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Model # 81M91 Official Bissell vacuum
Here are the diagrams and repair parts for Official Bissell 81M91 vacuum, as well as links to manuals and error code tables, if available.
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Browse Parts for
81M91 Vacuum
#22
Vacuum diagram
Power cord
Part #2031515
The manufacturer no longer makes this part, and there's no substitute part
#7
Vacuum diagram
Dirt bin
Part #2031502
The manufacturer no longer makes this part, and there's no substitute part
#NI
Vacuum diagram
Screw
Part #2031503
The manufacturer no longer makes this part, and there's no substitute part
#26
Vacuum diagram
Foot hose
Part #2031523
The manufacturer no longer makes this part, and there's no substitute part
#24
Vacuum diagram
Detergent pedal
Part #2031524
The manufacturer no longer makes this part, and there's no substitute part
#5
Vacuum diagram
Holder
Part #2037930
The manufacturer no longer makes this part, and there's no substitute part
#8
Vacuum diagram
Filter
Part #2031509
The manufacturer no longer makes this part, and there's no substitute part
#31
Vacuum diagram
Brush
Part #2037936
The manufacturer no longer makes this part, and there's no substitute part
#9
Vacuum diagram
Tray
Part #2031508
The manufacturer no longer makes this part, and there's no substitute part
#32
Vacuum diagram
Pet tool
Part #2031368
The manufacturer no longer makes this part, and there's no substitute part
Most common symptoms to help you fix your vacuum cleaners
Choose a symptom to see related vacuum cleaner repairs.
Main causes: damaged vacuum hose, clogged motor air filter, bad suction motor…
Main causes: weak suction motor, vacuum bag is full, clog in suction air path, dirty exhaust filter, leaky vacuum hose…
Main causes: broken drive belt, damaged brush roll, tripped brush roll motor overload, bad brush roll motor, wiring fail…
Main causes: lack of power, bad power cord, drive motor failure, wiring failure…
Repair guides for canister vacuums
![How to replace a vacuum power head cogged drive belt](https://images.ctfassets.net/fpe0ec7r30ix/5rE79SPVWeaTDM5N7uAlnc/ae0beff36607b0dbbe246f6cc65a64fa/RG-VAC-Replace-Vacuum-Power-Head-Cogged-Drive-Belt-Intro-Image.jpg?fm=png&w=270&h=270)
How to replace a vacuum power head cogged drive belt
If the power brush isn't working well because the cogged drive belt is slipping, take a few minutes to replace the belt.…
Repair difficulty
Time required
 15 minutes or less
![How to replace a vacuum beater bar](https://images.ctfassets.net/fpe0ec7r30ix/29mzxpYwe06eU4kuqgLsrG/6f8b1563db8c678e6fad8f0897b76528/RG-VAC-Replace-Vacuum-Beater-Bar-Intro-Image.jpg?fm=png&w=270&h=270)
How to replace a vacuum beater bar
Replace the brush roll if the bristles ares worn or the cylinder is damaged.…
Repair difficulty
Time required
 30 minutes or less
![How to replace a vacuum suction motor](https://images.ctfassets.net/fpe0ec7r30ix/5ZywdxLnG4yo0RSloQXm5X/2c5445e58e35534ac768f7bda26672b4/RG-VAC-Replace-Vacuum-Suction-Motor-Intro-Image.jpg?fm=png&w=270&h=270)
How to replace a vacuum suction motor
The suction motor on a vacuum creates the draw of air at the cleaning head that picks up dirt. If the vacuum won't run, …
Repair difficulty
Time required
 15 minutes or less
Effective articles & videos to help repair your vacuum cleaners
Use the advice and tips in these articles and videos to get the most out of your vacuum.
![Top questions about Sears and Sears PartsDirect](https://images.ctfassets.net/fpe0ec7r30ix/71r4g5Qhkmxm0giaIpcktG/e37c53ab5e6190ca17767b9872422fb8/Sears_PartsDirect_questions.png?fm=png&w=270&h=270)
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
![How to use a multimeter to test electrical parts video](https://images.ctfassets.net/fpe0ec7r30ix/3n7Us2Iad1eEaYpaMCgXZN/030375c94a4ea8a76ff313106bebdda1/ART-How-to-Use-a-Multimeter-to-Test-Electrical-Parts-Video.jpg?fm=png&w=270&h=270)
Learn how to use a multimeter to check for wiring problems in an appliance that's not working…
![Vacuum common questions](https://images.ctfassets.net/fpe0ec7r30ix/3rI10zCDX7ngiweCBgWORi/2b67adb2a7a09c8390cb02b93ba46f0b/ART-VAC-Vacuum-Common-Questions.jpg?fm=png&w=270&h=270)
Find the answers to frequently asked questions about vacuum cleaners.…