Donaldson Torit RF Series Installation And Operation Manual
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Donaldson Torit RF Series Installation And Operation Manual

Baghouse dust collectors
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Model RFW
This manual contains specific precautions related to worker safety. The hazard alert image denotes
safety related instructions and warnings in this manual. DO NOT operate or perform maintenance on this
collector until you have read and understood the instruction and warnings contained within this manual.
English
Master Language
RF Baghouse Dust Collector
RFT, RFW, and RFWH (All Welded or Knock Down)
Installation and Operation Manual
Installation, Operation, and Service Information
Model RFT
Model RFWH
IOM 4011200 (ENG)
Revision 18

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  • Page 1 RF Baghouse Dust Collector RFT, RFW, and RFWH (All Welded or Knock Down) Installation and Operation Manual Installation, Operation, and Service Information Model RFT Model RFW Model RFWH This manual contains specific precautions related to worker safety. The hazard alert image denotes safety related instructions and warnings in this manual.
  • Page 2 DO NOT operate this collector until you have read and understood the instructions and warnings located in the installation and operation manual. 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

    Troubleshooting ..............38 Ladder/Platform Installation ..........11 Product Information...............41 Electrical Wiring ..............12 Service Notes .................42 Cleaning Mechanism Assembly and Adjustment ..13 Donaldson Industrial Air Filtration Warranty ....44 Air Supply ................15 ® ® Magnehelic and Photohelic are registered trademarks of Dwyer Instruments, Inc.

  • Page 4: Safety Communication

    Donaldson does not assume responsibility for any such referrals, nor does Donaldson assume any liability for the fitness of a mitigation strategy or product for a particular installation or application. The process owner’s final selection of dust collectors and risk mitigation strategies should be based on the outcome of a Dust Hazard / Process Hazard Analysis performed by the process owner.

  • Page 5: Description

    RF Baghouse, Models RFT, RFW, and RFWH Description The RF Baghouse is a continuous duty dust collector The upper body radial style high inlet is typically used on with bag-style filters designed to handle applications lower density dust type applications. This style of inlet is with heavy dust loads.

  • Page 6: Purpose And Intended Use

    General rating and specification information can be property damage. found in the product literature provided with the collector or available on the Donaldson website. For specific Do not misuse or modify. load values for a collector, see the Specification Control Drawing shipped with the collector.

  • Page 7: Involute Scroll Inlet Operation

    RF Baghouse, Models RFT, RFW, and RFWH Involute Scroll Inlet Operation During normal operation of a RF with an involute scroll diaphragm valve. An air reservoir stores pressurized air inlet, dust-laden air enters the dirty-air inlet. The involute which the diaphragm valve directs through the manifold scroll inlet creates a cyclonic action and a baffle just arms and into the filter bags forcing the collected dust above the inlet prevents the incoming dust from directly...

  • Page 8: Inspection On Arrival

    Turn power off and lock out all power before 6. Report incomplete shipments to the delivery carrier performing service or maintenance work. and your Donaldson Torit representative. Do not install in classified hazardous 7. Remove crates and shipping straps. Remove loose...

  • Page 9: Collector Location

    RF Baghouse, Models RFT, RFW, and RFWH Collector Location Hoisting Information Donaldson Torit equipment is not Failure to lift the collector designed to support site installed correctly can result in severe ducts, interconnecting piping, or electrical personal injury and/or property damage.

  • Page 10: Standard Equipment

    Donaldson Company, Inc. Standard Equipment After removing any accessory equipment that may have 1. Prepare the foundation or support framing in the been stored inside collector, all welded collectors can be selected location. Locate and install anchors. lifted from the truck to the prepared site. Bolt-together 2.

  • Page 11: Provisional Anchor Bolt Recommendations

    RF Baghouse, Models RFT, RFW, and RFWH Provisional Anchor Bolt Recommendations 1. Consider Hilti HIT-HY 200 Anchor System or equivalent. Quantity of anchor bolts should match the number of holes provided in the base plates. 2. Anchor diameter is typically 1/8 to 1/2-in less than baseplate hole diameter.

  • Page 12: Roof Mount, Rfw/Rfwh

    Donaldson Company, Inc. Roof Mount, RFW/RFWH Inlet Scroll Installation Fasten each lifting lug to the clean-air plenum as shown 1. After the collector housing is upright and secure, in the Lifting Lug illustration. remove the temporary vertical supports from the inlet scroll opening on the collector.

  • Page 13: High Inlet Installation

    RF Baghouse, Models RFT, RFW, and RFWH High Inlet Installation 1. After the collector housing is upright and secure, remove the braces from the high inlet opening on the collector. 2. Place 1/4-in diameter, rope-type sealant toward the inside and outside edge of the bolt pattern in a figure 8 pattern on the inlet section mounting flanges.

  • Page 14: Ladder/Platform Installation

    Donaldson Company, Inc. Ladder/Platform Installation 1. Depending on the collector model and size, the 4. Continue assembling the additional ladder and ladder/platform pack may include one or more platform components from top to bottom paying platforms (RFW models) or just a ladder with top close attention to the assembly drawings.

  • Page 15: Electrical Wiring

    RF Baghouse, Models RFT, RFW, and RFWH Electrical Wiring Electrical installation, service, or maintenance work must be performed by a qualified electrician and comply with all applicable national and local codes. Turn power off and lock out all power before performing service or maintenance work.

  • Page 16: Cleaning Mechanism Assembly And Adjustment

    Donaldson Company, Inc. Cleaning Mechanism Assembly and Adjustment 1. The gear reducer ships prefilled with lubricant. Electrical installation, service, Remove the pipe plug and install the breather. or maintenance work must be performed by a qualified electrician and 2. Remove the plastic exhaust-port plug from the comply with all applicable national and local bottom of the solenoid valve.
  • Page 17 RF Baghouse, Models RFT, RFW, and RFWH solenoid valve see diaphragm valve assembly detail air tank support frame motor RFW/RFWH 124 and 156 diaphragm bushing valve assembly detail flanged worm gear reducer solenoid valve manifold arm see diaphragm RFW/RFWH 124 and 156 valve assembly detail air tank flanged worm...

  • Page 18: Air Supply

    Donaldson Company, Inc. Air Supply A positive-displacement blower provides the pressurized air required for filter cleaning. The blower is sized for each collector based on the model and airflow requirements. Follow the installation instructions provided with the positive-displacement blower. Air Supply Pipe Sizing...

  • Page 19: Solid-State Timer Installation

    RF Baghouse, Models RFT, RFW, and RFWH Solid-State Timer Installation Electrical installation, service 1. Choose a location convenient for accessibility and maintenance. or maintenance work during installation must be performed by a qualified 2. Using the wiring diagram supplied, wire the blower electrician and comply with all applicable motor, blower-motor starter, solid-state timer, and national and local codes.

  • Page 20: Solenoid Connection

    Donaldson Company, Inc. Solenoid Connection The collector is equipped with a solenoid valve (typically Input 120V) that controls the pulse-cleaning valve, which 102-132V/50-60Hz/1Ph cleans the filters. Output Solenoids Wire the solenoids to the solid-state timer following the 2-3A max per channel wiring diagram supplied with the collector.
  • Page 21 RF Baghouse, Models RFT, RFW, and RFWH Motor Starters Disconnect O.L. O.L. PD Blower 230 460 60/3 O.L. Valve O.L. Cleaning Drive 230V 120V FUSE START STOP clean down relay. 2.11 off delay. 5-10 min. 4 1CR-1 filter timer 1TR-1 3 (Off Delay) solenoid valve...

  • Page 22: Felt Bag And Cage With Boltsafe™ Hardware Filter Installation

    Donaldson Company, Inc. Felt Bag and Cage with Boltsafe™ Pleated Bag with Boltsafe™ Hardware Filter Installation Hardware Filter Installation 1. Slide the filter bag onto the filter cage until the top 1. From the clean air plenum, insert pleated bag...

  • Page 23: Pleated Bag With Snap-In Design Filter Installation

    2. Gently push the flexible urethane top of the filter on for each filter. If you do not have these one side until it snaps into the tubesheet hole. snapband retainers, call your Donaldson representative immediately so they can be sent to you for proper installation.

  • Page 24: Felt Snap-In Bag Filter Installation

    Donaldson Company, Inc. 4. Bend the loop slightly and place the retainer under 5. The snapband retainer should fit snugly between the molded lip of the top flange of the filter. This the lip rim and the vertical post stops. Be sure the shallow lip prevents upward movement of the snapband retainer is level and not installed crooked.
  • Page 25 RF Baghouse, Models RFT, RFW, and RFWH 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...

  • Page 26: Preliminary Start-Up Check

    Donaldson Company, Inc. Preliminary Start-Up Check 4. Check that the hopper discharge gate is open and Instruct all personnel on safe use and maintenance procedures. the storage container is properly sealed, if equipped 5. Check that the fan exhaust damper is set to the fully-...
  • Page 27 RF Baghouse, Models RFT, RFW, and RFWH lateral misalignment by loosening the air tank hold 13. The cleaning arm drive has been adjusted and tested at the factory and no additional adjustment down bolts on top of the H-frame and re-centering should be required.
  • Page 28 Donaldson Company, Inc. Operation Start-Up/Shut-Down Sequences Start-Up The recommended sequences for motor start-up and 1. Start the positive-displacement cleaning blower and shut-down are outlined below. These sequences assure check for proper blower rotation. minimal material build-up in the hopper of the collector.

  • Page 29: Maintenance Information

    RF Baghouse, Models RFT, RFW, and RFWH Maintenance Information Instruct all personnel on safe use and maintenance Weekly procedures. 1. Check that pressure drop is within normal operational range (from 1 to 6 "wg). Use proper equipment and adopt all safety precautions needed for 2.

  • Page 30: Inlet Baffle Assembly Replacement

    Donaldson Company, Inc. Inlet Baffle Assembly Replacement Filter Removal and Installation Use proper safety and protective 1. Shut down the system following the recommended equipment when removing Shut 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 31 RF Baghouse, Models RFT, RFW, and RFWH Pleated Bag with Boltsafe™ Hardware Filter Felt Bag and Cage with Boltsafe™ Removal Hardware Filter Installation 1. Properly shutdown the system and lock out electrical 1. Slide the filter bag onto the filter cage until the top system.
  • Page 32 Donaldson Company, Inc. Pleated Bag with Snap-In Design Filter Removal 2. Gently push the flexible urethane top of the filter on 1. Properly shutdown the system and lock out electrical one side until it snaps into the tubesheet hole. system.
  • Page 33 This for each filter. If you do not have these shallow lip prevents upward movement of the snapband retainers, call your Donaldson snapband retainer after proper installation. With the representative immediately so they can be snapband retainer held against one side of the filter sent to you for proper installation.
  • Page 34 Donaldson Company, Inc. Felt Snap-In Bag Filter Removal 5. The snapband retainer should fit snugly between 1. Properly shutdown the system and lock out electrical the lip rim and the vertical post stops. Be sure the system. snapband retainer is level and not installed crooked.
  • Page 35 RF Baghouse, Models RFT, RFW, and RFWH 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...

  • Page 36: Optional Equipment

    Donaldson Company, Inc. Optional Equipment Plant Air Kit In place of the positive displacement cleaning blower, plant air can be used for the filter tube cleaning system. The plant air must be clean, dry, and filtered to prevent any oil or water from entering the cleaning system. An optional plant air kit is available to control the flow and regulate the pressure of the customer’s plant air.

  • Page 37: Magnehelic ® Gauge

    RF Baghouse, Models RFT, RFW, and RFWH ® Magnehelic Gauge The Magnehelic is a differential pressure gauge used 4. Mount the gauge and bracket assembly to the to measure the pressure difference between the clean- supporting structure using two, self-drilling screws. air and dirty-air plenums and provides a visual display 5.

  • Page 38: Photohelic ® Gauge

    Donaldson Company, Inc. ® Photohelic Gauge Electrical installation, service, 1/4-in screws. Do not tighten screws. Connect two, or maintenance work must 1/8-in NPT x 1/4-in OD male adapters to the gauge’s be performed by a qualified electrician and high- and low-pressure ports. Tighten screws.
  • Page 39 RF Baghouse, Models RFT, RFW, and RFWH 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...

  • Page 40: 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...

  • Page 41: Troubleshooting

    Filter damage, dents in the end Replace filters as necessary. Use only genuine caps, gasket damage, or holes Donaldson replacement parts. See Filter Installation. in media Fan rotation backwards Check rotation arrow on fan housing and make sure Insufficient airflow fan is rotating in direction indicated.
  • Page 42 Donaldson Company, Inc. Troubleshooting Problem Probable Cause Remedy Pulse cleaning not energized Use a voltmeter to check the solenoid valve. Make Insufficient airflow sure the solenoid valve exhaust port weather cap is continued removed. Solenoid valve failure, constant Replace solenoid valve. Lock out all electrical...
  • Page 43 RF Baghouse, Models RFT, RFW, and RFWH Problem Probable Cause Remedy Pressure switch not wired to the Connect the pressure switch on the timer board Pulse cleaning never timer board correctly to Terminals 7 and 8 on TB3 on the Torit Delta P stops Controller (if used).

  • Page 44: Product Information

    Donaldson Company, Inc. Product Information (Process Owner to complete and retain for your records) Model Number _____________________________ Serial Number ______________________________ Ship Date _________________________________ Installation Date _____________________________ Filter Type ____________________________________________________________________________ Collected Dust ________________________________________________________________________ Dust Properties: Kst ______________Pmax _____________MIE ___________MEC ________________ Accessories __________________________________________________________________________...

  • Page 45: Service Notes

    RF Baghouse, Models RFT, RFW, and RFWH Service Notes Date Service Performed Notes...
  • Page 46 Donaldson Company, Inc. Service Notes Date Service Performed Notes...

  • Page 47: Donaldson Industrial Air Filtration Warranty

    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 48 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. Since these factors are uniquely within the user’s knowledge and control, it is essential the user evaluate the products to determine whether the product is fit for the particular purpose and suitable for the user’s application.

This manual is also suitable for:

Torit rftTorit rfwTorit rfwh

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