Hoover
Canister Vacuum

Model # S3521--- Official Hoover canister vacuum

Here are the diagrams and repair parts for Official Hoover S3521- 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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Showing 10 of 76 parts  |

Tub Nozzle 38646039
#2

Rug_flrnozzle diagram

Tub nozzle

Part #38646039

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

Wheel Bearing 38511015
#12

Mainhousing, motor assembly diagram

Wheel bearing

Part #38511015

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

Kenmore Vacuum Crevice Tool 38617017
Kenmore vacuum crevice tool

Part #38617017

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

Kenmore Vacuum Brush 48447001
#9

Hose, cleaningtools diagram

Kenmore vacuum brush

Part #48447001

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

Kenmore Vacuum Dust Brush 43414064
Kenmore vacuum dust brush

Part #43414064

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

Regina Vacuum Screw 21447072
#22

Mainhousing, motor assembly diagram

Regina vacuum screw

Part #21447072

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

Kenmore Vacuum Upholstery Nozzle 43414057
#4B

Hose, cleaningtools diagram

Kenmore vacuum upholstery nozzle

Part #43414057

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

Kenmore Sleeve Hose 32156010
#15

Hose, cleaningtools diagram

Kenmore sleeve hose

Part #32156010

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

Connector 38638019
#13B

Hose, cleaningtools diagram

Connector

Part #38638019

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

Vacuum Hose Grip Lock Ring 36153009
#20

Hose, cleaningtools diagram

Vacuum hose grip lock ring

Part #36153009

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 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 …

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, …

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.…

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.

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.…

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…

Vacuum common questions

Vacuum common questions

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