Downflo Oval, DFO 1-1 to 3-3
ii
Contents
IMPORTANT NOTES .................................................................i
Safety Communication ............................................................1
Description ................................................................................2
Purpose and Intended Use .....................................................2
Rating and Specification Information ...................................3
Operation ...................................................................................3
Inspection on Arrival ...............................................................4
Installation Codes and Procedures ......................................4
Installation.................................................................................4
Foundations or Support Framing .......................................5
Collector Location ................................................................5
Site Selection .......................................................................5
Hoisting Information ............................................................5
Typical Installation ...................................................................6
Standard Equipment ................................................................7
Collector Anchoring .............................................................8
Provisional Anchor Bolt Recommendations ....................8
Compressed Air Installation ...............................................9
Electrical Wiring ...................................................................9
Control Panel and Motor Wiring .........................................10
Control Panels and Solenoid Specifications .................13
10-Gallon Pail Pack ............................................................14
25-Gallon Dust Bin ..............................................................14
Exhaust Damper ................................................................14
Preliminary Start-Up Check .................................................15
Maintenance Information ....................................................16
Operational Checklist ........................................................16
Filter Removal and Installation .........................................16
Dust Disposal ......................................................................17
Compressed Air Components ...........................................17
Split Taper™ Bushing Mounting Instructions ...............19
Optional Equipment................................................................20
25-Gallon Dust Container ..................................................20
Sealer Gear Installation ....................................................21
Delta P Control ....................................................................22
Caster Assembly .................................................................23
HEPA Afterfilter Installation..............................................24
Extraction Arm and Adapter Installation ........................25
Explosion Vent ....................................................................27
Sprinkler ...............................................................................27
Troubleshooting ......................................................................28
Product Information...............................................................31
Service Notes .........................................................................31
Donaldson Industrial Air Filtration Warranty ....................32