PS Automation PSF402.2 - 7. Valve Mounting; Valve Mounting Spring Extend (SE); Valve Mounting Spring Retract (SR)

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6

7.Valvemounting

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7.1Valvemountingspringextend(SE)

Initialposition:Valvestemisretracted

1. Putactuatorontothebracket.

2. Removethecouplingpinandscrewthecoupling13mmonthevalvestem.Theremustbea1mmgapbetween

thepillarsandthebracket.

3. Insertthecouplingpinagainandfixthelockingnut.

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4. Connecttheactuatortoelectricsupply(see9.).

5. Retracttheactuatorspindlemanually(see10.7)untiltheedgesofthepillarsrestonthebracket.

6. Screwandtightenthepillarnuts.

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7.2Valvemountingspringretract(SR)

Initialposition:Valvestemisextended

1. Putactuatorontothebracket,screwonandfixthepillarnuts.

2. Connecttheactuatortoelectricsupply(seechap ter9.).

3. Drivetheactuatormanually(seechapter10.7)untilthecouplingrestsonthevalvestem.

4. Removethespringclampwith

thecouplingpinandscrewthecoupling13mmonthevalvestem.

5. Redrivetheactuatormanually(seechapter10.7)untilthespringclampwiththecouplingpincanbere‐inserted.

RIGHT

WRONG

Beforethepillarnutsaretightened,makesurethatthepillars

aresittingonthevalvemountingbracket.Ifnecessary,correct

thepositionoftheactuatorbyusing manualoperation.Ifthese

instructionsarenotobserved,personalinjuryordamagetothe

actuatorand/orvalvemayresult.

Figure4:Valvemounting

pillar

valve stem

locking nut

coupling

pillar nut

bracket

spring clamp with

coupling pin

1 mm

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