Donaldson Torit Downflo Oval Installation And Operation Manual
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Donaldson Torit Downflo Oval Installation And Operation Manual

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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
Downflo
Oval
®
DFO 2-8, 2-12, 2-16, 2-24, 2-36
3-10, 3-12, 3-18, 3-24, 3-36, 3-48, 3-60, 3-72,
4-16, 4-32, 4-48, 4-64, 4-80, 4-96, 4-112, and 4-128
Installation and Operation Manual
Installation, Operation, and Service Information
IOM 9343601 (ENG)
Revision 15

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Summary of Contents for Donaldson Torit Downflo Oval

  • Page 1 Downflo Oval ® DFO 2-8, 2-12, 2-16, 2-24, 2-36 3-10, 3-12, 3-18, 3-24, 3-36, 3-48, 3-60, 3-72, 4-16, 4-32, 4-48, 4-64, 4-80, 4-96, 4-112, and 4-128 Installation and Operation Manual Installation, Operation, and Service Information 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

    Downflo Oval, DFO 2-8 to 4-128 Contents IMPORTANT NOTES ..............2 Maintenance Information .............18 Safety Communication ............1 Operational Checklist ............18 Description ................2 Filter Removal and Installation .........18 Purpose and Intended Use .............2 Filter Removal ..............19 Rating and Specification Information ........3 Dust Disposal ..............19 Operation ...................3...

  • 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

    Downflo Oval, DFO 2-8 to 4-128 Description Purpose and Intended Use The Downflo Oval dust collector is a continuous- Misuse or modification may result duty, modular collector with cartridge-style filters. in severe personal injury and/or The downward airflow design delivers high filtration property damage.

  • Page 6: Rating And Specification Information

    Donaldson Company, Inc. Rating and Specification Operation Information During normal operation, dust-laden air enters the collector through the dirty-air inlet. Airflow is directed General rating and specification information can be downward through the collector and heavier particulate found in the product literature provided with the collector falls directly into the hopper.

  • Page 7: Inspection On Arrival

    Downflo Oval, DFO 2-8 to 4-128 Inspection on Arrival Installation Use proper equipment and adopt 1. Inspect collector upon delivery. all safety precautions needed for 2. Report any damage to the delivery carrier. servicing equipment. 3. Request a written inspection report from the Claims Electrical service or maintenance work must Inspector to substantiate any damage claim.

  • Page 8: Foundations Or Support Framing

    A crane or forklift and qualified operator are Collector Location recommended for unloading, assembly, and installation of the collector. Donaldson Torit equipment is not Location must be clear of all obstructions, such designed to support site installed as utility lines or roof overhang.

  • Page 9: Typical Installation

    Downflo Oval, DFO 2-8 to 4-128 Typical Installation Place hopper discharge-side up on ground or other level surface and attach legs to hopper. Assemble leg cross braces. Turn hopper and leg assembly over and lift into position over anchor bolts.

  • Page 10: Standard Equipment

    Donaldson Company, Inc. Standard Equipment Module Assembly Two cranes are required to lift Standard equipment consists of modules, hoppers, and legs. The legs and hopper are assembled first and the and assemble modules. collector is placed using a crane. Collectors with up to 1.
  • Page 11 Downflo Oval, DFO 2-8 to 4-128 inlet deflector plate see Detail E yoke, see Detail F clean-air plenum filter access cover outlet cover see Detail A see Detail H dirty-air plenum Module Assembly...

  • Page 12: Deflector Plate, Yoke, Venturi, And Filter Installation

    Donaldson Company, Inc. Deflector Plate, Yoke, Venturi, and Filter dirty-air clean-air Installation plenum plenum Installing yokes requires two sealant people. 1. Attach deflector plates to the support angles using 3/8-16 x 1 1/4-in bolts, washers, and nuts as shown in Detail E.
  • Page 13 Downflo Oval, DFO 2-8 to 4-128 venturi 3/8-in hex nut inlet deflector panel 3/8-in flat washer 3/8-in lock washer 3/8 x 1 1/4-in bolt 3/8 x 1 1/4-in bolt filter cartridge panel 3/8-in flat washer 3/8-in flat washer 3/8-in hex jam nut yoke shoulder 3/8-in flat washer...

  • Page 14: Hopper Installation

    Donaldson Company, Inc. Hopper Installation 2. Stand the hopper on the discharge end. There are five hopper styles offered for the Downflo Oval. A single-module wide that spans two portholes, a 3. Use drift pins to align holes. single-module wide that spans three portholes, a double- 4.

  • Page 15: Provisional Anchor Bolt Recommendations

    Downflo Oval, DFO 2-8 to 4-128 Provisional Anchor Bolt Recommendations Anchor should project a 1. Consider Hilti HIT-HY 200 Anchor System or minimum of 1 3/4-in and equivalent. Quantity of anchor bolts should match the account for nut, washer, base plate and shims/ number of holes provided in the base plates.

  • Page 16: Compressed Air Installation

    Donaldson Company, Inc. Compressed Air Installation Electrical Wiring Turn compressed air supply OFF, Electrical installation, service, or maintenance work must bleed and lock out lines before be performed by a qualified electrician and performing service or maintenance work. comply with all applicable national and local A safety exhaust valve should be used to codes.
  • Page 17 Downflo Oval, DFO 2-8 to 4-128 Turn power off and lock out electrical power sources. Turn compressed air supply OFF, bleed and lock out lines before performing service or maintenance work. dirty-air inlet duct* clean-air outlet clean-air plenum diaphragm valve...

  • Page 18: Solid-State Timer Installation

    Donaldson Company, Inc. Solid-State Timer Installation Solenoid Connection Electrical installation, service or maintenance work during The collector is equipped with electric solenoid valves installation must be performed by a qualified (typically 120V) that controls the pulse-cleaning valves, electrician and comply with all applicable which in turn clean the filters.
  • Page 19 Downflo Oval, DFO 2-8 to 4-128 Input Operating Temperature Range 105-135V/50-60Hz/1Ph -20° F to 130° F Output Solenoids Transient Voltage Protection The load is carried and turned ON and OFF by the 200 50 kW transient volts for 20-millisecond duration once watt maximum-load-per-output solid-state switch.

  • Page 20: Preliminary Start-Up Check

    Donaldson Company, Inc. Preliminary Start-Up Check 5. Check that fan exhaust damper is set to the fully- Instruct all personnel on safe use and maintenance procedures. closed position. 6. Check and remove all loose items in or near the inlet Electrical work during and outlet of the collector.

  • Page 21: Maintenance Information

    Downflo Oval, DFO 2-8 to 4-128 Maintenance Information Instruct all personnel on safe use and maintenance 2. Periodically check the compressed air components procedures. and replace compressed air filters. Use proper equipment and adopt Drain moisture following the manufacturer’s all safety precautions needed for instructions.

  • Page 22: Filter Removal

    Donaldson Company, Inc. Filter Removal Dust Disposal 1. Start at the top access port. To avoid possible damage to the fan motor, maintain a seal below 2. Remove access cover. For collectors without Bag-In/ the collector if servicing the dust storage Bag-Out: remove access cover by lifting latch handle device while the fan is running.
  • Page 23 Downflo Oval, DFO 2-8 to 4-128 Filter Access Cover Removal (Side View) yoke yoke access cover latched filter cartridge access cover cover handle unlatched removal Optional and Bag-In/Bag-Out Filter Access Cover Removal (Top View) access cover yoke access cover hook...

  • Page 24: Optional Equipment

    Donaldson Company, Inc. Optional Equipment Fan Blower Side Mount TBI or TRB Fan Blowers (For Collectors Built After July 2003) Failure to lift the fan correctly can result in severe personal injury For complete information, see the most current version and/or property damage.

  • Page 25: Tbi And Trb Style Damper And Silencer Support Bracket

    Downflo Oval, DFO 2-8 to 4-128 TBI and TRB Style Damper and Silencer Support Bracket For complete information, see the most current version of the TBI or TRB Fan Installation, Operation and Maintenance manual. power pack power pack damper silencer...

  • Page 26: 55-Gallon Drum Pack

    Donaldson Company, Inc. 55-Gallon Drum Pack The drum pack is designed to fit a customer-supplied, standard 55-gallon drum and provides easy access for dust removal and disposal. A flexible hose connects the drum cover to the hopper. Placing a pallet under the drum allows heavier materials to be moved quickly using a forklift or pallet jack.
  • Page 27 Downflo Oval, DFO 2-8 to 4-128 3/8-16 bolt 3/8-in flat washer hopper flange 1/8-in gasket spacer slide gate 3/8-in lock washer 3/8-16 hex nut drum cover flexible hose customer-supplied hose clamp 55-gallon drum optional latch 55-Gallon Drum Pack with Slide Gate 3/8-16 bolt hopper flange...

  • Page 28: Rotary Valve And Transition

    Donaldson Company, Inc. Rotary Valve and Transition Rotating blades can cause serious injury. 1. Place 1/4-in diameter, rope-type sealant to the inside of the transition’s bolt pattern. Turn power off and lock out all power before performing service or maintenance work. 2.

  • Page 29: Magnehelic ® Gauge

    Downflo Oval, DFO 2-8 to 4-128 Magnehelic Gauge ® 3. Attach the mounting bracket using three, #6-32 x 1/4- The Magnehelic is a differential pressure gauge used to measure the pressure difference between the clean- in screws supplied. air and dirty-air plenums and provides a visual display 4.

  • Page 30: 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. comply with all applicable national and local 3.
  • Page 31 Downflo Oval, DFO 2-8 to 4-128 1/8-in NPT x 90° male elbow 1/8-in NPT adapter Photohelic gauge clean-air plenum pressure tap location 3/8-in flat washer 1/8-in NPT coupling high-pressure port low-pressure port plastic tubing mounting bracket 1/8-in NPT x 90° male elbow...

  • Page 32: Delta P Control

    Donaldson Company, Inc. Delta P Control Alarm For complete information, see the most current version of the Delta P Installation, Operation, and Maintenance The Alarm setpoint is set to a higher setting than the High manual. Pressure On setpoint used to start the filter cleaning cycle.

  • Page 33: Delta P Plus Control

    Downflo Oval, DFO 2-8 to 4-128 Delta P Plus Control For complete information, see the most current version of 2. Downtime Cleaning (DTC) - The Delta P Plus the Delta P Plus Installation, Operation, and Maintenance Controller monitors the collection system. When the manual.

  • Page 34: Plenum Silencer, Trb

    Donaldson Company, Inc. Plenum Silencer, TRB Abrasion-Resistant Inlet Collar 1. Remove the collector’s front cover plate. Remove Top Mount excess sealant from opening. 1. Apply sealant and attach the bottom panel to the 2. Apply 1/4-in sealant around the opening toward the collector as described on the assembly drawing inside-edge of the bolt pattern.

  • Page 35: Platforms And Ladders

    Downflo Oval, DFO 2-8 to 4-128 Platforms and Ladders Stationary platforms are available for use on single Stationary Platform to eleven module, two filter wide collectors and three 1. Pre-assemble the platform according to the module, three filter wide collectors.

  • Page 36: Extended Dirty-Air Plenum

    Donaldson Company, Inc. Extended Dirty-Air Plenum Air Management Module The extended dirty air plenum is used in applications The air management module is used in applications requiring an air management module, an end inlet, or involving heavy grain loading, large or abrasive particles when a single inlet serves multiple modules.

  • Page 37: Cold Climate Kit

    Downflo Oval, DFO 2-8 to 4-128 Cold Climate Kit Double wrap between round Electrical installation, service, coupling and square valve cover. or maintenance work must be performed by a qualified electrician and 3. Position a 3-in hose clamp around the double comply with all applicable national and local wrapped heat cable and tighten securely.

  • Page 38: 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 39: Troubleshooting

    Downflo Oval, DFO 2-8 to 4-128 Troubleshooting Problem Probable Cause Remedy Improper motor wire size Rewire using the correct wire gauge as specified by Fan blower and motor national and local codes. do not start Not wired correctly Check and correct motor wiring for supply voltage.
  • Page 40 Donaldson Company, Inc. Troubleshooting Problem Probable Cause Remedy Lack of compressed air See the Specification Control Drawing shipped Insufficient airflow with the collector for compressed air supply continued requirements. Pulse cleaning not energized Use a voltmeter to check the solenoid valves in the control panel.
  • Page 41 Downflo Oval, DFO 2-8 to 4-128 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...

  • Page 42: 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 __________________________________________________________________________ Other ________________________________________________________________________________ ____________________________________________________________________________________ Service Notes...

  • Page 43: Donaldson Industrial Air Filtration Warranty

    Downflo Oval, DFO 2-8 to 4-128 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 44 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. 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:

Dfo 2-8Dfo 2-12Dfo 2-16Dfo 2-24Dfo 2-36Dfo 3-10 ... Show all

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