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Fleck 3900 control valve for water softener

FLECK 3900 3-INCH CONTROL VALVE

ManufactureFleck
Model Number3900
AvailabilityIn-Stock

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Product Features

  • Lead-free brass valve body for superior strength and durability
  • Time-tested, hydraulically balanced piston for service and regeneration
  • Fully adjustable 3 or 5 cycle control for efficient and reliable water treatment system
  • Continuous service flow rate of 250 GPM with a backwash of 100 GPM
  • Backwash capability accommodates softener tanks up to 63" and filter up to 42" in diameter
  • Rugged-built electromechanical timer designed with heavy-duty 3/8" wide plastic gears

Valve Specifications

Valve MaterialLead-free brass*
Inlet/Outlet3" NPTF/BSPF
Weight93 lbs (shipping weight)
Operating Pressure20 - 125 psi
(1.4 - 8.5 bar)
Hydrostatic Test Pressure300 psi (20.69 bar)
Water Temperature34 - 110°F (1 - 43°C)

Flow Rates

Continuous
15 psi (1.03 bar) drop		250 GPM (56.8 m3/h)
Peak
25psi (1.72 Bar) drop		325 GPM (73.8 m3/h)
Cv65
Backwash100 GPM (22.7 m3/h)


Dimensions

Mounting BaseTop: 6" – 8 threaded, 6" flanged or welded flange
Height15" (381 mm)
Riser Tube Dia.3" (76 mm)
Riser HeightFlush with top of tank

Specs Sheet and Manuals for Fleck 3900

Fleck 3900 specs

Fleck 3900 Specs Sheet

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Fleck 3900 service manual

Fleck 3900 Downflow Service Manual

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