AVR AVK 854 Installation, Operation And Maintenance Manual Download Page 2 | Manualshive

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Copyright © AVK Holding A/S, original version, rev. 10, 30-June-2020

1. AVK series 854 exploded view

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Summary of Contents for AVK 854

Page 1: ...or in the top of a reservoir to control the filling and maintain a pre determined water level The system operates by a float that closes the valve when rising and opens it when lowering The float is m...

Page 2: ...Page 2 of 10 Copyright AVK Holding A S original version rev 10 30 June 2020 1 AVK series 854 exploded view...

Page 3: ...ess steel PP 8 Lever Steel stainless hot dip galvanized 9 Hinge pin Stainless steel 10 Fulcrum pin Stainless steel 11 Bushing Bronze 12 Links Steel hot dip galvanized 13 Split pin Stainless steel copp...

Page 4: ...2 AVK series 854 parts list 3 3 Table of contents 4 4 Principle of operation 5 5 Health and safety at work 5 6 Receiving and storage 6 7 Installation and commissioning 7 8 Application hazards 7 9 Oper...

Page 5: ...ke sure all relevant Health and Safety issues and regulations are adhered to prior to and during installation or maintenance work carried out on this product It is the end user s responsibility to ens...

Page 6: ...be carried out carefully The load must be put gently to the ground without dropping Lift only by means of shackles in the flange bolt holes or slings around the body casting Do not lift the assembled...

Page 7: ...he filler cap pointing upwards install them on the valve housing with the fulcrum and hinge pins and secure them with split pins Check for freedom of movement and alignment Make sure the valve sealing...

Page 8: ...ure to do so may result in sudden pressure release and subsequent severe injury or death In case the valve does not operate easily check the internals of the valve 1 Support float and lever so that th...

Page 9: ...ove 15 4 Check seal ring for cracks or damage replace if necessary 5 Install seal ring 6 Remove bottom nut 20 7 Take apart valve guide 19 piston 5 and main seal 18 8 Check main seal for cracks or dama...

Page 10: ...ressure flow combination does not cause cavitation Symptom Valve leaks from main seal Cause Impurities between valve seat and main seal Cure Clean the piston assembly and replace the seal if damaged I...

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