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VAG TOP-STOP 

Diaphragm Non-Return Valve

Operation and Maintenance Instructions 

KAT 1543-B1 Edition1 01-18

Содержание TOP-STOP

Страница 1: ...VAG TOP STOP Diaphragm Non Return Valve Operation and Maintenance Instructions KAT 1543 B1 Edition1 01 18...

Страница 2: ...and fittings 5 Set up and operation of the valve 5 1 Visual inspection and preparation 5 2 Function check and pressure test 6 Maintenance and repair 6 1 General safety instructions 6 2 Inspection and...

Страница 3: ...d model is suitable to permit the flow of the medi um in pressurised pipelines in one direction and to prevent the return flow of the medium automatically For the respective technical application rang...

Страница 4: ...a dry and well aerated place and avoid direct radiator heat Protect any assembly units important for the function such as the dia phragm and the cone of the seat against dust and other dirt by adequa...

Страница 5: ...n the flow may cause the diaphragm to vibrate redu ce its service life and result in disturbances in the equipment In consultation with the manufacturer the flow velocity should be reduced to 2 m s e...

Страница 6: ...peline or the valve When connecting the valve with the pipeline flanges hexagon bolts and nuts with washers from flange to flange must be used in the through holes Fasten the bolts evenly and crosswis...

Страница 7: ...safety and accident prevention regulations must be observed and complied with at all times Couplings and connections must never be disassembled when they are under pressure Servicing maintenance and i...

Страница 8: ...eaned from deposits contained in the medium It is not necessary to lubricate the diaphragm Reassemble the valve as described in Section 6 3 3 7 Trouble shooting For all repair and maintenance work ple...

Страница 9: ...Edition 1 01 2018 VAG GmbH Carl Reuther Str 1 68305 Mannheim Germany Telefon 49 6 21 749 0 Fax 49 6 21 749 2153 info vag group com www vag group com...

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