Hoover
Upright Vacuum

Model # U4551920 Official Hoover upright vacuum

Here are the diagrams and repair parts for Official Hoover U4551920 upright 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 69 parts  |

Valve Gate 38718005
#58

Mainbody, handle, outerbag diagram

Valve gate

Part #38718005

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

Vacuum Spring 34572002
#59

Mainbody, handle, outerbag diagram

Vacuum spring

Part #34572002

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

Seal 38784016
#45

Mainbody, handle, outerbag diagram

Seal

Part #38784016

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

Regina Vacuum Screw 21447217
#34

Mainbody, handle, outerbag diagram

Regina vacuum screw

Part #21447217

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

Release Lever Handle 38458022
#42

Mainbody, handle, outerbag diagram

Release lever handle

Part #38458022

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

Kenmore Hoover Vacuum Bag, Type A, 3-pack 4010001A
#23

Mainbody, handle, outerbag diagram

Kenmore hoover vacuum bag, type a, 3-pack

Part #4010001A

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

Kenmore Speed Nut 21362006
#25

Mainbody, handle, outerbag diagram

Kenmore speed nut

Part #21362006

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

Vacuum Beater Bar Housing End Cap, Right 36423016
#1

Agitator diagram

Vacuum beater bar housing end cap, right

Part #36423016

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

Vacuum Conical Washer 21347003
#3

Agitator diagram

Vacuum conical washer

Part #21347003

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

Spring 38351012
#48

Mainbody, handle, outerbag diagram

Spring

Part #38351012

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…

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