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Hoover
Canister Vacuum

Model # S3646 Official Hoover windtunnel turbopower canister vacuum

Here are the diagrams and repair parts for Official Hoover S3646 windtunnel turbopower 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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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 127 parts  |
Canister Vacuum Screw 21479449
#16

Power nozzle diagram

Canister vacuum screw

Part #21479449

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

Nameplate 51375132
#10B

Hose assembly diagram

Nameplate

Part #51375132

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

Ret Seal-lh 34633002
#46

Main body/motor/brake pad diagram

Ret seal-lh

Part #34633002

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

Regina Vacuum Screw 21447217
#2

Main body/motor/brake pad diagram

Regina vacuum screw

Part #21447217

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

Lid Hinge Bag 36151027
#39

Main body/motor/brake pad diagram

Lid hinge bag

Part #36151027

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 Crevice Tool 38617017

#NI05

All parts diagram

Kenmore vacuum crevice tool

Part #38617017

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

Vacuum Power Head Suction Tube 38646081
#12

Hose assembly diagram

Vacuum power head suction tube

Part #38646081

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

Spacer 31148011
#5A

Motor assembly diagram

Spacer

Part #31148011

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

Seal-12 Pk 34122014
#17

Power nozzle diagram

Seal-12 pk

Part #34122014

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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