Donaldson Torit RFWP Installation And Operation Manual

Rf baghouse dust collector

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Model RFWP

This manual contains specific precautions related to worker safety. The hazard alert image denotes safety

related instructions and warnings in this manual. DO NOT install, operate, or perform maintenance on this

collector until you have read and understood the instructions, precautions and warnings contained within this

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RF Baghouse Dust Collector

Models RFWP and RFWPH

Installation and Operation Manual

Installation, Operation, and Service Information

Model RFWPH

IOM AD3670201 (ENG)

Revision 4

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Page 1 RF Baghouse Dust Collector Models RFWP and RFWPH Installation and Operation Manual Installation, Operation, and Service Information Model RFWPH Model RFWP This manual contains specific precautions related to worker safety. The hazard alert image denotes safety related instructions and warnings in this manual. DO NOT install, operate, or perform maintenance on this collector until you have read and understood the instructions, precautions and warnings contained within this manual.
Page 2 For additional copies of this manual, contact Donaldson Torit. The Safety Alert Symbol indicates a hazardous situation which, if not avoided could result in death or serious injury.
Page 3: Table Of Contents
RF Baghouse, Models RFWP and RFWPH Contents IMPORTANT NOTES ..................................2 Safety Communication ...............................1 Description ..................................3 Purpose and Intended Use ..............................3 RFWP Involute Operation ..............................4 RFWPH High Inlet Operation .............................4 Inspection on Arrival ................................5 Installation Codes and Procedures .............................5 Installation ..................................5 Standard Equipment ................................7...
Page 4: Safety Communication
Donaldson Company, Inc. Safety Communication Improper operation of dust collectors and/or dust control systems may contribute to conditions in a work area or facility which could result in severe personal injury, and product or property damage. All dust collection equipment should be used only for its intended purpose and should be properly selected and sized for its intended use.
Page 5: Important Notes
RF Baghouse, Models RFWP and RFWPH Combustible Dust Hazards Among other considerations, the current NFPA standards require owners whose processes involve potentially combustible materials to have a current Dust Hazard Analysis, which can serve as the foundation for their process hazard mitigation strategy.
Page 6: Description
Donaldson Company, Inc. Purpose and Intended Use Description The RFWP Baghouse is a continuous duty dust collector with Misuse or modification may result bag-style filters designed to handle up to in severe personal injury and/or 141,000 cfm depending on the application and dust type.
Page 7: Rfwp Involute Operation
RF Baghouse, Models RFWP and RFWPH RFWP Involute Operation RFWPH High Inlet Operation During normal operation, dust-laden air enters the dirty-air High body inlets are necessary for certain applications inlet. The involute scroll-style inlet develops a cyclonic airflow including those with lighter density dusts or highly abrasive causing heavier particulate to drop directly into the hopper.
Page 8: Inspection On Arrival
6. Report incomplete shipments to the delivery carrier and maintenance work. your Donaldson Torit representative. Do not install in classified hazardous 7. Remove crates and shipping straps. Remove loose atmospheres without an enclosure rated for the components and accessory packages before lifting application.
Page 9 RF Baghouse, Models RFWP and RFWPH Foundations or Support Framing Lifting Information Prepare the foundation or support framing in the selected Failure to lift the collector correctly location. Foundation or support framing must comply with local can result in severe personal code requirements and may require engineering.
Page 10: Standard Equipment
Donaldson Company, Inc. Standard Equipment After removing any accessory equipment that may have been stored inside the collector, follow the precautions below during installation: Take appropriate precautions to avoid injury (pinching) during leg structure assembly or handling. Take appropriate precautions to prevent tripping or falling when working on or around the leg structure.
Page 11 RF Baghouse, Models RFWP and RFWPH Typical Installation Typical Hardware Bolt, Grade 5 2-Hardened Washers per ASTM F436 roof Lock Washer Nut, Grade 5 clean-air Flanged Nut, Case Hardened clean-air outlet plenum Flanged Bolt, Case Hardened tube sheet optional (sandwiched)
Page 12: Leg Installation
Donaldson Company, Inc. Leg Installation Anchors must comply with local 3. Install all cross-braces spanning the legs using the 3/4-in code requirements and must be supplied hardware. capable of supporting dead, live, 4. Keep bolts partially tightened until the I-beam perimeter wind, seismic, and other applicable loads.
Page 13: Provisional Anchor Bolt Recommendations
RF Baghouse, Models RFWP and RFWPH Provisional Anchor Bolt Recommendations Tubesheet Assembly 1. Consider Hilti HIT-HY 200 Anchor System or equivalent. 1. Lay out the panels of the tube sheet with flange-side up Quantity of anchor bolts should match the number of holes on a level area using stand-offs to avoid ground contact provided in the base plates.
Page 14 Donaldson Company, Inc. bottom connecting tube sheet no bolt plate hardware Tube Sheet (Upside Down) - Bottom Connecting Plate 5. Turn the tube sheet over to the upright position. Use 6. On the top connecting plate, apply sealant to one side stand-offs placed under the radial stiffeners to keep the outside the bolt pattern, inside the bolt pattern, and tube sheet off of grade as shown.
Page 15: Hopper Assembly
RF Baghouse, Models RFWP and RFWPH Hopper Assembly 1. Mount the upper hopper panel upside down on a flat, 3. Before connecting the adjacent hopper panel, apply clean surface. Use the tube sheet as a fixture if there is sealant to the mating flange within 1/8-in of both flange no flat area to work on.
Page 16 Donaldson Company, Inc. 5. After the upper hopper is assembled, apply sealant to the 9. After hopper assembly is completely bolted and tightened, top of the upper flange as shown to prepare for the lower undo any bolts connecting it to the tube sheet (if used). hopper to be set.
Page 17 RF Baghouse, Models RFWP and RFWPH 11. Attach lifting lugs 90° apart to the top of the hopper. 13. In this orientation, lower the hopper assembly into the leg frame. Fasten the hopper assembly securely to the 12. On RF models 570RFWPH and 608RFWP only, align I-beam frame with the provided 3/4-in hardware.
Page 18: Involute Inlet Assembly
Donaldson Company, Inc. Involute Inlet Assembly Note: For High Inlet Models, see “Dirty Air Plenum with High Body Inlet Assembly” section. Prior to setting an adjacent panel, apply sealant to all 1. Place the involute body panels onto a flat, clean surface. external flanges within 1/8-in from flange edge as shown.
Page 19 RF Baghouse, Models RFWP and RFWPH 2. After assembling the perimeter body panel assembly, Improper installation of internal install the interior baffles by bolting them to the inlet baffles and inner flow straightener assembly. ring will compromise structural integrity. Ensure proper installation of the internal baffles and 3.
Page 20 Donaldson Company, Inc. 5. Apply sealant to the top of the hopper flange as shown 6. Inspect the orientation of the inlet ensuring the inlet to prepare for the setting of the inlet assembly onto the flange is parallel to the I-beam frame as shown on hopper flange.
Page 21: Dirty Air Plenum Assembly For Involute Inlet
RF Baghouse, Models RFWP and RFWPH Dirty Air Plenum Assembly for Involute Inlet Note: For High Inlet Models, see “Dirty Air Plenum with High Take precaution against pinching Body Inlet Assembly”. when handling and installing one 1. Set the 66-in tall first ring body panels onto a clean flat body panel to the next.
Page 22 Donaldson Company, Inc. 2. Once two or more panels are side by side, apply sealant 3. Finish joining the body panels until a complete body panel to the vertical flange of the panel within 1/8-in of the ring is assembled. vertical flange’s top and bottom edge as shown and press up against the adjoining panel.
Page 23 RF Baghouse, Models RFWP and RFWPH 4. After completing the first body panel ring assembly, apply Plenum and additional rings will be assembled using the sealant to the top flange. See Detail A. prior ring as a template. Lift a panel into place taking...
Page 24 Donaldson Company, Inc. 6. As adjacent panels are installed, install the adjacent plate 8. For 12-ft bag length collector, the third and final dirty air by applying sealant to one face of the vertical flange and plenum ring will be 66-in tall. Assemble ring following the pressing it up to the other vertical flange from the outside previous steps 5-7, ensuring the vertical seams overlap of the collector.
Page 25 RF Baghouse, Models RFWP and RFWPH 11. If applicable, install optional explosion vents by referring explosion vent plate, foam explosion vent paint-side out to the Donaldson-supplied drawing to finish explosion vent assembly and vent installation to the collector. align holes 1.75-in...
Page 26: Dirty Air Plenum With High Body Inlet Assembly
Donaldson Company, Inc. Dirty Air Plenum with High Body Inlet Assembly 1. Locate the high inlet transition and attach the temporary cross bracing with the provided nuts and bolts. 2. Set the high inlet transition on the tubesheet (do not apply sealant to the tubesheet) so it lines up with the blank portion of the tubesheet that will not have bags installed.
Page 27 RF Baghouse, Models RFWP and RFWPH 3. Locate the three 66-in tall partial width body panels. Do 5. For Non-Explosion Vented Dirty Air Plenum: Locate a not use panels with interior gussets, which are used for standard 66-in tall panel and place it in the next, counter- the top ring.
Page 28 Donaldson Company, Inc. instructions below. Continue by placing explosion vent 6. Once two or more panels are side by side, apply sealant panels until reaching the high inlet. Donaldson-supplied to the vertical flange of the panel within 1/8-in of the customer drawing takes precedence over these manual vertical flange’s top and bottom edge as shown and press instructions.
Page 29 RF Baghouse, Models RFWP and RFWPH 7. Upon completing the first ring of panels, apply sealant to Once the second ring is complete, apply sealant to the the top of the first ring’s flange. second ring’s upper flange. 8. Install a second ring of panels by placing a full sized 66-in 10.
Page 30 Donaldson Company, Inc. 11. Properly attach lifting lugs and lift dirty air plenum with the explosion vent plate, foam explosion vent lifting lugs per note on page 13. paint-side out 12. Set the dirty air plenum off to the side but within reach of the crane.
Page 31: Clean Air Plenum Assembly
RF Baghouse, Models RFWP and RFWPH Clean Air Plenum Assembly 1. Set the 66-in tall clean air first ring body panels onto a flat clean surface. The tube sheet may be used as a template Sealant Application if no other suitable surface is available. Do not apply sealant to the tube sheet.
Page 32 Donaldson Company, Inc. Note: The vertical seams between body panel 4. Prepare to assemble the second ring. The second ring assemblies must be spaced by a minimum of 4 has unique panels, which includes the outlet panel and bolt spaces. Insert hardware and hand-tighten. door frame panel as shown.
Page 33 RF Baghouse, Models RFWP and RFWPH 7. Once the second ring assembly is complete, tighten the 8. For a 12-ft bag length collector, the third and final clean bolts between the first and second ring, followed by the air plenum ring will be 24-in tall. Assemble ring following vertical flanges and lifting lugs.
Page 34: Cleaning System Operation
When the solenoid is rotary valve, screw conveyor, or pneumatic conveying system. activated, diaphragm valve assembly detail solenoid valve air tank ﬂanged worm motor gear reducer manifold arm RFWP Cleaning Mechanism...
Page 35: Cleaning Mechanism Installation
RF Baghouse, Models RFWP and RFWPH Cleaning Mechanism Installation The H-frame for the cleaning system can now be installed into 4. Bolt the Air Chamber Tee to the Air Tank with 3/8-in the Clean Air Plenum. hardware per the provided print.
Page 36 Donaldson Company, Inc. 6. Install the cleaning arms to the Air Tank Assembly Damage may occur to the rotating (reference the included Cleaning Assembly drawing arms if interference is made while AD3627301 or AD3627302 depending on size). The lifting or assembling body sections. Centering Plate found at the bottom of the shaft of the Take precaution against pinching when handling rotating Air Chamber Weld will later be installed to the...
Page 37: Roof Installation
RF Baghouse, Models RFWP and RFWPH Roof Installation Note: The entire roof can be assembled prior to installing it on the collector. 1. Apply sealant to the top bolt flange of the clean air plenum assembly. 2. Lift the first half roof panel into position as shown and insert the 1/2-in hardware around the perimeter and hand- tighten it.
Page 38 Donaldson Company, Inc. 3. On the second half roof panel, apply sealant liberally to 8. Prepare to set the top cap into the opening at the peak of the adjoining roof panel flange prior to lifting. the roof. Apply a liberal ring of sealant to the inside of the bolt hole pattern, and around each individual bolt hole.
Page 39 RF Baghouse, Models RFWP and RFWPH Collector Body Assembly for Higher Crane Capacity: Rated to Lift Combined Load of Dirty Air Plenum, Tube Sheet, Clean Air Plenum, and Roof Note: Ensure the crane capacity is rated for the combined 2. Lift the tube sheet onto the dirty air plenum and slowly load of the Dirty Air Plenum, Tube Sheet, Clean Air Plenum, lower the tube sheet into position.
Page 40 Assembly instructions. lifting lug (4) equally spaced clean air plenum sealant pattern door frame at 90° reference position tube sheet bolt hole upper ﬂange dirty air plenum Tube Sheet Flange Sealant Application Clean Air Plenum Installation, Model RFWP shown...
Page 41 ﬂange inlet assembly Involute Inlet Flange Sealant Application hopper assembly Dirty Air Plenum Installation, Model RFWP shown...
Page 42 Donaldson Company, Inc. 10. To prepare for high inlet installation, apply sealant to both 11. Lift the inlet assembly into the proper orientation and connecting flanges of the high inlet within 1/8-in from the lower it into place as shown. Press the flanges up against flange edge as shown.
Page 43: Collector Body Assembly For Lower Crane Capacity
RF Baghouse, Models RFWP and RFWPH Collector Body Assembly for Lower Crane Capacity Note: Ensure the crane capacity is rated for the Dirty Air 2. Lift the tube sheet into the dirty air plenum and slowly Plenum plus the Tube Sheet load or the Clean Air Plenum plus lower the tube sheet into position.
Page 44 ﬂange involute inlet assembly Upper Flange Sealant Application hopper assembly Dirty Air Plenum Installation, Model RFWP shown...
Page 45 90° position per the specification drawing. Insert all hardware and then tighten the bolt perimeter. lifting lug clean air plenum door frame at 90° reference position tube sheet dirty air plenum Clean Air Plenum Installation, Model RFWP shown...
Page 46: Ladder/Platform Installation
Donaldson Company, Inc. Ladder/Platform Installation 1. Attach the knee braces to the platform assembly shown 6. Lift the completed ladder assembly into position and on drawings shipped with collector. fasten to the platform assembly. 1. Lift the platform assembly into position. 7.
Page 47: Cleaning System Assembly And Adjustment
RF Baghouse, Models RFWP and RFWPH Cleaning System Assembly and Adjustment 1. With the cleaning arms attached, check the cleaning arms for free rotation. If rotation is difficult, ensure that 3. Check alignment of the Centering Plate to the pre-drilled the H-frame is parallel to the tube sheet by measuring and tapped holes in the tube sheet plate.
Page 48: Electrical Wiring
Donaldson Company, Inc. Electrical Wiring Electrical installation, service, 4. Apply hardware adhesive to the 3/8-in hardware and or maintenance work must be tighten the Centering Plate to the tube sheet plate. If the performed by a qualified electrician Centering Plate will not align with a bolt location on the and comply with all applicable national and local tube sheet plate, the assembly is out of alignment and codes.
Page 49 RF Baghouse, Models RFWP and RFWPH Air Supply A positive-displacement (PD) blower provides the air used for filter cleaning and is sized for each model‘s cleaning air requirements. The PD blower should be installed on a level surface. Follow the installation instructions provided with the positive-displacement blower.
Page 50: Solid-State Timer Installation
Donaldson Company, Inc. Solid-State Timer Installation Timer and Solenoid Specifications Power to the solid-state timer is supplied to Terminals L1 and Electrical installation, service L2, which are intended to operate in parallel with the positive or maintenance work during displacement blower starter’s low-voltage coil. On fan start- installation must be performed up, power is supplied to the timer and the preset OFF time is initiated.
Page 51 RF Baghouse, Models RFWP and RFWPH connected to channel 1 as shown...
Page 52 Donaldson Company, Inc. Input 102-132V/50-60Hz/1Ph Output Solenoids 2-3A max per channel Motor Starters Disconnect Pulse ON Time O.L. Factory set at 100-milliseconds, or 1/10-second. Do not adjust pulse ON time O.L. PD Blower 230 460 unless the proper test equipment 60/3 is available.
Page 53: Felt Bag And Cage With Boltsafe™ Hardware Filter Installation
RF Baghouse, Models RFWP and RFWPH Felt Bag and Cage with Boltsafe™ Pleated Bag with Boltsafe™ Hardware Filter Hardware Filter Installation Installation 1. Slide the filter bag onto the filter cage until the top edge of 1. From the clean air plenum, insert pleated bag assembly the bag reaches the top flange of the filter cage.
Page 54 Donaldson Company, Inc. ﬁlter cage ﬁlter bag threaded ﬁlter bag insert tubesheet tubesheet threaded insert Bag and Cage with Pleated Bag with Boltsafe Hardware Boltsafe Hardware ﬁlter cage ﬁlter cage tubesheet tubesheet ﬁlter bag ﬁlter bag Pleated Bag Felt Bag Snap-In Snap-In Filter Bag Installation...
Page 55: Preliminary Start-Up Check
RF Baghouse, Models RFWP and RFWPH Preliminary Start-Up Check Instruct all personnel on safe use and maintenance 4. Check that the hopper discharge gate is open and the procedures. storage container is properly sealed, if equipped 5. Check that the fan exhaust damper is set to the fully- Electrical work during installation, closed position.
Page 56 Donaldson Company, Inc. Operation Start-Up/Shut-Down Sequences Start-Up The recommended sequences for motor start-up and shut- 1. Start the positive-displacement cleaning blower and check down are outlined below. These sequences assure minimal for proper blower rotation. material build-up in the hopper of the collector. 2.
Page 57: Maintenance Information
RF Baghouse, Models RFWP and RFWPH Maintenance Information Instruct all personnel on safe use and maintenance Weekly procedures. 1. Check that pressure drop is within normal operational Use proper equipment and adopt range (from 1 to 6 "wg). all safety precautions needed for 2.
Page 58: Inlet Baffle Assembly Replacement
Donaldson Company, Inc. Filter Removal and Installation Inlet Baffle Assembly Replacement Use proper safety and protective 1. Shut down the system following the recommended Shut equipment when removing Down sequence found in this manual. contaminants and filters. 2.. Wear appropriate protective clothing, safety glasses, Dirty filters may be heavier than they appear.
Page 59 RF Baghouse, Models RFWP and RFWPH Felt Bag and Cage with Boltsafe™ Pleated Bag with Boltsafe™ Hardware Filter Hardware Filter Installation Removal 1. Slide the filter bag onto the filter cage until the top edge of 1. Properly shutdown the system and lock out electrical the bag reaches the top flange of the filter cage.
Page 60 Donaldson Company, Inc. Felt Snap-In Bag Filter Removal Felt Snap-In Bag Filter Installation 1. Turn off power to collector. 1. From the clean-air plenum, carefully insert the snap-in filter bag aligning the seam with the long edge of the oval 2.
Page 61 RF Baghouse, Models RFWP and RFWPH ﬁlter cage ﬁlter bag threaded ﬁlter bag insert tubesheet tubesheet threaded insert Bag and Cage with Pleated Bag with Boltsafe Hardware Boltsafe Hardware ﬁlter cage ﬁlter cage tubesheet tubesheet ﬁlter bag ﬁlter bag Pleated Bag...
Page 62: Optional Equipment
Donaldson Company, Inc. Optional Equipment ® Magnehelic Gauge The Magnehelic is a differential pressure gauge used to 4. Mount the gauge and bracket assembly to the supporting measure the pressure difference between the clean-air and structure using two, self-drilling screws. dirty-air plenums and provides a visual display of filter change 5.
Page 63: Photohelic ® Gauge
RF Baghouse, Models RFWP and RFWPH ® Photohelic Gauge Electrical installation, service, 2. Mount the gauge to the remote panel or door using the or maintenance work must be mounting ring, retaining ring, and four #6-32 x 1 1/4-in performed by a qualified electrician and comply screws.
Page 64 Donaldson Company, Inc. 1/8-in NPT x 90° male elbow 1/8-in NPT adapter Photohelic gauge clean-air plenum 3/8-in ﬂat washer high-pressure port 1/8-in NPT coupling low-pressure port plastic tubing mounting bracket 1/8-in NPT x 90° male elbow #6-32 x 1/4-in 1/8-in NPT adapter mounting screws dirty-air plenum 3/8-in ﬂat washer...
Page 65: Explosion Vent
NFPA-68 for outdoor applications only, with no duct or obstructions on the explosion vent panel. Contact Donaldson Torit for assistance in calculating specific venting requirements for equipment. NFPA 68 can provide guidance on both the frequency of and...
Page 66: Troubleshooting
Donaldson Company, Inc. Troubleshooting Problem Probable Cause Remedy Improper motor wire size Rewire using the correct wire gauge as specified by Fan blower and motor do national and local codes. not start Not wired correctly Check and correct motor wiring for supply voltage. See motor manufacturer's wiring diagram.
Page 67 RF Baghouse, Models RFWP and RFWPH Problem Probable Cause Remedy Pulse cleaning not energized Use a voltmeter to check the solenoid valve. Make sure Insufficient airflow the solenoid valve exhaust port weather cap is removed. continued Solenoid valve failure, constant air Replace solenoid valve.
Page 68 Donaldson Company, Inc. Troubleshooting Problem Probable Cause Remedy Pressure switch not wired to the Connect the pressure switch on the timer board to Pulse cleaning never timer board correctly Terminals 7 and 8 on TB3. stops Pressure switch terminals on the Remove jumper wire on Solid-State Timer board before timer board jumpered wiring to the timer.
Page 69: Product Information
RF Baghouse, Models RFWP and RFWPH Product Information Model Number _________________________________ Serial Number ___________________________________ Ship Date _____________________________________ Installation Date __________________________________ Filter Type_____________________________________________________________________________________ Collected Dust _________________________________________________________________________________ Dust Properties: Kst _______________Pmax ______________ MIE ____________ MEC __________________ Accessories ___________________________________________________________________________________ Other ________________________________________________________________________________________ _____________________________________________________________________________________________...
Page 70: Service Notes
Donaldson Company, Inc. Service Notes Date Service Performed Notes...
Page 71: Donaldson Industrial Air Filtration Warranty
RF Baghouse, Models RFWP and RFWPH Donaldson Industrial Air Filtration Warranty Donaldson warrants to the original purchaser only that the Goods will be free from defects in material and manufacture for the applicable time periods stated below: (1) Major structural components for a period of ten (10) years from the date of shipment; (2) Non-Structural, Donaldson-built components and accessories including Donaldson Airlocks, TBI Fans, TRB Fans, Fume Collector products, Donaldson built electrical control components, and Donaldson-built Afterfilter housings for a period of twelve (12) months from date of shipment;...
Page 72 Significantly improve the performance of your collector with genuine Donaldson Torit replacement filters and parts. Call Donaldson Torit at 800-365-1331. Important Notice: Many factors beyond the control of Donaldson can affect the use and performance of Donaldson products in a particular application, including the conditions under which the product is used.

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