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Summary of Contents for EONE EXTREME DH272
- Page 1 DH272 & DH502 Typical Installation Instructions & Warranty Information Duplex Grinder Pump Stations 270-Gal. & 500-Gal. Capacity INSTALLATION...
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Page 3: Safety Instructions
Safety Instructions Please read prior to the installation and operation of pump. The information provided is for SAFETY and to help PREVENT DO NOT pump hazardous To reduce risk of electrical shock, EQUIPMENT PROBLEMS. always disconnect the pump from materials (fl ammable, caustic, etc.) all power sources before handling To help you understand this DO NOT wear loose... - Page 4 Environment One Grinder Pump Feature Identification 1. GRINDER PUMP BASIN – Fiberglass Reinforced Polyester (FRP) 2. ACCESSWAY COVER – High density polyethylene (HDPE) 3. ELECTRICAL QUICK DISCONNECT (EQD) – Cable from pump core terminates here. 4. POWER AND ALARM CABLE – Circuits to be installed in accordance with local codes. 5.
- Page 5 Figure 1 OUTSIDE 1 - 4 in SEAL CONDUIT PER NEC SECTION 300.5 & 300.7 1 - 1/4 FEMALE 6 - 12 INCH PIPE THREAD SETTLING LOOP OR 9 FAILURE TO COMPLY WITH INSTALLATION INSTRUCTIONS WILL VOID WARRANTY...
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Page 6: Tank Installation
The following instructions concrete anchor. Place the unit assembly. See Field Joint define the recommended on a bed of gravel, naturally Assembly Instructions on page procedure for installing the rounded aggregate, clean and 10 for additional information. 3. INLET PIPE DH272 and DH502 grinder free flowing, with particles not INSTALLATION: Mark the inlet... -
Page 7: Electrical Connection
be installed in the pipe results with different native soil material be obtained before lateral outside the home conditions. specifying backfill. between the pump discharge The recommended method Another option is the use of and the street main on all of backfilling is to surround a flowable fill (i.e., low slump installations. -
Page 8: Test Procedure
8. ELECTRICAL verify proper pump and high- not leave the excess cable in CONNECTION: (Pump to level alarm operation. the station. Panel) (Fig. 3) The grinder 2) Retighten the nut. This a) Make certain that all pump station is provided connection must be tight or discharge shutoff valves are with a cable for connection... - Page 9 To view technical documentation, including service manuals visit eone.com/technician. Higher amperage readings equal a higher discharge pressure. If the amperage is greater than the listed maximum check the discharge line for a blockage.
- Page 10 Field Joint Assembly Instructions IT IS EXTREMELY IMPORTANT THAT THE JOINT IS SEALED PROPERLY BEFORE BACKFILLING. EXCAVATING A UNIT FOR REPAIR IS VERY EXPENSIVE AND CAN BE EASILY AVOIDED BY USING PROPER CAUTION DURING THE FOLLOWING PROCEDURE. Parts included in Field Joint Kit: pattern of the flange and tank.
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Page 11: Lifting Instructions
Lifting Instructions FAILURE TO FOLLOW THESE INSTRUCTIONS COMPLETELY WILL VOID WARRANTY. 2. No Ballast (to be poured in 3. Precast Ballast: Never lift a 1. Transporting unit to place): If the concrete anchor is station that has a ballast attached Installation site: Always lift a unit to be poured while the station is by any means except the rebar... - Page 12 E/One Grinder Pump Station Ballast Calculations Any buried vessel that is submerged, or partially submerged, in water will be acted on by an upward buoyant force that attempts to return the vessel to a non-submerged state. The magnitude of this buoyant force is equal to the volume of the vessel that is submerged multiplied by the density of water.
- Page 13 E/One Grinder Pump Station Ballast Calculations DH272 Chart 1 Minimum Saturated Tank Tank Tank Tank “Net” Minimum Submerged Total Concrete Soil Station Buried External Buoyant Weight Buoyant Concrete Concrete Ballast Dimensions Ballast Height Height Volume Force Empty Force Volume Ballast Weight [dia x height] Weight...
- Page 14 E/One Grinder Pump Station Ballast Calculations DH502 Chart 2 Minimum Saturated Tank Tank Tank Tank “Net” Minimum Submerged Total Concrete Soil Station Buried External Buoyant Weight Buoyant Concrete Concrete Ballast Dimensions Ballast Height Height Volume Force Empty Force Volume Ballast Weight [dia x height] Weight...
- Page 15 Adjusting the Height of the Grinder Pump Station TO INCREASE STATION HEIGHT 6 INCHES 1. Increasing station height can be done without cutting the station. Use the E/One Extender cover shroud kit (ND0082G01) and follow the instructions that are included with the kit. TO INCREASE STATION HEIGHT MORE THAN 6 INCHES or TO REDUCE THE STATION HEIGHT: REMOVE EXISTING COVER ASSEMBLY (Fig.
- Page 16 coupling, bringing the vent well above grade. 12. Clean all dirt and debris from top four corrugations on tank. Install the 24” coupler gasket on the tank between the top two corrugations with the white or yellow line facing out and on top. 13.
- Page 18 Scan code for service info at eone.com/technician A Precision Castparts Company Environment One Corporation 2773 Balltown Road · Niskayuna, New York 12309–1090 Tel: (01) 518.346.6161 · Fax: (01) 518.346.6188 eone.com Copyright © 2025 by Environment One Corporation ALL RIGHTS RESERVED. This book contains material protected under International and Federal Copyright Laws and Treaties.
- Page 19 User Instructions for the Environment One Grinder Pump General Information Care and Use of Your Grinder Pump Your home is served by a low pressure sewer The Environment One grinder pump is capable of system; the key element is an Environment One accepting and pumping a wide range of materials, and grinder pump.
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Page 20: Limited Warranty
For More Information Scan QR Code or Visit: eone.com/sewer-systems/knowledge/warranty Notes 2773 Balltown Rd • Niskayuna NY USA 12309 (01) 518.346.6161 • www.eone.com...
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