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Summary of Contents for EONE Extreme WH231
- Page 1 WH231 Typical Installation Instructions & Warranty Information Simplex Grinder Pump Stations 230-Gal. Capacity INSTALLATION...
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Page 2: 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 3 Environment One Grinder Pump Feature Identification 1. GRINDER PUMP BASIN – Polyethylene 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 4 Figure 1 SEAL CONDUIT PER NEC SECTIONS 300.5 & 300.7 6-12 INCH SETTLING LOOP FAILURE TO COMPLY WITH INSTALLATION INSTRUCTIONS WILL VOID WARRANTY...
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Page 5: Tank Installation
The following instructions hole shall be large enough to Concrete ballast should be define the recommended allow for the concrete ballast cast in-place around the tank procedure for installing the anchor. The size, shape and in the excavation (Figure 2). Model WH231 grinder pump shoring requirements of the Alternatively, pre-cast ballast... - Page 6 remove or interfere with any and position the tank. Using (E/One part number of the structural ribbing on the a 5” diameter hole saw for NB0184PXX or NC0193GXX) polyethylene tank. The inlet the standard 4” grommet, drill or E/One Redundant Check grommet may be installed in through the tank wall at the Valve (E/One part number...
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Page 7: Electrical Connection
used. Consult the factory if consists of clean, compactible alarm panel (supply cable). soil with less than 12% fines, flood conditions are possible The supply cable, a six free of ice, rocks, roots, and where the station will be conductor tray cable, meets installed. - Page 8 the EQD. **IMPORTANT: All 12. INSTALL THE PUMP: E/One panel. Leave a 6” to 12” loop of cable at each end to Lower the pump into the but 36” of the cable must be allow for shifting and settling. tank. Position the pump so pulled out of the station, and the EQD and Equalizer should Connections made at the panel...
- Page 9 (alarm power return) view technical documentation, All of these tests must read including service manuals visit an open circuit. A short at any eone.com/technician. of these test points will cause Higher amperage readings premature pump failure if not equal a higher discharge corrected.
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Page 10: Inlet Installation
Figure 5 ALTERNATE INLET LOCATIONS; 2 ZONES INDICATED ON EITHER SIDE OF VERTICAL PANEL VERTICAL PANEL Ø 6.00” STANDARD GROMMET FLANGE OD INLET INSTALLATION DO NOT DRILL BELOW THIS LINE CENTER INLET PENETRATION (Ø 5.00”) IN PANEL TO PROVIDE CLEARANCE FOR GROMMET FLANGE INLET CENTER TO BE DRILLED ALONG... - Page 11 TEMPORARILY ATTACH DISCHARGE REMOVAL TOOL TO THE THREADS ON THE MALE ADAPTER TO SLIDE INTO INSTALL AND REMOVE RECEIVER IN DISCHARGE LINE TANK OPEN VALVE BY PUSHING DOWN SLIDER VALVE Figure 7 USE SUITABLE PIPE SEALANT AND DO NOT OVER TIGHTEN Figure 6 1"...
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Page 12: Lifting Instructions
Lifting Instructions FAILURE TO FOLLOW THESE INSTRUCTIONS COMPLETELY WILL VOID WARRANTY. 1. Transporting unit to 2. No Ballast (to be poured in 3. Precast Ballast: Never installation site: Always lift a place): If the concrete anchor is lift a station that has a ballast unit from the bottom for the to be poured while the station attached by any means except... - Page 13 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.
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Page 14: Section I: Used To Determine The Volume Of Concrete (Note: 2.50 Ft = Assumed Inside Diameter Of Concrete Ballast Ring Around Tank's Bottom Flange)
E/One Grinder Pump Station Ballast Calculations Sample Calculation — Station Height of 55” Volume of Station Wet Well = 36.4 cu ft Station Weight = 213 lbs Station Height = 4.6 ft A. Buoyant Force 1. The buoyant force acting on the submerged WH231 is equal to the weight of the displaced water for the section of the tank that is submerged. -
Page 15: Sample Calculation
E/One Grinder Pump Station Ballast Calculations Sample Calculation The approach outlined on the previous page may be used to calculate the ballast requirements listed below. Chart 1 Station FNet Tank Volume Weight Minimum Minimum Station Height FBallast Volume Buoyant Weight Concrete Concrete in Diameter of... - Page 17 Adjusting the Height of a Grinder Pump Station TO INCREASE STATION HEIGHT 6 INCHES (73” TO 92” STATIONS ONLY) 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 REDUCE THE STATION HEIGHT: REMOVE EXISTING COVER ASSEMBLY (Fig.
- 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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