contractpartner

Leakinghousing

7.1 • medium-orow-relateddamage • contact customer services department or

contractpartner

Nolimitswitchsignal

8.1

• power supply to limit switch

• check power supply (connections, circuit

interrupted

breakers,voltage)

8.2

• limitswitchmisadjusted

• readjust limit switch; operating distance see

limitswitchdatasheet

Vibratingpositioner

9.1 • defectivepositioner • seemaintenanceandoperatinginstructionsof

positionermanufacturer

Iftheproblemisnotsolvedbytakingtheabovemeasures,contactthecustomerservices

departmentorcontractpartner.

ServicehotlineAustria: ServicehotlineGermany:

+43 (0)664 341 8 616 +49 (0)2157-8176-29or+49 (0)163-8176-014

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