Table of Contents
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Installation Manual
Engineered Pump Systems (EPS)
for Ordinary and Hazardous Locations
Common Components:
• Fiberglass Basin (Tank)
• Sump, Effluent, Sewage or Grinder Pump(s)
• Factory Installed Guide Rail System
• Pre-Mounted Float System
• NEMA 4X Junction Box
• Inlet Hub
• Control Panel or Alarm System
IMPORTANT: Liberty Pumps EPS are a custom product and some differences in materials, pumps, and design are unavoidable. This
manual is intended as a generic installation guideline only. Any specific questions should be directed to Technical
Customer Service at 800-543-2550 or email support@LibertyPumps.com.
7000 Apple Tree Avenue
Bergen, NY 14416
ph: 800-543-2550
fax: 585-494-1839
www.LibertyPumps.com
Copyright © Liberty Pumps, Inc. 2019 All rights reserved.
7298000D
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Table of Contents
Related Manuals for Liberty Pumps EPS
Summary of Contents for Liberty Pumps EPS
- Page 1 • Control Panel or Alarm System IMPORTANT: Liberty Pumps EPS are a custom product and some differences in materials, pumps, and design are unavoidable. This manual is intended as a generic installation guideline only. Any specific questions should be directed to Technical Customer Service at 800-543-2550 or email support@LibertyPumps.com.
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Page 2: Table Of Contents
Pump Model #: For replacement manual, visit LibertyPumps.com, or contact Liberty Pumps at 800-543-2550. Pump Serial #: Retain dated sales receipt for warranty. System #: Manufacture Date: Install Date: – 2 – Copyright © Liberty Pumps, Inc. 2019 All rights reserved. 7298000D... -
Page 3: Safety Precautions
, the Occupational Safety and For cord replacement: power cord must be of the same Health Administration, or applicable local codes and length and type as originally installed on the Liberty Pumps ordinances. product. Use of incorrect cord may lead to exceeding the ... -
Page 4: Introduction
Information about the EPS can be found on a stamped metal tag This product contains chemicals known to the State of that is located on the basin cover. This identifies the EPS model... -
Page 5: Model Specifications
Liberty Basin Installation Pumps or its agent. Any repairs must be first authorized in writing by Liberty Pumps and then be done in accordance with Liberty This is a brief reference to the recommended methods and Pumps instructions. - Page 6 Place backfill materials in 12” lifts and compacted to a minimum soil modulus of 700 pounds per square foot. – 6 – Copyright © Liberty Pumps, Inc. 2019 All rights reserved. 7298000D...
- Page 7 SAFE INSTALLATION PROCEDURES ARE ENTIRELY THE RESPONSIBILITY OF THE INSTALLER Figure 2. Basin Installation Reference 7298000D Copyright © Liberty Pumps, Inc. 2019 All rights reserved. – 7 –...
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Page 8: Preparation
EPS typically include a 3 float control panel in a simplex or 4 float control panel in a duplex configuration. Correct height settings for each float are critical for optimal pump cycling and operation of the system. -
Page 9: Installation
The remainder of the discharge line should be as short as Figure 4. Venting Example possible with a minimum number of turns to minimize friction head loss. 7298000D Copyright © Liberty Pumps, Inc. 2019 All rights reserved. – 9 –... - Page 10 The optional GR20, GR22 or GR30 quick-disconnect assembly Hazardous location guide rail systems are available from Liberty guide rail system provided with the EPS system is designed to Pumps. These “NS” models (GR20NS, GR22NS, GR30NS) have allow easy installation and removal of the pump. When installed...
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Page 11: Operation
Because an EPS can contain a large array of components, it would To fix this problem, pull on the lifting chain to move the be ineffective to include a complete troubleshooting list for each pump into correct position with respect to the guide rail (see and every combination of components. - Page 12 Most EPS come with control panels to operate the pumps. through a control panel that would utilize either float These panels commonly make use of float switches to send switches or a pressure transducer.
- Page 13 Liberty Pumps 3-phase panels power the controls through a transformer that will accept three phase power, and convert BOTTOM VIEW it to 120 V, 1-phase for control power. All Liberty Pumps BOTTOM VIEW Grinder Sewage...
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Page 14: Warranty
Liberty Pumps, Inc. shall not be liable for any loss, damage, or expenses resulting from installation or use of its products, or for indirect, incidental, and consequential damages, including costs of removal, reinstallation or transportation.
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