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Hoover
Upright Vacuum

Model # U3721930 Official Hoover vacuum

Here are the diagrams and repair parts for Official Hoover U3721930 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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ALL PARTS
Showing 10 of 186 parts  |
Label 51869001
#13

Handle diagram

Label

Part #51869001

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

Nut 160079AW
#6

Power max diagram

Nut

Part #160079AW

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

Seal 38781006
#3

Agitator housing diagram

Seal

Part #38781006

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

Nameplate 52115180
#61

Power max diagram

Nameplate

Part #52115180

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

Motor Housing 42193004
#7

Motor diagram

Motor housing

Part #42193004

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

Hdl Rel Lvr 38452088
#58

Agitator housing diagram

Hdl rel lvr

Part #38452088

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

Kenmore Spring 38351016
#31

Agitator housing diagram

Kenmore spring

Part #38351016

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

Frt Hsg Asy 42253046
#11

Power max diagram

Frt hsg asy

Part #42253046

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

Cord Wrap 39442040
#57

Power max diagram

Cord wrap

Part #39442040

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

Regina Vacuum Screw 21447041
#18

Handle diagram

Regina vacuum screw

Part #21447041

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

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Main causes: damaged vacuum hose, clogged motor air filter, bad suction motor…

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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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