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Hoover
Upright Vacuum

Model # 334 Official Hoover upright vacuum

Here are the diagrams and repair parts for Official Hoover 334 upright vacuum, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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Showing 10 of 96 parts  |
Wbd Bag Fl 019907--
Wbd bag fl

Part #019907--

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

Yoke 34252005
Yoke

Part #34252005

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

Vacuum Crevice Tool 38617017
Vacuum crevice tool

Part #38617017

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

Vacuum Upholstery Nozzle 43414057
Vacuum upholstery nozzle

Part #43414057

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

Screw/doze 21772501
Screw/doze

Part #21772501

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

Twist-on Wire Connector 048969--
Twist-on wire connector

Part #048969--

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

Split Ring 33712007
Split ring

Part #33712007

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

Vacuum Floor Brush Attachment Swivel 38644020
Vacuum floor brush attachment swivel

Part #38644020

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

Motor Brush 47318012
Motor brush

Part #47318012

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

Vacuum Dust Brush 43414064
Vacuum dust brush

Part #43414064

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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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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How to use a multimeter to test electrical parts video

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10 must-have tools for appliance repair

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Vacuum common questions

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