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KAT 1611-B1 Edition1 12-18

Operation and Maintenance Instructions

VAG HYDRUS

®

 G Underground Hydrant

Summary of Contents for HYDRUS G

Page 1: ...KAT 1611 B1 Edition1 12 18 Operation and Maintenance Instructions VAG HYDRUS G Underground Hydrant...

Page 2: ...4 4 3 1 HYDRUS G flange version 4 4 3 2 HYDRUS G BAIO Spigot end version 4 5 Set up and operation of the valve 5 5 1 Visual inspection and preparation 5 5 2 Function check and pressure test 5 5 3 Ini...

Page 3: ...ound Hydrant is a valve for instal lation in drinking water pipeline networks Refer to DVGW technical standard W331 for deployment and cor rect installation For the respective technical application ra...

Page 4: ...y noticeable The design of the installed sealing system guarantees tightness in this position It is thus not neces sary to exert extra force to close the valve into an end position This may cause an o...

Page 5: ...e rate of only E in accordance with DIN EN 1226 1 is guaranteed for the draining seal that is active when the cone is open This means that there is no tightness gu arantee on the part of the manufactu...

Page 6: ...cause an overload of the limit stops or result in the valve being stuck in an end position Flush underground hydrant and standpipe with the wa ter flowing out In new con dition the underground hydran...

Page 7: ...orn during all work requiring such protective equipment or for which such protective equip ment is prescribed Improper or wrong use of the valve should be avoided Prior to the performance of any work...

Page 8: ...wise until stem 7 3 is completely unwound from stem nut 15 3 Remove the bonnet from above 6 4 2 Replacing the stem 7 3 packing sleeve 7 2 or sliding disks 7 4 Disassemble bonnet as described in 7 5 1...

Page 9: ...ain Still leaking from hydrant shut off Damage to the valve cone 15 3 or the valve seating so cket Remove the main valve assembly see 6 4 3 and repla ce the valve cone 15 3 If valve seating socket is...

Page 10: ...Edition1 12 2018 VAG GmbH Carl Reuther Str 1 68305 Mannheim Germany Tel 49 6 21 749 0 Fax 49 6 21 749 2153 info vag group com www vag group com...

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