Donaldson Torit Downflo Evolution DFEP4 Installation, Operation And Maintenance Manual Download Page 29

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Model Number _________________________________ Serial Number ___________________________________

Ship Date _____________________________________ Installation Date __________________________________

Filter Type_____________________________________________________________________________________

Dust Being Collected ____________________________________________________________________________

Dust Properties: Kst _______________Pmax ______________ MIE ____________ MEC __________________

Accessories ___________________________________________________________________________________

Other ________________________________________________________________________________________

_____________________________________________________________________________________________

Collector Information

(Process Owner to complete and retain for your records)

Service Notes

Date

Service Performed

Notes

Summary of Contents for Downflo Evolution DFEP4

Page 1: ...303601 ENG Revision 0 English Master Language 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 ...

Page 2: ...stallation has been completed DO NOT operate this collector until you have read and understood the instructions and warnings located in this 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 Obey all safety messages following this symbol to avoid possible injury or...

Page 3: ...Service 8 Dust Bin Service 8 Filter Replacement 9 10 Diaphragm Valve Repair 11 Solenoid Valve Repair 11 Filter Access Cover Assembly Replacement 12 Venturi Replacement 12 Yoke Replacement Special tool required 13 Fan and Motor Replacement 14 Troubleshooting 16 Appendix A Collector Installation A1 A2 Collector Installation A3 Collector Location and Site Selection A3 Delivery and Inspection A3 Provi...

Page 4: ... Development and use of work practices to maintain safe operating conditions and to ensure combustible dust does not accumulate within their plant or process equipment Donaldson recommends process owners consult experts in combustion risks to ensure these responsibilities are met Some The process owner retains responsibility to comply with applicable codes and standards and to manage the risks ass...

Page 5: ...P collector comes with a dust bin located at the base of the collector This dust bin is on rollers and can be serviced without tools which makes dust removal a simple task An optional extended capacity bin can be selected as an alternate for situations where larger volumes of dust are expected integrated fan to accommodate a range of performance conditions Intended Use nuisance dust or fume Typica...

Page 6: ...gh and Low Pressure Set Points An The Delta P controller includes start stop buttons to control fan motor operation and an E stop for emergency shut down of the DFEP fan and pulse cleaning controls For complete information see the current Delta P Installation Operation and Maintenance manual Standard Equipment air inlet box with collar clean air collector exhaust compressed air connection control ...

Page 7: ...g operation Fan and Motor The fan and motor assembly is located near the base of the collector to increase stability by lowering the collector s center of gravity The fan motor chamber is lined with acoustical foam and is designed in combination with the exhaust plenum to reduce average operational sound pressure levels below 80 dBa at distances up to 1 meter from the DFEP operation Compressed Air...

Page 8: ...s as the Delta P control with additional pulse cleaning options The Delta P Plus control allows an operator to include a pulse cleaning cycle after the collector is shut down after shift cleaning either in addition to or instead of pulse cleaning while the collector is operating For complete information see the current Delta P Plus Installation Operation and Maintenance manual A back draft damper ...

Page 9: ...nto the hopper air passes into the clean air plenum where it is drawn through the fan and is discharged through the clean air outlet Dust and fume reaching the base of the collector is directed into a dust bin where it can be removed easily without the need for tools Collector Operation 3 Operation dirty air inlet cartridge Normal Operation Filter Pulse Cleaning Operation dust bin diaphragm valve ...

Page 10: ...sociated fume producing equipment the DFEP should be turned on before turning on any associated equipment and shut off after the associated equipment is shut down Observe DFEP filter pressure drop on the controller A sudden change in pressure drop may indicate the need for service or maintenance pressure set points Excessive differential pressure reduces air volume through the collector An inabili...

Page 11: ...m the dust bin to a suitable disposal site A liner may be used in the dust bin and dust can then be transferred from the dust bin for suitable disposal using the liner A vacuum is not required or recommended for servicing the bin a For the extended capacity dust bin remove the bag liner retention bar b Close and seal the bag liner c Lift the bag liner from the dust bin and properly dispose of seal...

Page 12: ...off collector and Lock Out all energy sources 2 3 4 5 U endcap non gasketed end must match with the alignment mark U 6 7 Inspect and clean the access cover gaskets Replace gaskets if they become worn or damaged 8 9 may be used to ensure a dust tight seal 10 This condition will result in shorter alignment marker yoke filter cartridge access cover cover knob Filter Replacement Filter Replacement ...

Page 13: ...10 which can be monitored 1 Turn off collector and Lock Out all energy sources 2 3 4 5 6 7 8 ...

Page 14: ...ring the solenoid cover until the cover comes loose 9 Remove the solenoid cover 10 Replace or repair the damaged solenoid s 11 Re attach the solenoid cover 12 Reconnect the solenoid enclosure to the manifold 13 Reconnect all tubing to original positions on the solenoid enclosure 14 15 Open the compressed air shut off valve and re pressurize the manifold 16 Return power to the collector and resume ...

Page 15: ... Close and secure the control panel access door 15 Return power to the collector and resume DFEP operation 1 Turn off collector and Lock Out all energy sources 2 3 4 Remove the Access Cover Pin Clevis and E Clip from the collector end of the access cover hinge assembly 5 the upper and lower Hinge Pin Shoulder Spacers 6 After the knob has been hand tightened 3 turns a tool assist may be used to ens...

Page 16: ...end of the yoke and securing the alignment tool to the front face of the collector This tool ensures optimum positioning for the new yoke 11 onto the yoke 12 hardware is hand tight continue to tighten hardware until the yoke is secure When properly tightened the hardware should secure the yoke in the position established by the alignment tool i e when the alignment tool is removed the yoke should ...

Page 17: ...Carefully lower the motor and fan for removal from the collector housing 9 From the front motor access opening remove the motor and fan wheel assembly from the housing Removal through the rear motor access opening is an option For KV11 fan only can remove the fan from the rear access opening 10 Insert the new or repaired motor and fan assembly into the collector through the motor access opening 11...

Page 18: ...e an extended capacity drum skip to step 17 a b Position lower hopper assembly under hopper c d Lift lower hopper assembly into position and tighten hardware e 17 Position and seal dust bin to hopper 18 Close the dust bin access door 19 Return power to the collector and resume DFEP operation ...

Page 19: ...n circuit and matches motor voltage requirements Motor starter not properly selected for motor size and voltage Check starter and replace if necessary for actual motor size and voltage Dust emissions at air outlet Access cover s loose Tighten all access covers securely See Filter Installation Filter s damaged Inspect gaskets end caps liners and media for damage Filters not properly installed See F...

Page 20: ...t read zero when at rest Out of calibration Recalibrate as described in Delta P Maintenance Manual Ensure the fan is not running during the calibration With collector discharging outside differential pressure is present from indoor to outdoor Recalibrate with the pressure tubing attached as described in the Delta P Maintenance Manual Delta P Controller ON but cleaning system does not start Pressur...

Page 21: ...bing for kinks breaks contamination or loose connections Delta P arrow keys do not work Improper operation Press and hold one of the three setpoint keys to use arrow keys Programming keys disabled Remove the Program Disable jumper from Terminals 3 and 4 on TB2 Cleaning light is ON but cleaning system not functioning Improper wiring Check wiring between the Delta P Control and the timer board and b...

Page 22: ...A1 Donaldson Company Inc Appendix A Collector Installation ...

Page 23: ...C Seismic Spectral Acceleration Ss 1 5 g Seismic Spectral Acceleration S1 0 6 g Installed Collector Base Elevation Grade Risk Category II Compressed air supply psig max 90 Housing rating inches water gauge 10 25 Control power 220 Volt 50 60 Hz If collector was supplied with a Record Drawing the Front View DFEP 4 Front View DFEP 6 Typical Side View ...

Page 24: ...rally packaged and shipped laying on their side Failure to lift the collector correctly can result in severe personal injury and or property damage Label on pack slip and bill of lading will state weight of the collector as delivered 1 Lift the packaged collector from transport container 2 Remove any crates or shipping straps 3 Inspect for any damage and or missing parts and report to freight carr...

Page 25: ...n Typical Foundation Anchor Installation Electrical installation must be performed by a Compressed air installation must be performed by This equipment is not designed to support site ducts piping or electrical services All ducts piping or electrical services must be adequately supported to prevent injury and or property damage Collector Connections 1 Complete electrical connections to the collect...

Page 26: ...naldson Company Inc Typical Lifting Methods Compressed Air and Component Installation shut off valve with safety exhaust valve automatic condensate valve air supply line air regulator to be supplied by owner ...

Page 27: ...p the connection location of two power leads on the terminal block making certain not to swap a power lead and the ground wire Do not interchange a power lead with a ground wire or severe personal injury and or property damage may result 4 5 Using the owner supplied pressure regulator set the incoming manifold pressure to 60 psig Operational experience will determine if the manifold pressure shoul...

Page 28: ...opper See Dust Bin Service instructions 4 collector 5 Disconnect electrical power from the collector and remove any associated conduit or hardware from the exterior of the collector 6 Disconnect all ducts from the collector Seal the inlet and discharge openings of the collector with shipping covers to prevent residual dust from migrating from the collector during transport for disposal 7 Remove an...

Page 29: ..._________________________________________________ Dust Properties Kst _______________Pmax______________ MIE ____________ MEC __________________ Accessories ___________________________________________________________________________________ Other ________________________________________________________________________________________ _________________________________________________________________...

Page 30: ...A9 Donaldson Company Inc Service Notes ...

Page 31: ...ntial or otherwise The terms of this warranty may be modified only by a special warranty document signed by a Director General Manager or Vice President of Donaldson To ensure proper operational performance of the equipment use only genuine Donaldson replacement parts THERE EXIST NO OTHER REPRESENTATIONS WARRANTIES OR GUARANTEES EXCEPT AS STATED IN THIS PARAGRAPHANDALLOTHERWARRANTIESINCLUDINGMERCH...

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