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Model 4720-Series

SELF-PRIMING PUMP 

FEATURES

Body:

Type 316 Stainless Steel

Impeller:

Neoprene or Nitrile

Seal:

Lip Type

Shaft:

Steel Motor Shaft with special
Stainless Steel Sleeve

Ports:

1/2" NPT Internal

Motor:

1/3 HP, 115/230 Vac, 60 Hz,
Single Phase, T.E.F.C., 1725 RPM,
Continuous Duty, 56-Frame,
Capacitor start with automatic reset
thermal overload protector; 6 foot
cord with three prong plug.

Weight:

35 lb (15.9 kg)

Model 4720-Series

SECONDS. Lack of liquid will damage the impeller and
seal.

PRESSURES - For continuous operation, pressure
should not exceed 20 psi (1.4 kg/cm2).

TEMPERATURE - Neoprene Impeller 45° to 180° F 
(8° - 82° C), Nitrile Impeller 50° to 180° F (10° to 82° C).

SPARE PARTS - A Jabsco Service Kit should be kept on
hand to maintain all but the most badly worn pumps.

NOTICE - When corrosive fluids are handled, pump life
will be prolonged if pump is flushed with water after each
use or after each work day. For further information,
consult Jabsco Chemical Resistance Table, which is
available upon request.

VARIATIONS AVAILABLE

MODEL NO. DESCRIPTION

4720-0001

NEOPRENE IMPELLER

4720-0003

NITRILE IMPELLER

APPLICATIONS

CHEMICAL - Industrial Motor Pump Unit Circulating,
Transferring and Filtering of Chemicals, Plating
Solutions, Pharmaceuticals, Cosmetics and Farm
Chemicals, Emptying and Filling Carboys, Vats, Tanks,
Barrels or Entire Systems.

OPERATING INSTRUCTIONS

INSTALLATION - Pump may be installed in any position.
Rotation of motor determines the location of the pump
intake. The motor is normally wired for clockwise rotation
when looking at pump cover, with inlet port on the right.

SELF-PRIMING - Vertical, dry suction lift of 10'. Pump
will produce suction lift up to 22' when wet. BE SURE
SUCTION LINES ARE AIRTIGHT or pump will not self-
prime.

DISCHARGE - When transferring liquids further than
25', use I" ID discharge Iine.

RUNNING DRY - Unit depends on liquid pumped for
lubrication. DO NOT RUN DRY FOR MORE THAN 30

WARNING

!

Explosion hazard.  Do not use where flammable 
vapors are present.  Do not pump solvents, 
thinners or gasoline.  To do so can cause an 
explosion which can result in injury or death.

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