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FLOW-TEK SERIES RF15/RF30

ONE PIECE FLANGED BALL VALVES

Installation, Operation, and Maintenance Manual

BRAY.COM

THE HIGH PERFORMANCE COMPANY

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Содержание FLOW-TEK Series

Страница 1: ...FLOW TEK SERIES RF15 RF30 ONE PIECE FLANGED BALL VALVES Installation Operation and Maintenance Manual BRAY COM THE HIGH PERFORMANCE COMPANY...

Страница 2: ...violate its proprietary nature without the express written permission of Bray International Inc TABLE OF CONTENTS 1 0 Definition of Terms 3 2 0 Design 4 3 0 Use 4 4 0 General Information for On Site...

Страница 3: ...f your Bray valve Please understand the following examples of information used throughout this manual DANGER Indicates a potentially hazardous situation which if not avoided will result in death or se...

Страница 4: ...the pressurized side of a closed valve must carry the load exerted by the line pressure on the ball while the upstream seat is subject to little load or wear For this reason it is sometimes possible t...

Страница 5: ...alve may be installed in any orientation on the pipeline and should be installed in the full open position Before installing the valves the pipes must be flushed clean of dirt burrs and welding residu...

Страница 6: ...15 18 19 26 26 1 5 11B 12 10 5 6 2 4 3 4 1 2 Valves Item Name 1 Body 2 End Cap 3 Ball 4 Seat 5 Seat Support 6 Body Seal 10 Anti Static Device 11A Packing Protector 11B Washer Protector 12 Thrust Wash...

Страница 7: ...VED BRAY COM The Information contained herein shall not be copied transferred conveyed or displayed in any manner that would violate its proprietary nature without the express written permission of Br...

Страница 8: ...d and drains are open monitored during installation 3 Before working on valve being in service make sure that service media has been flushed and line is safe Make sure that all applicable MSDS sheets...

Страница 9: ...main in the original shipping container and be placed on pallets of wood or other suitable materials End protectors should remain on the valve ends to prevent the entrance of dirt and removed only at...

Страница 10: ...off 1 4 turn secure lock washer tab For sizes larger than 2 simply tighten gland bolts evenly until leak stops Do not over tighten See Table 1 for Recommended Gland Nut Torque WARNING DO NOT remove p...

Страница 11: ...alve should be cycled to assure there is no pressure trapped in valve cavity Ball valves can trap pressurized media when closed Flush line with valve in the half open position to remove hazardous medi...

Страница 12: ...n handle to CLOSED position so that the stem tang and ball slot are in line with the port opening Lift or roll ball out of insert end NOTE Extreme caution should be taken to avoid damage to the ball I...

Страница 13: ...out in a metal to metal fit Cycle the valve slowly with a gentle back and forth motion to build gradually to the full quarter turn By cycling slowly the seat lips will assure a permanent seal shape a...

Страница 14: ...All statements technical information and recommendations in this bulletin are for general use only Consult Bray representatives or factory for the specific requirements and material selection for you...

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