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Summary of Contents for Welker CLEANFLOW F-31
- Page 1 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WELKER CLEANFLOW F-31 ® DRAWING NUMBERS AD285CS AD285CS.8 AD285CZ AD285DA AD285DB.1 MANUAL NUMBER IOM-174 REVISION Rev. C, 08/14/2024...
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Page 2: Table Of Contents
Maintenance for Single Filter Operation Maintenance for Dual Filter Operation Testing the Differential Pressure Gauge Troubleshooting APPENDIX A: Referenced or Attached Documents IOM-174 MODEL: CLEANFLOW F-31 REV: C 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department: 281.491.2331... -
Page 3: Safety
Warning messages appear before procedures that could result in personal injury if not observed. This manual is intended to be used as a basic installation and operation guide for the Welker® CleanFlow F-31. For comprehensive instructions, please refer to the IOM Manuals for each individual component. -
Page 4: Product Information
If you have any questions, please call Welker® at 1.281.491.2331. *The following procedures have been written for use with standard Welker® parts and equipment. Assemblies that have been modified may have additional requirements and specifications that are not listed in this manual. -
Page 5: Specifications
1.3 Specifications The specifications listed in this section are generalized for this equipment. Welker® can modify the equipment according to your company's needs. Please note that the specifications may vary depending on the customization of your equipment. Table 1: CleanFlow F-31 Specifications... -
Page 6: Equipment Diagrams
1.4 Equipment Diagrams Figure 1: Standard CleanFlow F-31 Connections Diagram IOM-174 MODEL: CLEANFLOW F-31 REV: C 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department: 281.491.2331... - Page 7 Figure 2: CleanFlow F-31 With Optional Differential Pressure Gauge Connections Diagram IOM-174 MODEL: CLEANFLOW F-31 REV: C 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department: 281.491.2331...
- Page 8 Figure 3: CleanFlow F-31 Diagram IOM-174 MODEL: CLEANFLOW F-31 REV: C 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department: 281.491.2331...
- Page 9 Figure 4: CleanFlow F-31 Valve Diagram IOM-174 MODEL: CLEANFLOW F-31 REV: C 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department: 281.491.2331...
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Page 10: Installation & Operation
Connect the outlet of the CleanFlow F-31 to the instrument to be supplied with the conditioned natural gas or instrument air (Figure 1 or Figure 2). If the CleanFlow F-31 is equipped with the optional outlet relief valve, connect from the relief to a safe vent if required (Figure 2). - Page 11 H simultaneously (Figure 4). If a valve is installed between the CleanFlow F-31 and the instrument to be supplied with the conditioned natural gas or instrument air, open that valve to allow the pneumatic supply to reach the instrument.
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Page 12: Maintenance
All maintenance and cleaning of the unit should be performed on a smooth, clean surface. Welker® recommends having the following tools available for maintenance. Please note that the exact tools required may vary by model. 12" Wrench b. -
Page 13: Maintenance For Single Filter Operation
(Figure 4). If the CleanFlow F-31 is equipped with the optional differential pressure gauge, close inlet pressure valve G and outlet pressure valve H prior to performing maintenance to protect the gauge from damage (Figure 4). If applicable, ensure that differential pressure gauge test valve 1 I and differential pressure gauge test valve 2 J are closed (Figure 4). - Page 14 Close backup filter inlet valve B and backup filter outlet valve D to resume single filter operation (Figure 4). Maintenance may now be performed on the backup filter. IOM-174 MODEL: CLEANFLOW F-31 REV: C 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com...
- Page 15 To maintain supply to the instrument while performing maintenance on the backup filter, the primary filter must be put into service. If the CleanFlow F-31 is equipped with an optional differential pressure gauge, ensure that inlet pressure valve G and outlet pressure valve H are closed (Figure 4).
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Page 16: Maintenance For Dual Filter Operation
Halt all operations of the CleanFlow F-31. If the CleanFlow F-31 is equipped with the optional differential pressure gauge, close inlet pressure valve G and outlet pressure valve H prior to performing maintenance to protect the gauge from damage (Figure 4). If applicable, ensure that differential pressure gauge test valve 1 I and differential pressure gauge test valve 2 J are closed (Figure 4). - Page 17 Slowly open primary filter outlet valve C and backup filter outlet valve D (Figure 4). Check for leaks and repair as necessary. If the CleanFlow F-31 is equipped with the optional differential pressure gauge, open inlet pressure valve G and outlet pressure valve H simultaneously (Figure 4). Dual filter operation will now resume.
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Page 18: Testing The Differential Pressure Gauge
3.4 Testing the Differential Pressure Gauge Prior to testing the differential pressure gauge, ensure that the CleanFlow F-31 is in operation (Table 2 and Figure 4). Table 2: Valve Configuration for Operation Single Filter Operation: Single Filter Operation: Valve Dual Filter Operation... -
Page 19: Troubleshooting
3.5 Troubleshooting Guidelines Table 3: CleanFlow F-31 Troubleshooting Guidelines Issues Possible Causes Solutions The inlet and outlet valves of the CleanFlow For single filter operation, fully open F-31 are not open or are not fully open. primary filter inlet valve A and primary filter outlet valve C (Figure 4). -
Page 20: Appendix
• KF Technologies Threaded and Grooved-End Floating Ball Valves (Welker® IOM-V260) • Metso Automation Series 5H & 5HW Value-Line® 1/4" - 2" (DN 6 50) 2-Piece High-Pressure Ball Valves (Welker® IOM- V244) • Swagelok Company Proportional Relief Valves R Series (Welker® IOM-V086) •... - Page 21 _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________ 13839 West Bellfort Street Sugar Land, TX 77498 Phone: 281.491.2331 welker.com IOM-174 MODEL: CLEANFLOW F-31 REV: C 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department: 281.491.2331...
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