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Table of Contents
Related Manuals for Liberty Pumps LCU-PR20S
Summary of Contents for Liberty Pumps LCU-PR20S
- Page 1 Plenum-Rated Condensate Pump Installation Models LCU-PR20S LCU-PR220S 2235000A...
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Page 2: Safety Information
Introduction Safety Information Please read, understand, and follow all safety instructions. Failure to follow instructions may result in property damage, serious injury, or death. DANGER Always disconnect power prior to moving, adjusting, or servicing pump or attached systems. DO NOT use this pump in the presence of spraying or standing water. Failure to do so could result in a fatal electric shock. -
Page 3: General Information
General Information This pump is designed to automatically remove condensate water that collects from appliances such as air conditioners and dehumidifiers. The pump has a built‑in tank that collects water from the appliance. When collected water reaches sufficient level inside the pump tank, the unit switches on and pumps water to a remote location for removal. -
Page 4: Package Contents
Inlet Hole Cover Rubber Feet Check Valve Package Contents PART DESCRIPTION QUANTITY Condensate Pump Inlet Hole Covers Specifications LCU-PR20S LCU-PR220S Rated Voltage 120 Volts/60 Hz 230 Volts/60 Hz Rated Current Draw 1.9 Amps 1.0 Amps Head Height 22 ft maximum... -
Page 5: Installation
Installation Mounting Options 1a. Place on Floor Determine condensate pump location. Pump must be level and should be mounted to, or placed on, a solid surface or floor away from moving objects and extreme heat. - Page 6 Installation 8 " 8 " ( 2 0 ( 2 0 . 3 c . 3 c Mounting 1b. Attach to Wall (optional) Attach condensate pump with screws, through mounting tabs (8” between mounting tabs). Option: Reverse Top If Necessary Pump top may be rotated 180˚...
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Page 7: Outlet Connection
Installation Support pump and piping when assembling and when installed. Failure to do so may cause piping to break, pump to fail, motor bearing failures, etc. 2. Level Unit Ensure that condensate pump is level. If unit is out of level by more than 15º from horizontal surface, it will not function properly and warranty and property protection will not be valid. -
Page 8: Inlet Connection
Installation Inlet Connection Inlet Tubing Inlet Holes Inlet Holes Inlet Tubing 45˚Angle 4. Install Inlet Tube Connections Install condensate drain tubing into one of the four inlet holes, making sure tubing is vertical. Inlet tubing should be cut to 45 degree angle. If installing to a humidifier, a “P”... - Page 9 Installation 5. Install Inlet Covers Insert inlet covers in remaining condensate pump inlet holes.
- Page 10 Installation 6. Electrical Connection and Safety Switch 120V 230V WARNING: Risk of Electric Shock This pump must be properly connected to power following the National Electric Code (NEC). Failure to follow these warnings will void the warranty and could result in a fatal electric shock. A green LED will indicate if power is available.
- Page 11 Installation 6a. Conduit Connection 1. Loosen conduit fitting nut. 2. Rotate fitting for desired application. 3. Route wires through conduit. 4. Align conduit and insert conduit into conduit fitting. 5. Tighten conduit screws. To prevent abrasion of wires, conduit should be reamed or finished to remove rough edges.
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Page 12: Operation
Operation 1. Testing Float Manually fill the tank with water. An amber LED will indicate pump is operating. A green LED indicates pump has power. 2. Testing Overflow Switch (if connected) Manually overfill tank with water. If overflow safety switch is wired correctly, appliance will shut down, condensate pump will pump out water, and a red LED will illuminate. - Page 13 Operation LED Indicator Status STATUS Green Indicates pump has power and is ready. Amber Indicates pump is running and removing condensate from tank. Indicates pump is in alarm mode and that the system is shutoff/disabled (if connected).
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Page 14: Maintenance And Disassembly
Maintenance and Disassembly Always disconnect power before performing maintenance. Pump and deck may be removed from tank by pushing tabs located on tank sides away from deck while lifting on pump cover. Periodically inspect the condensate pump tank to ensure it is free of accumulated dirt or sludge. -
Page 15: Troubleshooting
Troubleshooting PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION Unit does 1. Power is not 1. Ensure that power is supplied to pump. A supplied to pump. green LED indicator on top of pump cover not start will show that power is supplied and that when full of pump is ready. -
Page 16: 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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