iRobot Roomba 500 Series User manual

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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Roomba 500 Series Servicing and Repair Guide
Chapter 8: How To Replace Roomba’s Main Brush Motor

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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This repair guide explains how to replace the main brush motor on a 500 series
Roomba. For details on how to first disassemble your Roomba, please see Roomba 500 Series
Servicing and Repair Guide Chapter 3: How to Open Up Roomba. Some of the 500 series
Roombas are pictured below:
Looking for a different guide? Please see the full list of repair guides available at the Ultimate
Roomba Resource Center.
Please note that if your Roomba is under warranty, servicing the robot will void the
warranty. For robots under warranty, please consult the warranty policy of the distributor where
purchased, and/or contact iRobot’s customer service.
8 How to Replace Roomba’s Main Brush Motor
8.1 How to Remove the Old Main Brush Motor
8.1.1 Start by flipping the robot on
its back with the bottom cover
removed.

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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8.1.2 Loosen the four screws
holding the brush deck in place,
shown by the orange arrows.
8.1.3 Firmly grip the brush deck
module. You can grab it by the
brush guard or even by
grabbing its blue ‘frame’ at the
sides, down where the dustbin
goes.

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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8.1.4 Pull up to remove the brush
deck module from the Roomba.
8.1.5 View of casing removed
from the Roomba.

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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8.1.6 Flip the brush deck module
over, and remove the round
motor tension cable cover.
8.1.7 Remove the three screws
shown by the orange arrows.

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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8.1.8 Wedge apart the blue frame
with a screwdriver or similar
tool, as shown by the red
arrows. Grab the motor tension
cable with a pair of pliers and lift
it out of its spot, as shown by
the orange arrow.
8.1.9 Push the one end of the
tension cable through the gap in
the blue frame.

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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8.1.10 The motor tension cable
should hang loosely, as shown
in the picture.
8.1.11 Using a pair of pliers, grip
the motor wires located on the
right side of the blue frame.

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8.1.12 Unhook the wires from their
holder, as shown in the picture.
8.1.13 Push the motor connector
board down into the blue frame.
This will make it easier to
remove the casing from the blue
frame.

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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8.1.14 Stand the brush deck
module on end to make it easier
to get access to the casing.
8.1.15 To release the casing from
its blue frame, pull the left side
of the blue frame outward with
your thumb, while lifting the
green casing up with your index
finger.

www.RobotShop.com Ch. 8: How To Replace Roomba’s Main Brush Motor
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8.1.16 Do the same thing with the
right side of the casing.
8.1.17 The brush casing should
come right out of the blue frame
now that its hinges have been
released from the blue frame.