iRobot Roomba 4100 Battery Pack Replacement

How to replace an iRobot Roomba 4100 battery.

By Scott Leonard

Guide ID: 3941 - Draft: 2022-01-28

Introduction

This guide explains how to replace the iRobot Roomba 4100 battery by providing the necessary instructions. The Roomba battery may need to be replaced if your Roomba will no longer charge or if it no longer powers on. Depending on the amount of use, you may need to replace the Roomba battery if power issues are consistent and not resolved by a simple battery replacement. Replacing the iRobot Roomba 4100 battery will resolve power issues and allow your Roomba a stronger and longer-lasting charge. No special skills or prior knowledge are needed to replace the iRobot Roomba 4100 battery. The battery is a vital part of the Roomba, and for it to be operational, it must be in good condition for proper function.

Sections:

iRobot Roomba 4100 Replacement Battery (1)

Step 1: Battery Pack

Turn the Roomba upside down to be able to see the yellow battery pack.

Image showing the underside of the iRobot Roomba 4100, with the yellow battery pack clearly visible.

Step 2

Remove the battery by placing your fingers into the two holes and firmly pressing your fingers against both sides of the battery.

Lift the battery directly up and out of the device.

Image showing fingers pressing the yellow release tabs on the sides of the battery pack. Image showing the battery being lifted upwards and out of the Roomba.

Step 3

Line up the replacement battery's larger tab side with the larger tab hole and the smaller tab side with the smaller tab hole.

Insert the replacement battery into the empty space and firmly press down onto the battery until two audible clicks are heard.

Image showing the new battery being aligned with the battery compartment, matching the tabs to the corresponding slots.

Important Notes

Important: Regular cleaning of the brushes is necessary for optimal performance. Refer to the manual or website for care instructions.

The bin contains electronic components. Do not submerge it in water or clean it with a moist cloth.

Product and Support Information

Use only with Roomba batteries and chargers. For best performance, use yellow Roomba APS batteries.

For questions, contact iRobot Customer Support at 1-877-855-8593 or visit www.irobot.com.

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