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Hoover
Canister Vacuum

Model # S3661 Official Hoover canister vacuum

Here are the diagrams and repair parts for Official Hoover S3661 canister vacuum, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 131 parts  |
Screw 21447223
#36

Windtunnel canister diagram

Screw

Part #21447223

The manufacturer no longer makes this part, and there's no substitute part

Indicator 51151028
#40

Windtunnel canister diagram

Indicator

Part #51151028

The manufacturer no longer makes this part, and there's no substitute part

Detent Spring 35276008
#22

Power nozzle diagram

Detent spring

Part #35276008

The manufacturer no longer makes this part, and there's no substitute part

Field Coil 45311051
#19

Motor diagram

Field coil

Part #45311051

The manufacturer no longer makes this part, and there's no substitute part

Vacuum Screw 21447236
#29

Power nozzle diagram

Vacuum screw

Part #21447236

The manufacturer no longer makes this part, and there's no substitute part

Kenmore Vacuum Dust Brush 43414064

#NI07

All parts diagram

Kenmore vacuum dust brush

Part #43414064

The manufacturer no longer makes this part, and there's no substitute part

Torsion Spring 38351009
#46

Windtunnel canister diagram

Torsion spring

Part #38351009

The manufacturer no longer makes this part, and there's no substitute part

Regina Vacuum Screw 21447217
#2

Windtunnel canister diagram

Regina vacuum screw

Part #21447217

The manufacturer no longer makes this part, and there's no substitute part

Vacuum On/off Switch Pedal (gloss Black) 38422184
#59

Windtunnel canister diagram

Vacuum on/off switch pedal (gloss black)

Part #38422184

The manufacturer no longer makes this part, and there's no substitute part

Spring 38353004
#9

Motor diagram

Spring

Part #38353004

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.

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Why does my vacuum cleaner shut off suddenly?

Main causes: damaged vacuum hose, clogged motor air filter, bad suction motor…

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Why doesn't my vacuum cleaner have good suction?

Main causes: weak suction motor, vacuum bag is full, clog in suction air path, dirty exhaust filter, leaky vacuum hose…

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Why doesn't my vacuum cleaner's brush roll spin?

Main causes: broken drive belt, damaged brush roll, tripped brush roll motor overload, bad brush roll motor, wiring fail…

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Why won't my vacuum cleaner turn on?

Main causes: lack of power, bad power cord, drive motor failure, wiring failure…

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Repair guides for canister vacuums

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How to replace a vacuum power head ribbed drive belt

How to replace a vacuum power head ribbed drive belt

Some canister vacuums have a ribbed drive belt that spins the brush roll on a power brush attachment. If the brush roll …

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a vacuum suction motor

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, …

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Repair difficulty
Time required
 15 minutes or less
How to replace a vacuum beater bar

How to replace a vacuum beater bar

Replace the brush roll if the bristles ares worn or the cylinder is damaged.…

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Repair difficulty
Time required
 30 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.

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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Vacuum common questions

Vacuum common questions

Find the answers to frequently asked questions about vacuum cleaners.…

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