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User Instructions for the Environment One Grinder Pump

General Information

Your home is served by a low pressure sewer system; the key element is an Environment One grinder pump. 

The tank collects all solid materials and wastewater from the house. The solid materials are then ground to a 

small size suitable for pumping as a slurry with the wastewater. The grinder pump generates sufficient pressure 

to pump this slurry from your home to the wastewater treatment receiving line and/or disposal plant.
This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: 1) this 

device may not cause harmful interference; and 2) this device must accept any interference received, including 

interference that may cause undesired operation. Any changes or modifications not expressly approved by the 

party responsible for compliance could void the user’s authority to operate this equipment.

Care and Use of your Grinder Pump

The Environment One grinder pump is capable of accepting and pumping a wide range of materials, and an 

extensive grind test is required in order to obtain NSF approval. However, regulatory agencies advise that the 

following items should not be introduced into any sewer, either directly or through a kitchen waste disposal unit:
Glass 

Seafood shells 

Diapers, socks, rags or cloth 

Syringes

Cotton swabs 

Personal/cleaning wipes & sponges 

Disposable toothbrushes 

Latex/vinyl items

Metal 

Plastic objects (toys, utensils, etc.) 

Kitty litter 

Dental floss

Aquarium gravel 

Sanitary napkins or tampons 

Cigarette butts

Caution: Kitchen garbage disposals do not keep grease/oil out of the plumbing system

In addition, you must 

never

 introduce into any sewer:

Explosives 

Strong chemicals 

Lubricating oil and/or grease

Flammable material 

Gaso

line

Items introduced into the sewer system from your home can potentially impact the water environment. Proper 

disposal of household wastes such as window cleaners, unused/expired pharmaceuticals, paint thinners, fats, 

fruit labels, etc. is important. For more information, visit http://www.wef.org.

Periods of Disuse

If your home or building is left unoccupied for longer than a couple of weeks, perform the following procedure:

Purge the System. 

Run clean water into the unit until the pump activates. Immediately turn off the water and 

allow the grinder pump to run until it shuts off automatically.

Duplex Units. 

Special attention must be taken to ensure that both pumps turn on when clean water is added to 

the tank.

Caution: Do not disconnect power to the unit

Power Failure

Your grinder pump cannot dispose of wastewater without electrical power. If electrical power service is 

interrupted, keep water usage to a minimum.

Pump Failure Alarm

Your Environment One grinder pump has been manufactured to produce an alarm signal (120 volt) in the 

event of a high water level in the basin. The installer must see that the alarm signal provided is connected 

to an audible and/or visual alarm in such a manner as to 

provide adequate warning to the user that service is required. 

During the interim prior to the arrival of an authorized service 

technician, water usage must be limited to the reserve 

capacity of the tank.

For service, please call your local distributor:

Summary of Contents for Extreme Series

Page 1: ...1 WH48 WR48 Series Simplex Duplex Triplex Quadplex Typical Installation Instructions Warranty Information 486 Gal Capacity Grinder Pump Station ...

Page 2: ...4 DWV 4 5 OD Supplied by others 9a STUB OUT 4 X 5 long watertight stub out to be installed at time of burial unless the gravity serviceline is connected during installation Supplied by others 10 DISCHARGE FTG 1 1 4 Female NPT stainless steel 11 DISCHARGE LINE 1 1 4 Nominal pipe size Supplied by others 12 CONCRETE ANCHOR See Ballast Calculations for specific weight for your station height Supplied ...

Page 3: ...3 FAILURE TO COMPLY WITH INSTALLATION INSTRUCTIONS WILL VOID WARRANTY Figure 1 ...

Page 4: ... standard grommet for connecting the 4 DWV 4 50 outside dia incoming sewer drain Other inlet types and sizes are optional CAUTION 4 DR 35 pipe has a smaller diameter and won t create a watertight joint with the standard 4 SCH 40 inlet grommet Confirm that you have the correct inlet before continuing Do not drop roll or lay tank on its side This will damage the unit and void the warranty Excavate a...

Page 5: ...ximately 1 to 2 of concrete onto the gravel bed and place the tank into the excavation Ensure the tank is properly positioned in the excavation to support inlet pipe Section 3 and discharge pipe Section 5 connections before pouring the concrete ballast The unit should be leveled and filled with water about 24 deep to prevent shifting while the remaining ballast is being poured The concrete should ...

Page 6: ...l depth per national and local code requirements must be accounted for when determining the inlet location The supply cable path should be considered when selecting the inlet location see Section 8 A 5 diameter field penetration of the tank wall is required to support installation of the standard inlet grommet This penetration must not remove or interfere with any of the structural ribbing on the ...

Page 7: ...rge piping connection Note Models 481 and 482 will have single discharge pipe connection models 483 and 484 will have two discharge pipe connections 180 degrees apart standard 6 BACKFILL REQUIREMENTS Proper backfill is essential to the long term reliability of any underground structure Several methods of backfill are available to produce favorable results with different native soil conditions The ...

Page 8: ...40 amp breaker is required before a 120V duplex alarm panel 9 ELECTRICAL CONNECTION Pump to Panel Fig 4 The grinder pump station is provided with a cable for connection between the station and the alarm panel supply cable for each grinder pump The supply cable a six conductor tray cable meets NEC requirements for direct burial as long as a minimum of 24 burial depth is maintained Those portions of...

Page 9: ...anel will also contain one simplex or two duplex circuit breakers to control grinder pump power The pump circuit breaker s are labeled PUMP in the alarm panel For each grinder pump in the station perform the following procedure to verify proper installation and operation a Make sure that the slide face discharge valve s is fully open for each pump connection This valve s must not be closed when th...

Page 10: ...10 ...

Page 11: ...act as guides while aligning the bolt pattern of the two flanges 5 Support the upper accessway section a few inches over the tank Align the aluminum cover locking hasp on the fiberglass accessway section with the stainless steel discharge connection on the polyethylene tank Figure 6b Once aligned lower the upper section onto the mating flange using the three bolts to guide it to the proper positio...

Page 12: ...12 Figure 7 ALLOWABLE INLET LOCATIONS INLET INSTALLATION ...

Page 13: ...13 Figure 8 Figure 9 Figure 10 Figure 11 ...

Page 14: ...tation or move it on its side 2 No Ballast to be poured in place If the concrete anchor is to be poured while the station is in place lift the unit using 2 nylon straps wrapped under the tank flange to make a sling as shown below Keep station oriented vertically to avoid any damage 3 Precast Ballast Never lift a station that has a ballast attached by any means except the rebar The weight of the co...

Page 15: ... soil Section I Used To Determine The Volume Of Concrete Note 4 0 ft assumed inside diameter of concrete ballast ring around tank s bottom flange Volume Height Area 83 ft π 5 6 ft 2 4 0 ft 2 4 83 ft 12 06 ft2 10 1 ft3 Section II Used To Determine The Volume Of Saturated Soil Note 4 3 ft assumed inside diameter of soil column around tank s maximum diameter Volume Height Area 7 6 ft 83 ft π 5 6 ft 2...

Page 16: ...application Station Height in Station Volume cu ft Fnet Buoyant lbs Tank Weight lbs Fballast lbs Volume Concrete cu ft Weight Concrete in Air cu ft Min Diameter of Concrete Anchor in Min Thickness of Concrete Anchor in 75 71 6 4088 380 4706 10 1 1515 68 10 92 85 1 4873 440 5623 10 1 1515 68 10 98 90 1 5175 445 5980 10 1 1515 68 10 104 95 0 5478 450 6330 10 1 1515 68 10 110 99 9 5780 455 6687 10 1 ...

Page 17: ...17 ...

Page 18: ...18 Environment One Corporation 2773 Balltown Road Niskayuna New York 12309 1090 Voice 01 518 346 6161 Fax 518 346 6188 www eone com NA0251P01 Rev E 10 18 A Precision Castparts Company ...

Page 19: ...l Sanitary napkins or tampons Cigarette butts Caution Kitchen garbage disposals do not keep grease oil out of the plumbing system In addition you must never introduce into any sewer Explosives Strong chemicals Lubricating oil and or grease Flammable material Gasoline Items introduced into the sewer system from your home can potentially impact the water environment Proper disposal of household wast...

Page 20: ... provided the product is properly installed serviced and operated under normal conditions and according to manufacturer s instructions Repair or parts replacement required as a result of such defect will be made free of charge during this period upon return of the defective parts or equipment to the manufacturer or its nearest authorized service center Limited Warranty For E One Extreme D Series W...

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