Jafar 8851 Operation & Maintenance Manual Download Page 20

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OPERATION AND MAINTENANCE MANUAL

01-2016

It is recommended to change the hydrant's settings once a year.

4.4 OH&S REGULATIONS

In case of hydrants, guidelines and recommendations for installation of water systems and devices

installed in water supply stations and other facilities apply.
Misuse of this product is prohibited.

5 GUARANTEE CONDITIONS

The manufacturer grants guarantee for the product being installed and operated according to this

O&MM. The conditions and period of the guarantee is specified in the guarantee sheet.

Summary of Contents for 8851

Page 1: ...by President of Factory JAFAR S A Failure to comply with the guidelines and instructions in this Operation and Maintenance Manual releases the manufacturer from all obligations liability and guarantee...

Page 2: ...MENSIONS TYPE 8851 11 2 4 MATERIALS TYPE 8852 12 2 5 DIMENSIONS TYPE 8852 13 2 6 STANDARDS 14 2 7 ORDERING REGULATIONS 15 2 8 MANUFACTURE AND ACCEPTANCE 15 2 9 MARKINGS 15 3 PROTECTION STORAGE TRANSPO...

Page 3: ...ydrant clockwise closing sense of rotation The closing sense of rotation can be opposite on special order connection flanges are manufactured in accordance with PN EN 1092 2 1999 with the dimensions a...

Page 4: ...sing a hydrant the poppet lands in the seat and the water remaining in the hydrant s column is drained using the draining hole With hydrant TYPE 8852 it is possible to replace the complete internal eq...

Page 5: ...OPERATION AND MAINTENANCE MANUAL 01 2016 5 Operation diagram for hydrant TYPE 8851 DN80 8851 1 CLOSE OPEN...

Page 6: ...OPERATION AND MAINTENANCE MANUAL 01 2016 6 Operation diagram for hydrant TYPE 8851 DN80 8851 2 CLOSE OPEN...

Page 7: ...OPERATION AND MAINTENANCE MANUAL 01 2016 7 Operation diagram for hydrant TYPE 8851 DN80 8851 3 CLOSE OPEN...

Page 8: ...OPERATION AND MAINTENANCE MANUAL 01 2016 8 Operation diagram for hydrant TYPE 8852 DN80 8852 1 CLOSE OPEN...

Page 9: ...diagram for hydrant TYPE 8852 DN80 8852 2 CLOSE OPEN The order of operations during opening and closing of a hydrant type 8852 configured with a shutoff gate valve Starting 1 Open the shutoff gate va...

Page 10: ...1 4301 PN EN1563 2012 PN EN 1 503 3 2003 PN EN 10088 1 2014 4 Cover Cast iron EN GJS 400 15 EN GJS500 7 PN EN1563 2012 5 Poppet Cast iron EN GJS 400 15 EN GJS500 7 EPDM PN EN1563 2012 PN ISO1629 2005...

Page 11: ...OPERATION AND MAINTENANCE MANUAL 01 2016 11 2 3 DIMENSIONS TYPE 8851...

Page 12: ...12 4 Cover Cast iron EN GJS 400 15 EN GJS500 7 PN EN1563 2012 5 Poppet Cast iron EN GJS 400 15 EN GJS500 7 EPDM PN EN1563 2012 PN ISO1629 2005 6 Cap Cast iron EN GJS 400 15 EN GJS500 7 PN EN1563 2012...

Page 13: ...OPERATION AND MAINTENANCE MANUAL 01 2016 13 19 Seat Brass PN EN 1982 2010 20 Drainage Polypropylene PP PN EN ISO 1873 1 2000 2 5 DIMENSIONS TYPE 8852...

Page 14: ...drants PN EN 10088 1 2014 Stainless steels List of stainless steels PN 89 H 84023 07 Specific application steel Pipe steel Grades PN EN 1706 2011 Aluminium and aluminium alloys Foundings Chemical comp...

Page 15: ...ce with PN EN 19 2005 PN EN 1074 6 2009 markings on the front and back walls of the body chamber The marking contains the following data nominal diameter nominal pressure type of body material manufac...

Page 16: ...ground pipelines on horizontal systems The products described herein are designed for installation using flange on the pipeline acting as medium water supply Note that the system must not expose the h...

Page 17: ...cial documentation i e application for media and operation parameters of the pipeline in which they are to be installed Note If the product is damaged mechanically do not install it in the pipeline An...

Page 18: ...OPERATION AND MAINTENANCE MANUAL 01 2016 18 1 Hydrant 2 Pipeline connection flange 3 Gasket 4 Nut 5 Fastening bolt...

Page 19: ...iled requirements are given in applicable regulations defining the need for fire fighting water The diagram above shows an example installation method for an underground hydrant the installation metho...

Page 20: ...ecommendations for installation of water systems and devices installed in water supply stations and other facilities apply Misuse of this product is prohibited 5 GUARANTEE CONDITIONS The manufacturer...