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Liberty Pumps LCU-15 User Manual

Liberty Pumps LCU-15
12 pages
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Installer: Manual must remain with
owner/operator.
Prior to installation, record information from pump
nameplate for future reference:
Model:
7000 Apple Tree Avenue
Bergen, NY 14416
ph: 800-543-2550
fax: 585-494-1839
www.LibertyPumps.com
Keep this manual handy for future reference.
For replacement manual, visit LibertyPumps.com,
or contact Liberty Pumps at 800-543-2550.
Retain dated sales receipt for warranty.
Serial:
Mfg Date:
Install Date:
Installation Manual
7196000G
Copyright © Liberty Pumps, Inc. 2020
All rights reserved.
LCU-Series Condensate Pumps
Models
* Models ending with a “T” suffix (not listed) include 20’ of clear discharge tubing
LCU-15
115V
LCU-15S
115V
Safety Switch
LCU-20S
115V
Safety Switch
LCU-220S
230V
Safety Switch
LCU-SP20S
115V
Safety Switch
Shallow Pan Design
LCU-SP220S
230V
Safety Switch
Shallow Pan Design
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Liberty Pumps LCU-15 Specifications

General IconGeneral
BrandLiberty Pumps
ModelLCU-15
CategoryWater Pump
LanguageEnglish

Summary

Safety Guidelines

General Information

Safety Precautions

Risk of Electric Shock

Accidental contact with electrically live parts, items, fluid, or water can cause serious injury or death.

Risk of Fire

Do not use an extension cord to power the product. Extension cords can overload both the product and extension cord supply wires.

Risk of Serious Injury or Death

Do not modify the pump/pump system in any way. Modifications may affect seals, change the electrical loading of the pump, or damage the pump and its components.

Caution and Notice Warnings

Explains CAUTION and NOTICE symbols indicating minor injury risks or important instructions for pump operation.

Pump Installation

Location and Drain Pan Connection

Select a level location below the condensate pan drain and connect the drain pan to intake holes using suitable tubing.

Discharge Tubing and Safety Switch

Connect discharge tubing and safety switch leads to a Class 2 low voltage circuit for overflow prevention.

Tank Cover Rotation and Electrical Connection

Rotate tank cover for mounting flexibility and connect the unit to a constant power source matching voltage.

Testing and Final Checks

Energize power, test unit by adding water, check discharge, and verify connections for leaks and proper routing.

Troubleshooting

Pump Does Not Run or Hum

Addresses issues like tripped breakers, low water level, poor plug contact, obstructed float, or non-level pump installation.

Pump Runs or Hums But Does Not Deliver Water

Covers problems such as incorrect check valve, blocked tubing, jammed impeller, or exceeding pump's maximum lift capability.

Pump Runs and Removes Water But Does Not Shut Off

Troubleshoots stuck floats, non-level pump installation, or defective switches.

Pump Runs But Delivers Very Little Water

Identifies causes like approaching maximum lift, partially blocked inlet, blocked discharge line, or defective check valve.

Circuit Breaker Trips or Fuse Blows When Pump Starts

Addresses issues with undersized breakers, shared circuits, inadequate wiring, or defective motor/switch.

Warranty

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