Liberty Pumps 441 Installation Manual

12 volt emergency sump pump battery back-up system

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Installation manual (48 pages)

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Installation Manual

Model 441 Battery Back-up System

12 Volt Emergency Sump Pump System

Models

441

Back-up Pump with 1.5A Charger

441-10A

Back-up Pump with 10A Charger

Features

• Advanced charging system automatically

recharges battery after use

• Audible alarm and LED advises of

emergency pump operation

• Works with marine-type deep cycle

batteries

– StormCell

battery recommended

– Battery not included

1.5A Charger:

Battery Recommended

7000 Apple Tree Avenue

Bergen, NY 14416

ph: 1-800-543-2550

fax: 1-585-494-1839

www.LibertyPumps.com

10A Charger:

Installer: Manual must

remain with owner/operator.

Keep this manual handy for future reference.

For replacement manual, visit LibertyPumps.com,

or contact Liberty Pumps at 1-800-543-2550.

Retain dated sales receipt for warranty.

Model 441-10A shown

Prior to installation, record information

from pump nameplate for future reference:

Model:

Serial:

Mfg Date:

Install Date:

4414000E

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Summary of Contents for Liberty Pumps 441

Page 1 Keep this manual handy for future reference. Serial: Bergen, NY 14416 For replacement manual, visit LibertyPumps.com, ph: 1-800-543-2550 Mfg Date: or contact Liberty Pumps at 1-800-543-2550. fax: 1-585-494-1839 Retain dated sales receipt for warranty. Install Date: www.LibertyPumps.com Copyright © Liberty Pumps, Inc. 2021 All rights reserved.
Page 2 Read every supplied manual before using pump system. Follow all the safety instructions in manual(s) and on the pump. Failure to do so could result in serious injury or death. 2 | EN Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 4414000E...
Page 3  This product contains chemicals known to the State of gases from battery will corrode and damage charger. California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov. 4414000E Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 3 | EN...
Page 4  A Group 27 battery will provide the same performance as a The Model 441 battery back-up sump pump system is not a Group 31 battery, but for a shorter length of time. substitute for a primary sump pump. It is designed to temporarily provide backup to a primary sump pump during a ...
Page 5 Select appropriate method by The Model 441 back-up pump system flow rates are directly tied referring to Figure 1. Any method is acceptable, but Method A is to the voltage the battery supplies to the pump while it is running.
Page 6 Protect system components, tools, and supplies from getting wet. Dry any work areas that get wet immediately. Figure 2. Assembly Methods 6 | EN Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 4414000E...
Page 7 If check valve is already in place, continue to Assembly Method A. To install a check valve, continue to Primary Pump Check Valve Installation. Method B & C: Continue to Primary Pump Check Valve Installation. 4414000E Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 7 | EN...
Page 8 Assembly Method A Cut-off piece of discharge pipe Liberty Pumps recommends Method A for the most fail-safe back-up pump system. The back-up pump is plumbed with a separate discharge line. The minimum required sump basin 1-1/2” socket x diameter is 18”...
Page 9 Make the third cut as shown in Figure 7. Primary pump discharge pipe Hose coupling with clamps Primary sump pump check valve Figure 6. Installation Method C 4414000E Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 9 | EN...
Page 10 • Never charge lithium ion batteries on this charger. • The charge time is dependent on the Ah rating of the individual battery. Refer to chart. 10 | EN Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 4414000E...
Page 12  Never allow the battery DC terminals to touch each other. This can cause severe burns and start a fire. For added safety, protect the battery in provided battery box. 12 | EN Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 4414000E...
Page 13 AC power and reverse the battery connections. The unit will automatically detect the condition of the battery’s internal cells as well as battery sulfated conditions. 4414000E Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 13 | EN...
Page 14 It is possible for the reset to be Negative depressed and there to still exist the conditions for an alarm, low voltage, pump running, etc. Negative blue Pump Connection Positive 14 | EN Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 4414000E...
Page 15 Be certain to complete adequate testing to verify all components are working properly. Not to Scale Figure 11. Complete Back-up Pump System Example 4414000E Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 15 | EN...
Page 16 Check all valves. Install or repair as Follow the battery manufacturer’s recommendations for required. maintenance and safe use of the battery. Liberty Pumps StormCell batteries are maintenance free. Check for obstruction in discharge pipe. Pump runs but...
Page 17 Check AC connections and make AC Power OFF. sure power is switched ON. Disconnect loads from battery. Wait Thermal overload tripped. for charger to cool for charging to resume. 4414000E Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 17 | EN...
Page 18 The only way to resolve this alarm is to press the Alarm Reset button on the front panel. Refer to Charger Buttons | Reset on page 14. 18 | EN Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 4414000E...
Page 19 Bulk charge. Charger is delivering maximum No action required. current of 10A. Battery has reached maximum voltage and the charger is in No action required. maintenance charge mode. 4414000E Copyright © Liberty Pumps, Inc. 2021 All rights reserved. 19 | EN...
Page 20 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.

This manual is also suitable for:

441-10a