Hayward PBV series Installation, Operation And Maintenance Instructions Download

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Hayward Flow Control

www.haywardflowcontrol.com

1-888-429-4635

PBVRPVIOM Rev A 9/2015

Page 3 of 20

TABLE OF CONTENTS

Safety Warnings

Safety Precautions

Introduction

Description

Installation

Unpacking

Installation

Operation

Start-up

Adjusting the Set Pressure

Maintenance

Routine Maintenance

Parts Detail
Spare Parts

Specifications

Dimensions

Limited Warranty

Summary of Contents for PBV series

Page 1: ...rol www haywardflowcontrol com 1 888 429 4635 PBVRPVIOM Rev A 9 2015 Page 1 of 20 HAYWARD FLOW CONTROL Series PBV Back Pressure Valveand Series RPV PressureRelief Valve INSTALLATION OPERATION ANDMAINTENANCE INSTRUCTIONS ...

Page 2: ...Hayward Flow Control www haywardflowcontrol com 1 888 429 4635 PBVRPVIOM Rev A 9 2015 Page 2 of 20 ...

Page 3: ... 9 2015 Page 3 of 20 TABLE OF CONTENTS Safety Warnings Safety Precautions Introduction Description Installation Unpacking Installation Operation Start up Adjusting the Set Pressure Maintenance Routine Maintenance Parts Detail Spare Parts Specifications Dimensions Limited Warranty ...

Page 4: ... 4 The maximum recommended fluid velocity through any Hayward product is eight feet per second 8 ft s Higher fluid velocity can result in damage due to the water hammer effect 5 Piping systems must be designed and supported to prevent excess mechanical loading on Hayward products due to system misalignment weight shock vibration and the effects of thermal expansion and contraction 6 The effect of ...

Page 5: ...pensate for the factors mentioned above 9 Published operating requirements are based on testing of new valves using clean water at 70 F Valve performance is affected by many factors including fluid chemistry viscosity specific gravity flow rate and temperature These should be considered when sizing Hayward products 10 Systems should always be depressurized and drained prior to installing or mainta...

Page 6: ...se only Genuine Hayward parts Use of other parts may result in damage to equipment or injury and invalidate warranty Flush all components that are in contact with chemicals prior to servicing Secure all chemicals and equipment making them inaccessible to children and pets Dispose all chemicals and waste according to all local state and federal regulations Stop the flow of chemicals through the sys...

Page 7: ...t pressure the diaphragm lifts off the seat and the chemical flows to the injection point After each discharge stroke of the pump as the pressure drops the diaphragm reseats itself Pressure Relief Valve Hayward Series RPV diaphragm pressure relief valve is designed to protect chemical feed pumps and systems from overpressure caused by defective equipment or blockages in the chemical line The 3 por...

Page 8: ...of the chemical line The valve can be installed either vertically or horizontally The flow must be across the valve in the direction of the arrow All PBVs are factory set at 50 psi unless otherwise specified Field adjustment is possible with the adjustment screw Back pressure valve performance will be enhanced with the installation of a pulsation dampener to smooth out the discharge suction cycles...

Page 9: ...tee Direction of relief flow must be in the direction of the arrow on the valve 2 Port 90 Valves Installation of a tee should be made as close to the chemical pump discharge valve as possible without any equipment especially shut off valves between the valve and the pump The flow can travel at 90 or 180 through the tee with the relief valve connected to the 3 rd port of the tee Direction of relief...

Page 10: ...cautions Do not over tighten the connection piping Threading metal pipe or pipe fittings into plastic valves is not recommended See page 4 Do not use thread sealant Hayward recommends the use of PTFE tape only for thread sealing Check to ensure that the valve bolts are tight Do not bottom out the adjustment screw ...

Page 11: ...D SHUT OFF VALVE HAYWARD Y STRAINER HAYWARD ISOLATING BALL VALVES OPTIONAL PRESSURE RELIEF PIPING CHEMICAL CONTAINER HAYWARD CALIBRATION CYLINDER HAYWARD PRESSURE RELIEF VALVE CHEMICAL FEED PUMP PULSATION DAMPENER HAYWARD BACK PRESSURE ANTI SYPHON VALVE C W OPTIONAL PRIMING VALVE PRESSURE GAUGE TYPICAL INSTALLATION HAYWARD BULK HEAD FITTINGS ...

Page 12: ...he black cap on the top of the valve To increase the pressure turn the screw clockwise This should be done with the pump operating and a pressure gauge installed between the pump and the back pressure valve If no gauge is installed the pressure can be estimated to change approximately 25 psi per revolution for and 3 8 valves approximately 8 psi per revolution for through 4 valves using the standar...

Page 13: ...have been inspected and replaced if necessary White PTFE side down check the adjustment spring Make sure there is no rust or corrosion Place the support disc and the spring onto the valve body and slide the top back over the four bolts Tighten the 4 bolts and then replace the adjustment screw Turn the adjustment screw clockwise to approximately the same position as it was prior to disassembly If a...

Page 14: ...aywardflowcontrol com 1 888 429 4635 PBVRPVIOM Rev A 9 2015 Page 14 of 20 PARTS DETAIL 1 Body Bolting SS 2 Cap Nut SS 3 Washer not shown 4 Dome 5 Body 6 Spring 7 Compressor 8 Diaphragm 9 Adjustment Screw 10 Protective Vinyl Cap ...

Page 15: ...ure Spring 10 150 psi PBV1SPRNG100 3 4 1 Pressure Spring 10 150 psi PBV1SPRNG200 1 1 2 2 Pressure Spring 10 150 psi PBV0SPRNG050 1 4 1 2 Pressure Spring 0 50 psi PBV0SPRNG100 3 4 1 Pressure Spring 0 50 psi PBV2SPRNG050 1 4 1 2 Pressure Spring 10 250 psi PBV2SPRNG100 3 4 1 Pressure Spring 10 250 psi PBVKITPE037 Rebuild Kit 1 4 1 2 Diaphragm PTFE EPDM Compressor Adjustment Screw Spring 10 150psi PBV...

Page 16: ...h 462 USgph 1388 USgph 1533 USgph 5157 USgph 5157 USgph 5 USgpm 10 USgpm 15 USgpm 19 2 USgpm 24 2 USgpm 72 7 USgpm 80 3 USgpm 270 USgpm 270 USgpm Max Temp Body Material PVC 140 F CPVC 190 F PP 180 F PVDF 300 F Max Operating Pressure 70 F PVC CPVC PVDF 250 psi PP 150 psi Pressure Adjustment Standard 10 150 psi Optional 0 50 psi 10 250 psi Materials of Construction Diaphragm PTFE EPDM FPM PTFE FPM V...

Page 17: ...55 90 2 2 35 59 7 0 750 19 1 3 8 3 55 90 2 2 35 59 7 0 750 19 1 1 2 4 25 108 2 35 59 7 1 08 27 4 3 4 5 56 141 3 50 88 9 1 13 28 6 1 5 86 149 3 50 88 9 1 25 31 8 1 1 2 8 35 212 4 90 124 1 83 46 4 2 8 90 226 4 90 124 2 15 54 6 3 Please Consult Hayward Tech Services 4 Three port design for 1 RPV Optional Port configurations available consult Hayward ...

Page 18: ...Hayward Flow Control www haywardflowcontrol com 1 888 429 4635 PBVRPVIOM Rev A 9 2015 Page 18 of 20 NOTES ...

Page 19: ...Hayward Flow Control www haywardflowcontrol com 1 888 429 4635 PBVRPVIOM Rev A 9 2015 Page 19 of 20 NOTES ...

Page 20: ...PLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE The warranty set forth above is the only warranty applicable to Hayward products and in no event shall Hayward be liable for any delay work stoppage cartage shipping loss of use of equipment loss of time inconvenience loss of profits of any direct or indirect incidental resulting from or ...

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