Wayne SEP5, SEP4, SEP8, SEP6, 332200-001 User Manual

918.79 Kb

Operating Instructions & Parts Manual


SEP6 and SEP8

Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the product described. Protect yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury and/or property damage! Retain instructions for future reference.

Sewer Ejector Pump


The submersible pump is designed for home applications. The unit is equipped with a 3-prong grounding

type power cord. Motor is oil-filled and sealed for cooler running and designed to operate under water. This pump is not suitable for aquatic life, ponds or fountains.


Inspect this unit before it is used. Occasionally, products are damaged during shipment. If the pump or components are damaged, return the unit to the place of purchase for replacement. Failure to do so could result in serious injury or death.

Important Safety



Safety Guidelines

This manual contains information that is very important to know and understand. This information is provided for SAFETY and to PREVENT

EQUIPMENT PROBLEMS. To help recognize this information, observe the following symbols:

Danger indicates an imminently

hazardous situation which, if not avoided, WILL result in death or serious injury.

Warning indicates a potentially

hazardous situation which, if not avoided, COULD result in death or serious injury.

Caution indicates a potentially

hazardous situation which, if not avoided, MAY result in minor or moderate injury.

Notice indicates important

information, that if not followed, MAY cause damage to equipment.

General Safety



This product or

its power cord may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.


Do not use to

pump flammable or explosive fluids such as gasoline, fuel oil, kerosene, etc. Do not

use in a flammable and/or explosive atmosphere. Personal injury and/or property damage could result.

This pump is not designed

to handle salt water, brine, laundry discharge or any other application which may contain caustic chemicals and/or foreign materials. Pump damage could occur if used in these applications and will void warranty.

All wiring must be performed by a

qualified electrician.

If the

basement has water or moisture on the floor, do not walk on wet area until all

power is turned off. If the shut-off box is in the basement, call an electrician.

Remove pump and either repair or replace. Failure to follow this warning could result in fatal electrical shock.


Power supply requirements


SEP4 . . . . . . . . . . . . . . . . . . . . . . . .

120V, 60 hz

SEP5, SEP6, and SEP8 . . . . . . . . . .

240V, 60 hz

Motor . . . . . . . . . . . . . . . . . . . . . . . .

Single phase, oil filled



SEP4 . . . . . . . . . . . . . . . . . . . . . . . .

1/2 HP, 12A @ 115VAC

SEP5 . . . . . . . . . . . . . . . . . . . . . . . .

3/4 HP, 7A @ 230VAC

SEP6 . . . . . . . . . . . . . . . . . . . . . . . .

1 HP, 8.5A @ 230VAC

SEP8 . . . . . . . . . . . . . . . . . . . . . . . .

2 HP, 12A @ 230VAC

Liquid temperature range . . . . . . .

40°F to 120°F

Circuit requirements . . . . . . . . . . . .

15 amps (min)

Dimensions. . . . . . . . . . . . . . . . . . . . . .

11 1/2 in. high x 9 3/4 in. base


Motor housing . . . . . . . . . . .

Cast Iron

Volute . . . . . . . . . . . . . . . . . .

Cast Iron

Impeller . . . . . . . . . . . . . . . . .

Cast Iron

Shaft . . . . . . . . . . . . . . . . . . .

Low carbon steel

Seals. . . . . . . . . . . . . . . . . . . .

Buna N

Discharge . . . . . . . . . . . . . . .

3 in. NPT


2 in. NPT (Adapter included)

REMINDER: Keep your dated proof of purchase for warranty purposes! Attach it to this manual or file it for safekeeping.

© 2009 Wayne Water Systems

For parts, product & service information

332200-001 2/09


visit www.waynepumps.com


Operating Instructions and Parts Manual

General Information



Functionally, the liquid in the basin rises









and trips the first float, but the pumps do

















Sewage Pump Systems:








not turn ON. As the liquid level rises, it














Simplex System



trips the second float, activating one of the

the power source before





A simplex system consists of one pump,



pumps. Once the liquid level recedes and

attempting to install, service,





no longer trips the second float, the pump



its control switch, and one basin. It is



relocate or maintain the pump.







will turn OFF. If the second float is tripped

Never touch sump pump, pump motor,

used in applications where less than





again, the other pump will turn ON.

water or discharge piping when pump is

six toilets (units) are discharged into





If for some reason the liquid level

connected to electrical power. Never handle

a basin. The simplex unit is generally





a pump or pump motor with wet hands or

operated with a contactor to turn



increases past the second float and trips



when standing on wet or damp surface or

the pump ON and OFF. The contactor



the third float, both pumps turn ON and

in water. Fatal electrical shock could occur.

is activated by a single pole float



trips the alarm.

Some models of this product include

switch. The float switch is a wide-angle



Under normal circumstances, the first



a grounded plug for quick installation

differential switch that rises with the



pump will handle the flow after the



anywhere a grounded outlet is

liquid level and turns the pump ON.



second float is tripped. In those cases,



accessible. Some models must be

As the liquid level decreases, the float



the liquid level will recede until it drops



incorporated into the building’s

lowers and turns the pump OFF. The



the lower float. This action turns the



electrical system. Models without plugs

switch differential is 120º.



pump OFF. The next time that the liquid



must be connected to a grounded




level rises, the other pump turns ON. This

Sewage Pump Systems:



circuit. The circuit should be equipped



alternates the pumps; this prevents lock-

Duplex System



with a ground fault interrupter device.



up and extends the lifer of both pumps.



All models without plug-in power cords

A duplex system is used in applications









Available Controls

systems must be installed by a qualified

where more than six toilets (units) are



discharged into a basin. However, each



For 115 volt only, a wide angle float

electrician. All models with a plug-in



power cords system should still have a

pump should be sized to handle the entire



switch can be supplied with a plug-thru



qualified electrician inspect the outlet

flow in case one pump fails. The duplex



series plug.



being used to ensure proper wiring.

unit is controlled by a NEMA 1 control



For 230 volt Simplex units, a NEMA 1












panel that has an automatic alternator,














Simplex Controller with a hand-off-auto




run lights, hand-off-auto switches, and






switch and run light can be supplied.


an alarm bell. The duplex control panel








This is supplied with a wide-angle










is supplied with three float switches. The














switch for automatic operation.










floats are to be positioned so that the














For 230 volt Duplex units, a NEMA 1










lower float turns the pumps OFF. The












second float alternates turning first one



control panel can be supplied with



















pump ON and then the other pump ON.



a hand-off-auto switches, run lights,














The third float will turn BOTH pumps ON



pump alternator, and an alarm bell.







in case one pump cannot handle the flow.



This is supplied with a three float switch


















The third float will also sound the alarm



system for automatic operation.









(which remains on until the system is reset).





Figure 3





















The control switch is a wide-angle
















system which prevents short cycling of






the pump motor and the consequential






problems that short cycling can cause.






The switch can be mounted on the






discharge pipe (just above the pump






discharge flange). See illustrations for






switch mounting arrangements.

Figure 1 - Simplex System

Figure 2 - Duplex System



Operating Instructions and Parts Manual

Installation (Continued)

6. Drill a 1/8 in. hole in the discharge



power cords will be brought through






pipe 1 to 2 inches above the flange.



the appropriate openings in the


This will prevent air locking and loss



basin cover. Do not modify existing

1. NEVER lift this product by the

of prime at startup. A gate valve



openings in any way.

should be installed in the system






All sewage basins

electrical cords.










after the check valve. This gate valve






2. Install pump in a sewage pit






must be vented






should be a full port valve which



to prevent a build-up of methane gas.

that fulfills the minimum size



will pass 2 in. solids or as required by



Consult your local codes for proper

requirements (24 in. minimum).



state and local codes. The gate valve



venting. DO NOT install venting in

Construct sump pit of tile, concrete,



permits removal of the pump and/



locations classified as hazardous in

steel or plastic. Do not install a pit



or the check valve for servicing (and



accordance with the National Electrical

smaller than recommended.



Code NFPA 70.

will minimize back-flow mess).



3. The unit should be located and




7. (OPTIONAL) Install a union between



rest on a solid, level foundation.



Do not place pump directly on clay,

the check valve and the pump so the










earth, gravel or sandy surface. These

pump can be removed with the least
















surfaces contain small stones, gravel,

amount of disturbance of the piping.









the power source before


sand, etc. that may clog or damage

8. Connect 2 in. rigid pipe to check



attempting to install, service,


the pump and cause pump failure.



relocate or maintain the











Flood risk. If



pump. Never touch sewage pump, pump



















flexible discharge



Support pump



motor, water or discharge piping when





hose is used, make sure pump is secured



and piping when



pump is connected to electrical power.







in sewage pit to prevent movement.

assembling and after installation.



Never handle a pump or pump motor

Failure to secure pump could allow pump

Failure to do so could cause piping to



with wet hands or when standing on

movement and switch interference and

break, pump to fail, etc. which could



wet or damp surface or in water. Fatal

prevent pump from starting or stopping.

result in property damage and/or



electrical shock could occur.

4. Thread the discharge pipe or pipe

personal injury.



1. Verify pump and switch operate

9. Protect electrical cord from sharp



nipple into the discharge flange



within the basin.




objects, hot surfaces, oil and






Risk of electrical








5. A check valve MUST be used in a

chemicals. Avoid kinking the cord and






shock! This pump






replace damaged cords immediately.






solids-handling system. Mount the



is supplied with a grounding conductor






and grounding type attachment plug.

check valve in a horizontal position

IMPORTANT: Make sure there is





Use a grounded receptacle to reduce the

or at a 45º angle with the valve pivot

adequate room for tether switch to





risk of fatal electrical shock.

on top. In a vertical position, solids

swing freely during operation.





Never cut off the round grounding

tend to lodge on the valve flapper

10.A pit cover must be installed to





prong. Cutting the cord or plug will

and can prevent it from opening.



prevent debris from clogging or





void the warranty and make the pump













damaging the pump. All piping and












Main waste line to

2 in. Discharge

Upper level drainage



Vent pipe












sewer or septic tank




























































































2 in. gate valve










Laundry tubs




2 in. Check





Three prong













































with a












ground fault
















Floor drain






Washer drain



Float Switch











Figure 4 - Typical Installation



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