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FIGURE HPA
HIGH PERFORMANCE BUTTERFLY VALVE
INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS
YOUR PIPING PRODUCTS SOURCE
Since FNW was established in 1979, we have been dedicated to providing quality products for industrial and
commercial applications. With a basic philosophy to provide a product suited to the needs of the end user, FNW
has built a product offering with an innovative approach to the market and has continued to grow its product
range to meet those needs. If you do not see the type or size of item needed for your project, please contact us
at 757-969-4974.
We continue to add products that may not be reflected in this publication. Therefore, please visit our web site at
fnw.com for updates and the latest additions to our product offering.
TABLE OF CONTENTS
1. Safety instructions ............................................. 2
2. Delivery ................................................................. 2
3. Valve handling and storage ............................ 3
4. Valve installation ................................................ 4
5. Valve operation .................................................. 6
6. Troubleshooting ...................................................7
7. Exploded view .................................................... 8
8. Periodic maintenance ......................................10
9. Recommended spare parts ............................14
10. Disposal action ..................................................14
11. CE instructions ...................................................14
Appendix A ...............................................................15
FNW.COM
©2021 Ferguson Enterprises, LLC 0721 2945816
SCOPE
The purpose of this manual is to ensure that the valves
supplied are properly installed, handled, operated and
maintained to give trouble free performance.
This manual covers FNW high performance butterfly
valves from 2"-24" wafer and lug designs.
NOTES:
• Read the manual carefully before removal,
installation, maintenance or operation of
the valve.
• Refer to general arrangement drawings to
identify the design as valves may vary in
features and parts.
• Pay attention to cautions and
illustrations carefully.
We reserve the right to modify or improve the designs or
1
specifications of our products at any time without notice.
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Summary of Contents for FNW HP Series
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Page 1: Table Of Contents
Since FNW was established in 1979, we have been dedicated to providing quality products for industrial and commercial applications. With a basic philosophy to provide a product suited to the needs of the end user, FNW has built a product offering with an innovative approach to the market and has continued to grow its product range to meet those needs. -
Page 2: Safety Instructions
• Condition of end protectors. In case of any discrepancies in the above-mentioned details or discovery of any kind of damage to the valve upon delivery, please contact a FNW or manufacturer representative. FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice. -
Page 3: Valve Handling And Storage
• Valve must not be stored for more than 2 years. • When valves are stored for a long time, open and close the valve once every 3 months. FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice. -
Page 4: Valve Installation
Carefully unpack the valve and check for tags or identification plates, etc. If the nameplates and/ or tags are lost or destroyed during shipment or storage, or if it is not legible, contact an FNW or manufacturer representative for assistance before installing the valve. - Page 5 • For availability of enough space for the valve and its accessories and for easy operation. • The suitability and efficiency of valve and accessories support. FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice.
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Page 6: Valve Operation
80°C (176°F). For other applications, consult the quarter turn (90°). nearest FNW or manufacturer representative. • Valve in open position – the operator is in parallel (in-line) with the valve or pipeline. -
Page 7: Troubleshooting
Electrically actuated valves are provided with declutching mechanism for manual operation of the valve. For electric actuators, FNW or manufacturer recommends to strictly adhere to the instructions • Ensure that the valves in the pipeline as per actuator manufacturer’s manual. -
Page 8: Exploded View
Punch Washer Retainer Screw Hex Hd Screw Packing Spacer Seat Gasket (Fire Safe) FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice. ©2021 Ferguson Enterprises, LLC 0721 2945816... - Page 9 Packing Spacer Counter Sunk Screw Gland Packing (Soft Seat) Gland Packing (Fire Safe) FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice. ©2021 Ferguson Enterprises, LLC 0721 2945816...
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Page 10: Periodic Maintenance
8.3.2 Minor leakage at the stem region may be 8.1.3 Use genuine FNW spare parts only for detected by using soap bubbles, after removing maintenance and replacements. Refer to the operator (actuator/gear/lever) unit. - Page 11 8.5.4 Valves shall be slung and supported properly before loosening flange bolts. FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice. ©2021 Ferguson Enterprises, LLC 0721 2945816...
- Page 12 FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice. ©2021 Ferguson Enterprises, LLC 0721 2945816...
- Page 13 8.7.18 When the gear operator or hand lever or actuator is reassembled on the valve, it may be necessary to adjust gear operator or hand lever, or actuator FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice.
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Page 14: Recommended Spare Parts
FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice. - Page 15 3288–4849 Table 3 Tightening torque values Fig. 8 Tightening sequence for 12 bolts FNW.COM We reserve the right to modify or improve the designs or specifications of our products at any time without notice. ©2021 Ferguson Enterprises, LLC 0721 2945816...
- Page 16 FNW. The valves shall be appropriately used for the purpose they are built for and their intended applications. Use of standard valves for special applications is not recommended unless it has been communicated and agreed to by FNW.
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