Fleck 5600

Summary

Product identification

Model: Fleck 5600 Mechanical Control Valve Brand: Pentair Fleck

Features and Benefits

• Fiber-reinforced polymer valve body: superior strength, durability, non-corrosive, UV-resistant.
• Continuous service flow rate: 20 GPM
• Backwash flow rate: 7 GPM
• Backwash capability: Accommodates softener tanks up to 12" and filters up to 10" diameter.
• Control cycles: Fully adjustable 3- or 5-cycle control.
• Piston: Time-tested, hydraulically-balanced for service and regeneration.
• Design: Double backwash for reduced hardness leakage.
• Timer: Rugged-built electromechanical with heavy-duty 3/8" wide plastic gears.
• Certifications:
  • WQA to NSF/ANSI Standard 372 for Lead Free Compliance.
  • Restriction of Hazardous Substance Compliant.
  • WQA to NSF/ANSI Standard 44 for Water Softener Performance.

Options

• Filter or softener control valves
• Downflow regeneration
• Brine cam auxiliary switch
• Plumbing connections: 3/4" or 1" NPT, BSP, and sweat
• Bypass valve material: Fiber-reinforced polymer or stainless steel
• Backplate: "L"-style
• Regeneration type: Electromechanical 7- or 12-day time clock or meter delayed regeneration
• Electromechanical Timer: Simple to adjust, easy to service with quick access to internal components.

Valve Specifications

• Valve Material: Fiber-reinforced polymer
• Inlet/Outlet: 3/4" or 1" NPT/BSP/Sweat
• Cycles: 7
• Flow Rates (50 PSI Inlet) – Valve Alone:
  • Continuous: 20 GPM (4.5 m³/h) at 15 psi drop
  • Peak: 26 GPM (5.9 m³/h) at 25 psi drop
  • Cv: 5.0 at 1 psi drop
  • Max. Backwash: 7 GPM (1.6 m³/h) at 25 psi drop
• Regeneration:
  • Type: Downflow/Upflow (Both)
  • Adjustable Cycles: Brine fill only
  • Time Available (Electromechanical): 180 min/regeneration (continuous moving piston)

Meter Information (for Metered Regeneration)

• Meter Accuracy (3/4" Paddle): 0.25 - 15 GPM (0.06 - 3 m³/h) ± 5%
• Meter Capacity Range (3/4" Standard): 125 - 2,125 gal (0.5 - 8 m³)
• Meter Capacity Range (3/4" Extended): 625 - 10,625 gal (2.5 - 40 m³)

Mechanical / Hydraulic

• Distributor Pilot: 0.8125" or 1.05" O.D. (26.7 mm)
• Drain Line: 1/2" NPTF
• Brine Valve (1600): 3/8"
• Injector System: 1600
• Mounting Base: 2.5"– 8 NPSM
• Height from Top of Tank: 7" (178 mm)
• Riser Tube Diameter: 3/4" (19 mm)
• Riser Height: Flush with top of tank

Typical Applications

• Water Softener Tanks: 6 - 12" diameter
• Filter Tanks: 8 - 10" diameter (based on 10 GPM/ft²)

Electrical

• Electrical Rating: 24/110/220V, 50/60 Hz

Additional Information

• Estimated Shipping Weight:
  • Time Clock Valve: 5 lbs
  • Metered Valve: 6 lbs
• Pressure:
  • Hydrostatic: 300 psi (20 bar)
  • Working: 20 - 125 psi (1.4 - 8.5 bar)
• Temperature:
  • Cold Water Valve: 34 - 110°F (1 - 43°C)

Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror