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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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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 131 parts  |
Bolt 36112006
#16

Motor diagram

Bolt

Part #36112006

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

Extension Tube 43453052

#NI09

All parts diagram

Extension tube

Part #43453052

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

Screw 21447223
#36

Windtunnel canister diagram

Screw

Part #21447223

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

Vacuum Beater Bar 48414088
#2

Turbine driven hand tool diagram

Vacuum beater bar

Part #48414088

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

Kenmore Vacuum Wheel 32761001
#27

Power nozzle diagram

Kenmore vacuum wheel

Part #32761001

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

Cover 37243030
#15

Power nozzle diagram

Cover

Part #37243030

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

Ret Seal-lh 34633002
#48

Windtunnel canister diagram

Ret seal-lh

Part #34633002

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

Speed Clip 21378159
#61

Windtunnel canister diagram

Speed clip

Part #21378159

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

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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