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Summary of Contents for Flowserve MaxFlo4
- Page 1 USER INSTRUCTIONS Installation MaxFlo ® Operation Eccentric Rotary Plug Control Valve Maintenance FCD VLENIM0064-02-AQ – (09/16) Experience In Motion...
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Page 2: Table Of Contents
MaxFlo 4 is manufactured to ISO 9001 standards. The following instructions are designed to assist in unpacking, install- ing and performing maintenance as required on Flowserve MaxFlo 4 control valves. This instruction manual does not include specific prod- uct design data. Such data can be found on the valve’s serial plate or specification documents;... -
Page 3: Scope Of Manual
Restricted trim and noise reduction instructions at www.flowserve.com. It is the user’s respon- plates available as an option. sibility to keep this and related documentation on file and ac- cessible for the MaxFlo 4 product. -
Page 4: Safety
• Contact your shipper immediately to report any damage. Upon arrival on site, store the MaxFlo 4 on a solid base in a • Call your Flowserve representative if you experience cool, dry closed room. Until its installation, the valve must be any problems. -
Page 5: Installation
Refer to supply pressure to the pneumatic actuator does not exceed the appropriate positioner manual for connections the air supply pressure indicated on the serial plate. and maximum air supplies. Table 1: Basic safety messages for installing the valve flowserve.com... - Page 6 MaxFlo 4 Control Valve FCD VLENIM0064-02-AQ – 09/16 After these requirements are confirmed, the valve can be installed and connected in the piping. 1. Remove the protective flange covers and coating from 3. Install and connect the control valve to the pipeline. Locate the control valve;...
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Page 7: Valve Quick-Check
Incorrect maintenance can put you at risk for heat Incorrect maintenance can result in the emission related burns, freezing, acid burns or poisoning. of hot, cryogenic, and / or toxic operating media. Table 3: Basic safety messages for operating the valve flowserve.com... -
Page 8: Valve Maintenance
MaxFlo 4 Control Valve FCD VLENIM0064-02-AQ – 09/16 Due to risk of crushing hazard, do 3. Check the packing box bolting to ensure the correct WARNING adjustment (See Section 11: Valve Maintenance). not work between the yoke legs while the valve is in operation. Over tightening can cause excessive NOTICE packing wear and high stem friction... - Page 9 Internal valve failure requires an immediate overhaul or control steady stem movement could indicate an internal valve replacement by qualified stuff. valve problem. Table 5: Basic safety messages for maintenance the valve After these requirements are confirmed, proceed with valve maintenance. flowserve.com...
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Page 10: Troubleshooting
MaxFlo 4 Control Valve FCD VLENIM0064-02-AQ – 09/16 12 Troubleshooting Contact customer service department or contract partner for any fault or defect found, otherwise the manufacturer‘s guarantee shall be rendered null and void and the manufacturer released from any responsibility. If the user performs the repairs, these User Instructions must be adhered to and carried out in a competent manner. - Page 11 (connections, circuit breakers, voltage) • Limit switch out of adjustment • Readjust limit switch operating distance; see limit switch data sheet Unstable positioner • Defective positioner • See user instruction of the positioner manufacturer Table 6 continued: Troubleshooting flowserve.com...
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Page 12: Disassembly And Reassembly
The MaxFlo 4 control valve is allowed to be disassembled and reassembled only by qual Only Flowserve trained and authorized personnel are allowed to repair (disassemble and reassemble) the MaxFlo 4 in ified staff personnel who are familiar with hazard areas. - Page 13 Note 1: Start-up/commissioning spares Note: MBT, 10% carbon filled TFE, lined metal shell Note 2: Two-year operation spares Figure 4: Valve reassembly Item numbers correspond directly to the valve’s bill of material. Refer to it for specific part numbers. flowserve.com...
- Page 14 MaxFlo 4 Control Valve FCD VLENIM0064-02-AQ – 09/16 Valve Disassembly Valve Reassembly NOTE: Lubricate all threads, bearings and the shaft shoulder with a WARNING: To carry out this operation, it is essential to disconnect boron nitride paste (Molydal NB1200) or a nickel anti-seize lubricant the valve from the pipework.
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Page 15: Disposal
Part number: 183231.999.000 Part number: 183230.999.000 DN 250 Torque: 553 ft-lbs / 750 Nm Torque: 701 ft-lbs / 950 Nm 12" Part number: 183232.999.000 Part number: 183231.999.000 DN 300 Torque: 752 ft-lbs / 1020 Nm Torque: 553 ft-lbs / 750 Nm flowserve.com... - Page 16 Flowserve Corporation has established industry leadership in the design and manufacture of its products. When properly selected, this Flowserve product is designed to perform its intended function safely during its useful life. However, the purchaser or user of Flowserve products should be aware that Flowserve products might be used in numerous...
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