Flowserve EV 30 User Manual

1EV 30Installation Instructions 810496-00Bottom Loading and Unloading System EV 30

10ContentsSafety note...11Danger ...

11Important NotesSafety NoteUse bottom loading system EV 30 only for loading and unloading tanks designedfor transporting products which are liquid at

12Explanatory NotesSystem DescriptionThe bottom loading system EV 30 consists of EV 30 DN 125 mm type F for liquidphase and EV 30 DN 80 mm type G for

13DesignEV 30 DN 125 mm type F Bottom valve UV 70 for DN 125 and 150 mm Valve mounting flange EV 30 for DN 150 mm Operating mechanism BV 50 DN 125/150

14MaterialsEV 30 DN 125 mm type FStandard design Austenitic designValve mounting flange 1.0425 H II 1.4571 X6CrNiMoTi 1712 2UV 70, DN 125 mmValve disc

15InstallationToolsFor installation and maintenance work use tools commonly used by fitters andmechanics.Dimensions and component parts see Fig. 1 – 4

16Bottom Valve with Operating Mechanism – continued –See Fig. 57. Attach support to operating mechanism by using a pin.8. Position base p

17see Fig. 41. Weld support from inside into the tank top, taking spacing specifications(59 ± 2) into account. The support is not part of the GEST

18Vent valve and standpipe (internal gas balance pipe) – continued –10.Use operating rod to open the vent valve . Fix it in place by inserting

19See Fig. 2, 4, 61. Loosen connecting rod (linked with and ) from bottom valve.2. Unscrew fixing bolts of bayonet base cap . Pull bayon

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20Bottom Valve: Replacing Gasket – continued –Operating Mechanism: Retightening Stuffing Box12.Remove fixing pin from the hole and close the bott

21AttentionNote that the bayonet base cap is spring loaded.– Spring force when spring is mounted: 140 N– Length of unloaded spring : 157 mm

22OperationOpening the loading and unloading system EV 30See Fig. 1, 3, 51. Turn locking hook clockwise upwards to unlock the hand lever .2. Af

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24GESTRA Gesellschaften · GESTRA Companies · Sociétés GESTRA · Sociedades Gestra · Società GESTRAVertretungen weltweit · Agencies all over the world ·

3Fig. 1Dimensions

4Functional elementsHGFEB4B3DCBAB1Lever at limit stop* welded directly intotank shell** boiler port withvalve-mounting flangeIJB1LRMNN1KFig.

5InstallationFig. 4Not part of theGESTRA consignmentGFXWVUTSRQPO

6InstallationLLLL1A4A2A7A1A5LR1LRMN1N KA6A1B1BA2Fig. 5Pipe 42.4 x 5.6 to DIN 2448,carbon steelPipe 42.4 x 5.6 to DIN 2448,carbon steel

7MaintenanceB2D1R1OYZD3D2Fig. 6Fig. 7

8MaintenanceG3G4GG2TUG8G7G9G10G6G5Fig. 8Fig. 9

9Manual operating mechanism EV 30Operating mechanism BV 50, DN 150 mmValve mounting flange, DN 125/150 mmBottom valve UV 70, DN 125 mmActuating rod as