Maintenance and care

Replace drive belt

1.Unplug the vacuum from electrical outlet.

2.Press the brush roll on/off pedal in the on position.

3.With rotating floor brush removed from vacuum cleaner (Steps 1-4 of check rotating floor brush and drive belt), grasp old drive belt and remove from motor pulley. Discard the old drive belt.

4.Loop new drive belt over motor pulley and loop the bottom edge of the belt under the belt disengager. Loop the other end of the belt over the rotating floor brush in the space between the bristles.

NOTE: It is important that you use only genuine BISSELL replacement belts. Generic belts may not meet the exact specifications required to keep your vacuum operating at its peak performance. The use of unbranded belts could lead to early failure of the vacuum and could void your warranty.

5.Pull the rotating floor brush firmly into position, stretching the drive belt and place ends of rotating floor brush down into the slots on sides as shown. Alignment of brush ends in slots may be necessary to fully insert the brush.

6.Turn rotating floor brush by hand several times in the direction of motor pulley. If properly installed, drive belt will center itself on rotating brush crown.

7.Insert front edge of brush cover, rotate into place, and snap 3 latches.

Replace lightbulb

1.Unplug the vacuum from electrical outlet.

2.Using a flat bladed screwdriver, pry the tab on the left and right side out and pull out to remove the lens.

3.Remove the bulb from the socket by grasping the bulb and pulling gently. Install the new bulb by pushing it gently into the socket until the bulb snaps into place.

4.Reposition the lens and snap it back into place.

4.

Motor Pulley

Belt

Disengager

2.

3.

4.

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Bissell 3990 warranty Replace drive belt, Replace lightbulb
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3990 specifications

The Bissell 3990 is a versatile and powerful cleaning machine designed to tackle a variety of carpet and upholstery cleaning needs. This innovative cleaner combines advanced technology with user-friendly features, making it a popular choice for households seeking an effective solution for deep cleaning.

One of the standout features of the Bissell 3990 is its strong suction power, which effectively lifts tough stains and embedded dirt from carpets and upholstery. Its powerful motor ensures that cleaning solutions are deep-cleaned into the fibers, resulting in a thorough clean every time. The machine is equipped with an innovative brushing system, designed to work in tandem with the suction power to dislodge and remove dirt easily.

The Bissell 3990 comes with multiple attachments that enhance its functionality. The hose and various nozzles make it easy to reach tight spaces, corners, and upholstery. The hydro rinse tool is particularly noteworthy; it allows users to clean the machine’s brushes easily and maintain optimal performance over time. This feature reduces maintenance time and ensures that the machine can continue delivering excellent cleaning results.

A key characteristic of the Bissell 3990 is its lightweight design. Weighing in at just under 11 pounds, this machine is easy to maneuver around the house. Whether cleaning carpets, stairs, or furniture, users will appreciate how simple it is to transport the machine from one location to another. The ergonomic handle adds to the user convenience, providing a comfortable grip during extended cleaning sessions.

In terms of technology, the Bissell 3990 incorporates a clean water and dirty water tank system that simplifies the cleaning process. The clean water tank can hold a substantial amount of solution, allowing for extended cleaning without frequent refills. The dirty water tank features a transparent design, allowing users to see when it needs emptying. This ensures efficiency and helps maintain hygiene.

Additionally, the Bissell 3990 is compatible with various Bissell cleaning solutions, further enhancing its cleaning capabilities. Users can choose from formula options tailored for different stains, ensuring they can tackle even the most challenging messes.

Overall, the Bissell 3990 stands out for its combination of powerful suction, lightweight design, and versatile cleaning attachments, making it a reliable choice for any cleaning arsenal. Its thoughtful features and ease of use make it an ideal solution for maintaining a clean and fresh living environment.
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