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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  |
Cover 37243030
#15

Power nozzle diagram

Cover

Part #37243030

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

Wire Connector 27618508
Wire connector

Part #27618508

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

Vacuum Cord Reel Assembly 41911014
#58

Main body/motor/brake pad diagram

Vacuum cord reel assembly

Part #41911014

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

Vacuum On/off Switch Pedal (gloss Black) 38422184
#55

Main body/motor/brake pad diagram

Vacuum on/off switch pedal (gloss black)

Part #38422184

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

Tube 43453099

#NI10

All parts diagram

Tube

Part #43453099

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

Extension Tube 43453023

#NI09

All parts diagram

Extension tube

Part #43453023

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

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

Diffuser 43551029
#6

Motor assembly diagram

Diffuser

Part #43551029

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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