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FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET
INSTALLATION AND MAINTENANCE INSTRUCTIONS
Before installation these instructions must be fully read and understood
INTRODUCTION
Actuator or Counterweight assisted,
flanged or welded ends.
This manual provides guidelines to be observed
for the following operations:
• storage
• installation into the pipeline
• maintenance
• preservation
The manual is intended for the following
personnel/staff:
• plant warehouse staff
• installers
• maintenance engineers
In addition to the instructions in this manual,
specific plant safety regulations must always
be followed.
Before starting any maintenance activity,
it is strongly recommended to read carefully
and completely this manual. It is also
recommended to verify the availability of
the suggested spare parts, so you can always
assemble the valve and minimize intervention
time.
For installation and maintenance operations no
specific equipment or tools are required, other
than those usually available in the plant.
Emerson is always at the customer's disposal
for further technical information.
Emerson.com/FinalControl
WARNING
Do not use the valve as an interception valve for
cleaning the line.
Maximum admitted velocity for fluids:
6m/s for liquids
80m/s for gas or steam/vapour
VERIFICATION UPON RECEIPT AND STORAGE
Before start-up:
• On arrival of materials, it is recommended to:
- Check the integrity of the case/packing.
- Open the case and verify that there is no
damage due to transportation.
- Do not open the barrier bag - if any.
- Verify that the content matches the packing
list.
- Store the valves in their original packing
(unless damaged). When doing so, please
observe the following:
- Store the valves in a closed, clean and dry
storage room.
- Do not place the packages directly on the
ground.
- Check the packages every two months.
- Substitute the silica gel every six months
(not applicable in the case of barrier bag).
• For actuated valves, in addition to the above,
please refer to the actuator manual.
© 2017 Emerson. All Rights Reserved.
VCIOM-01600-EN 17/11
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Summary of Contents for Emerson FASANI
- Page 1 FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET INSTALLATION AND MAINTENANCE INSTRUCTIONS Before installation these instructions must be fully read and understood INTRODUCTION WARNING Do not use the valve as an interception valve for Actuator or Counterweight assisted, cleaning the line.
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Page 2: Installation And Maintenance Instructions
FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET INSTALLATION AND MAINTENANCE INSTRUCTIONS HANDLING Drain connection FIGURE 1 - VALVE LIFTING AND HANDLING Draining connection in the valve body (Fig.4) to During handling operations, valves must be be connected to plant draining system before lifted and handled as indicated in Fig. -
Page 3: Start Up Requirements
FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET INSTALLATION AND MAINTENANCE INSTRUCTIONS START UP REQUIREMENTS Preventive • Check the space between the gland and Before the start up of the plant, we recommend the bonnets every 12 months. In case of a reduction of the space, restore the space by •... -
Page 4: Troubleshooting Guide
FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET INSTALLATION AND MAINTENANCE INSTRUCTIONS TROUBLESHOOTING GUIDE Jamming of valve along the stroke If a higher torque is required at some points Problems reported are not exhaustive, when opening/closing the valve, proceed as follows: they represent the most frequent ones. -
Page 5: Assembling Instructions
FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET INSTALLATION AND MAINTENANCE INSTRUCTIONS Disassembling of the disc 7. Tighten the gland bolts gradually and FIGURE 5.A uniformly, the torque valves can be 1. In order to remove the disc, the actuator and the counterweight have to be previously calculated according to table 4. -
Page 6: Spare Parts List
FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET INSTALLATION AND MAINTENANCE INSTRUCTIONS Valve with counterweight FIGURE 6.A 1. Check that the key on the valve pin is oriented 45° downwards facing the valve outlet (Fig. 6.A). 2. Insert the coupling on the valve pin checking... - Page 7 FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET INSTALLATION AND MAINTENANCE INSTRUCTIONS ATTACHMENTS The reference designs are those supplied with the valve. The designs below are just a typical sample and cannot be considered for further purposes. FIGURE 7 - Swing Check valve ‘bolted bonnet’ ASME Class 600 - Welding ends - Assisted pneumatically on the right side...
- Page 8 FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET INSTALLATION AND MAINTENANCE INSTRUCTIONS FIGURE 8 - Swing check valve ‘bolted bonnet’ ASME Class 150 - Welding ends - Pneumatically assisted on the left side and with counterweight 11/12 SECTION A - A (not in scale)
- Page 9 FASANI ASSISTED SWING CHECK VALVE BOLTED BONNET ACTUATOR OR COUNTERWEIGHT ASSISTED, FLANGED OR WELDED ENDS TABLE 3 - BODY/BONNET BOLTS TORQUE Bolts: A 193 B7 / A 193 B16 Bolts: A 193 B8 Torque values Torque values Torque values Torque values Ø...
- Page 10 Responsibility for proper selection, use, and maintenance of any product remains solely with the purchaser and end user. Fasani is a mark owned by one of the companies in the Emerson Automation Solutions business unit of Emerson Electric Co. Emerson Automation Solutions, Emerson and the Emerson logo are trademarks and service marks of Emerson Electric Co.