Fleck 4650

FEATURES/BENEFITS

Lead-free brass valve body for superior strength and durability

Continuous service flow rate of 20 GPM with a backwash of 7 GPM

Backwash capability accommodates softener tanks up to 12″ and filter up to 10″ in diameter

Fully adjustable 3- or 5-cycle control for efficient and reliable water treatment system

Designed with double backwash for reduced hardness leakage

Time-tested, hydraulically balanced piston for service and regeneration

Rugged-built electromechanical timer designed with heavy duty 3/8″ wide plastic gears

VALVE SPECIFICATIONS

Valve Material Lead-free brass*

Inlet/Outlet 3/4″, 1″, or 1-1/4″ NPT/ BSP/Sweat

Cycles 7

OPTIONS

Filter or softener control valves

Brine cam auxiliary switch

Plumbing connections in 3/4″ to
1-1/4″ NPT, BSP, and sweat

Fiber-reinforced polymer or
stainless steel bypass valve

Hot Water

Electromechanical 7- to 12-day
clock regeneration

Electromechanical Timer– Simple to adjust and easy to service with quick access to all internal components

FLOW RATES (50 PSI INLET) – VALVE ALONE

Continuous 20 GPM (4.5 m3/h)
15 psi drop

Peak 26 GPM (5.9 m3/h)
25 psi drop

Cv 5.2
flow at 1 psi drop

Max. Backwash 7 GPM (1.6 m3/h)
25 psi drop

REGENERATION

Downflow/Upflow Downflow only

Adjustable Cycles Brine fill only

Time Available
Electromechanical: 180 min/regeneration
continuous moving piston

Dimensions

Distributor Pilot 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 6 – 12″ diameter

Filters 6-10″ diameter

ADDITIONAL INFORMATION

Electrical Rating 24/110/220V
50/60 Hz

Max VA. 3

Estimated Shipping Weight
Time Clock: 7 lb

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)

Hot Water Valve: 34 – 180°F (1 – 82°C)