Liberty Pumps LCU-MS Manual

Liberty Pumps Pumpe LCU-MS

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Side 1/2

7000 Apple Tree Avenue Bergen, NY 14416

Phone 800-543-2550 Fax 585-494-1839

www.LibertyPumps.com

 After installation, test pump operation by slowly pouring water into the air conditioner

drain pan. Repeat until the pump runs 2–3 times.

 Check for any water leaks, kinked or pinched lines, or siphoning action.

 Clicking noises heard at initial start-up are normal and are usually only heard for the first

few operations.

 Allow a one minute rest after each cycle to prevent triggering the thermal protector.

TEST OPERATION

WIRING

Ensure power to the pump is disconnected before performing any service or maintenance.

1) Clean the reservoir every six months, preferably at the beginning and end of the air

conditioning season.

a) Open the reservoir cover using the opening latch.

b) Clean the reservoir, float and metal filter using a

water solution containing 5% bleach.

c) Replace the float in the initial position (magnet facing UP).

d) Reinstall the reservoir cover.

2) Perform a TEST OPERATION.

MAINTENANCE

metal filter

– 5 –

Unit does not run.

Unit makes loud noises even

after the first dry-running

phase.

Unit runs but does not

pump liquid out properly.

 Check the highest point of the discharge hose does

not exceed the maximum delivery head of the pump.

 Check hoses are not clogged or kinked.

 Check the flow rate of the pump is sufficient for the

condensation volume of air conditioner.

 Check if pump has contact with any hard surfaces. If

it does, anti-vibration materials should be positioned

between the pump and all hard surface.

 Check hoses are not clogged or kinked.

 Check there is no siphoning action.

 Check outlet hose is not blocked.

 Check the power supply.

 Check the air conditioner to see if condensation is

actually being produced.

 Check hoses are not clogged or kinked.

 Check metal filter is not clogged.

TROUBLESHOOTING

Liberty Pumps Wholesale Products Limited Warranty

Liberty Pumps, Inc. warrants that Liberty Pumps wholesale products are free from all factory

defects in material and workmanship for a period of three (3) years from the date of purchase

(excluding* batteries and “Commercial Series” models). The date of purchase shall be

determined by a dated sales receipt noting the model and serial number of the pump. The

dated sales receipt must accompany the returned pump if the date of return is more than

three years from the date of manufacture noted on the pump nameplate.

The manufacturer's sole obligation under this Warranty shall be limited to the repair or

replacement of any parts found by the manufacturer to be defective, provided the part or

assembly is returned freight prepaid to the manufacturer or its authorized service center, and

provided that none of the following warranty-voiding characteristics are evident:

The manufacturer shall not be liable under this Warranty if the product has not been properly

installed, operated, or maintained per manufacturer instructions; if it has been disassembled,

modified, abused, or tampered with; if the electrical cord has been cut, damaged, or spliced; if

the pump discharge has been reduced in size; if the pump has been used in water

temperatures above the advertised rating; if the pump has been used in water containing sand,

lime, cement, gravel, or other abrasives; if the product has been used to pump chemicals,

grease, or hydrocarbons; if a non-submersible motor has been subjected to moisture; or if the

label bearing the model and serial number has been removed.

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.

There is no other express warranty. All implied warranties, including those of

merchantability and fitness for a particular purpose, are limited to three years from the date

of purchase. This Warranty contains the exclusive remedy of the purchaser, and, where

permitted, liability for consequential or incidental damages under any and all warranties are

excluded.

*Liberty Pumps, Inc. warrants StormCell® batteries for 1 year from date of purchase, and

warrants that pumps of its Commercial Series are free from all factory defects in material and

workmanship for a period of 18 months from the date of installation or 24 months from the

date of manufacture, whichever occurs first, and provided that such products are used in

compliance with their intended applications as set forth in the technical specifications and

manuals.

LIMITED WARRANTY

LCU-MS Series

Mini-Split Condensate Pump

USER GUIDE

7000 Apple Tree Avenue

Bergen, NY 14416

Phone 800-543-2550

Fax 585-494-1839

www.LibertyPumps.com

For Air Conditioners up to 7 kW

MADE IN KOREA

Read this user guide carefully before attempting to install, operate, or

service the LCU-MS Series pump. Know the pump application, limitations,

and potential hazards. Protect yourself and others by observing all safety

information. Failure to comply with these instructions could result in

personal injury and/or property damage. Retain this user guide for future

reference. Installation, connections, and service shall be done by qualified

personnel only.

LCU-MS2

(LCU-MS + DUCTS)

LCU-MS

CEILING

DRAIN PAN

2035000B

CONFORMS TO ANSI/UL STD. 778

CERTIFIED TO CAN/CSA STD. C22.2 NO.108

4007096

PRODUCT INFORMATION

 Keep this manual handy for future reference

 Retain dated sales receipt for warranty

Pump Model #: _____________________________________________

Pump Serial #: ______________________________________________

Install Date: _________________________________________________

COM

KEY

1 Pump Unit

2 Indoor A/C Unit

3 Interconnecting Cable

4 Outdoor A/C Unit

(L) Live (hot): Brown

(N) Neutral (common): Blue

(NC) Normally Closed: Black

(COM) Common: White

Produkt Specifikationer

Mærke:	Liberty Pumps
Kategori:	Pumpe
Model:	LCU-MS

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