Master Flush
Packaged Sewage Pump Units
Bulletin 226B
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Handles
up to 3 water closets |
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Where
Gravity Drainage is Impractical |
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Screenless
3" non-clog Sewage Pump |
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Completely
Factory Assembled |
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For
Basement or Playroom Toilet |
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Passes
through Doorway |
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Pump
Anything That Will Pass Through:
Toilet, Garbage Disposal,
Sink, Laundry Tray |
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FEATURES
PUMP:
Full 3" non-clog sewage pump, with 2-vane open type, impeller designed to
handle all sewage and stringy material. Has bronze lower bearing to eliminate
vibration, and ball thrust bearing set in motor pedestal, factory lubricated for
life. Heavy cast iron motor pedestal rabbetted to insure perfect alignment of
pump and motor. Flexible coupling insures quiet vibrationless operation.
STAINLESS STEEL SHAFT:
Shaft is of large diameter high grade stainless steel, ground and polished.
MOTOR:
3/4 H.P., 1750 RPM standard NEMA Frame motors. Single phase, 60cy., 115/230v.
motors are capacitor type with built in overload protection. Where 3 phase
motors are required, they are furnished with magnetic starters
CONTROL:
An integral float switch assembly, complete with copper float, brass rod and
easily adjustable float stops. Duplex units can be furnished with either two
standard float switches or one alternating float switch assembly to alternate
the cycles of operation and provide two-pump simultaneous operation when
required by heavy inflow.
BASIN:
Heavy welded steel basins are standard with Master-Flush units. Cast iron basins
are recommended where ground water conditions are severe. Basins have 4"
caulk inlet connection, 3" vent connection, and large handhole for easy
access. Pump and motor unit is easily removable without disturbing the basin
cover.

Typical Piping Installation
Click Here for Parts List &
Prices
| Performance Table |
| Unit |
Horse Power |
Capacity GPM |
Head in Feet |
| Master Flush |
3/4 |
25
50
75
100 |
24
20
15
10 |
DIMENSIONS:
The dimensions of the duplex units are the same as for the single units except
for the following. The steel basin for the duplex unit is 32" diameter. The
cast iron basin for the duplex unit is 30" diameter and has a 34"
diameter cover.


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LIST PRICES |
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SINGLE UNIT |
DUPLEX UNIT |
| UNIT |
MOTOR HP |
BASIN |
1-PH 115/230V |
3-PH 200V OR 230/460V. |
1-PH 115/230V |
3-PHASE 200V OR 230/460V |
| MF |
3/4 |
STEEL |
$ 7110 |
$ 7443 |
$ 12402 |
$ 13077 |
| MF |
3/4 |
CAST IRON |
8226 |
8559 |
14265 |
14949 |
| MF |
3/4 |
FIBERGLASS |
6786 |
7128 |
11889 |
12573 |
| APPROXIMATE SHIPPING WEIGHTS: |
STEEL BASIN |
CAST IRON BASIN |
FIBERGLASS BASIN |
| SINGLE UNIT |
480# |
700# |
450# |
| DUPLEX UNIT |
680 |
950 |
600 |
MOTORS ARE 3/4 H.P., 1750 R.P.M., IN DRIP-PROOF ENCLOSURES. SINGLE
PHASE MOTORS HAVE BUILT-IN OVERLOAD PROTECTION. THREE PHASE UNITS ARE FURNISHED
WITH MAGNETIC STARTERS IN WALL-MOUNTING ENCLOSURES TO PROVIDE OVERLOAD
PROTECTION.
SINGLE UNIT INCLUDES (1) STEEL, CAST IRON OR FIBERGLASS BASIN WITH
STEEL BASIN COVER, HANDHOLE WITH COVER, VENT CONNECTION, (1) FLOAT SWITCH
ASSEMBLY AND (1) 3" DISCHARGE NON-CLOG SEWAGE PUMP, ALL FACTORY ASSEMBLED.
DUPLEX UNIT INCLUDES (1) STEEL, CAST IRON OR FIBERGLASS BASIN WITH
STEEL BASIN COVER, HANDHOLE WITH COVER, VENT CONNECTION, (2) FLOAT SWITCH
ASSEMBLIED AND (2) 3" DISCHARGE NON-CLOG SEWAGE PUMPS, ALL FACTORY
ASSEMBLED.
ALTERNATING FLOAT SWITCH FOR DUPLEX UNIT IN LIEU OF THE (2) STANDARD
FLOAT SWITCHES. ADD --- $522
OTHER MODIFICATIONS: SEE VSA PRICE SHEETS IN SEWAGE PUMP SECTION.