Introduction
This guide will walk you through a complete disassembly of the Roomba's dust-bin, brush assemblies, and outer-housing.
What you need
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Remove dust bin from Roomba. This will be the first sub-assembly cleaned.
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Open red dust-bin cover. Remove debris from the dust-bin.
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Remove the filter from the red dust-bin cover.
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Remove the red dust-bin cover from the bin by gently pressing on the red cover near the hinge.
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Turn over the dust-bin.
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Remove 6 screws from the clear bottom dust-bin cover.
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Remove the clear bottom dust-bin cover.
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Remove three screws from the remaining dust-bin assembly.
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Lift to remove middle plate from dust-bin assembly.
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Slide out and remove exhaust grill from dust-bin assembly.
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Turn over top dust-bin plate so the release button is facing up.
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Remove screw from top plate.
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Remove blower assembly, push-button, and spring.
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Remove two screws from blower assembly.
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Clean dirt and debris from top of blower assembly.
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Carefully lift top from blower assembly. DO NOT DETACH WIRES.
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Clean underside of blower cover and around blower.
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Replace blower cover with two screws.
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Turn over blower assembly
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Clean underside surface of blower assembly.
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Clean fan blades using a cotton swab.
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Turn blower assembly on its side.
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Again, clean fan blades using a cotton swab.
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Clean all surface of the middle plate of the dust bin.
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Clean between the teeth on the front edge of the plate.
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Re-assemble the blower assembly, vent grill, button, button spring, and top & middle dust-bin plates.
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Make sure blower assembly slides into the two channels.
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Replace 3 screws on middle plate and 1 screw on top plate.
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Clean all surfaces of the clear dust bin cover.
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Pull off the rubber strip and clean under the rubber strip.
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Clean all surfaces of the rubber strip.
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Re-install rubber strip.
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Clean all surfaces of the red dust-bin cover.
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Use a small flathead screwdriver or pick to clean inside corners.
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Replace filter with new filter for best results.
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Re-attach clear dust-bin cover to dust-bin assembly (see step 11) with six screws.
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Insert red dust-bin cover.
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Set clean dust-bin aside.
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Turn Roomba upside-down so the brushes are facing up.
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Open brush cage by pressing on yellow tabs and pulling up on the green brush cage lid.
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Remove both brushes, lifting from the right side of the brushes.
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Remove the two yellow endcaps from the bristle brush.
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Run the brush through the red bristle cleaning tool, included with your Roomba.
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Repeat several times until the the cleaning tool no longer picks up hair/fibers.
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Clip the zip-tie with a pair of snips and remove the zip-tie from the brush.
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Remove four screws from the ends of the brush.
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Pull apart green brush housing.
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Spray bristles with an all-purpose cleaning solution.
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Squeeze bristle rod with a paper towel and run bristle rod through paper towel.
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Repeat several times until bristles are clean.
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Remove yellow bearing from green bristle housing.
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Clean yellow bearing and hair/fibers from the axle.
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Clean all surfaces of both parts of the green bristle brush housing.
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To re-assemble the green brush housing, push the green housing against the side of one row of bristles.
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Push on the bristles until they no longer fan out and the bristle tips are lined up with the long slot in the green brush housing.
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Rotate the green brush housing so the line of bristles goes through the slot in the green brush housing.
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Repeat step for the other green brush housing.
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Replace 4 screws on the ends of the brush.
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Run the zip-tie through holes near the center of the brush. Secure the zip tie and clip of any excess.
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Re-attach yellow bearing and two yellow endcaps.
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Set aside for later installation.
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Remove plastic sweeper bar from brush housing.
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Remove yellow plastic end-piece from axle.
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Remove hair and debris from both ends of axle. You may need to use a small pick or manicuring scissors to remove hair from the axle.
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Spray all surfaces with cleaning solution. Wipe clean with paper towel. Follow up with smaller cleaning tools if necessary.
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Clean yellow plastic end piece with cleaning solution and paper towel or cotton swab.
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Replace yellow plastic end piece on axle.
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Set aside for later installation.
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With Roomba wheels-up, grab onto front wheel and firmly pull straight up to remove wheel.
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From the underside of the wheel housing, push the wheel out of the housing.
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Remove the axle from the wheel.
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Thoroughly clean the axle and the wheel with a paper towel and cleaning solution.
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Thoroughly clean wheel housing with paper towel, cotton swab, and cleaning solution.
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Re-assemble wheel housing by inserting axle in wheel and pressing wheel with axle back into wheel housing.
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DO NOT insert wheel housing back into Roomba body. That will be done later.
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Remove center screw from edge brush and set aside.
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Remove brush from Roomba body by lifting on any set of bristles.
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Place edge brush on paper towel and douse with cleaning solution.
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Rub each set of bristles with paper towel until bristles appear clean and free of debris.
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Place edge brush on a clean paper towel and douse with bleach water.
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Rub each set of bristles with paper towel as you did earlier with the cleaning solution.
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Set aside for later assembly.
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Unscrew 4 screws from the underside of the Roomba. Screws will separate from underside plastic plate.
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Spray with cleaning solution and clean with paper towel. Follow up with smaller cleaning tools if needed.
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Set aside for later installation.
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Unscrew 4 screws around the brush cage housing. Screws will not separate from brush cage housing.
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Lift brush cage assembly from Roomba body.
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Place the brush assembly with the blue housing facing down.
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Open the cage lid
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Remove the brush cage lid by firmly pulling up at the hinges. Remove one hinge at a time.
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Clean all surfaces of the brush cage with cleaning solution, paper towels, and cotton swabs. You may need to use a pick to clean tight corners and slots.
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Place brush cage housing upside down (blue part up).
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Remove screw securing daughtercard.
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Move black and red wires inside the blue housing. This is required when separating the green brush cage assembly from the blue housing.
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Remove red sticker. This is holding down a small, round, weight attached to a cable.
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Pull the cable through the channel. This cable limits travel of the blue housing.
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Flip the brush cage assembly over. Arrange so the two "arms" are facing you.
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On one side, pull apart the green cage arm from the blue housing arm and lift out.
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Repeat on the other arm. The green brush cage assembly will lift out of the blue housing.
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Clean all surfaces of the blue housing with cleaning solution, paper towels, and cotton swabs. Use a pick to clean the debris out of tight spaces.
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Place green brush cage upside down.
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Remove 2 screws securing the square sensor cover. Set sensor cover aside.
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Remove daughtercard from daughtercard mount.
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Turn green brush cage over so the motor is facing up.
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Remove 2 screws securing the grey motor support to the green brush cage.
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Pull the motor sideways out of the gearbox.
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Remove the foam bushing and set aside.
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Clean all surfaces of the green housing with cleaning solution, paper towels, and cotton swabs. Use a pick to clean the debris out of tight spaces.
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