Eureka
Canister Vacuum

Model #3621A Eureka vacuum cleaner

Here are the diagrams and repair parts for Eureka 3621A vacuum cleaner, as well as links to manuals and error code tables, if available.

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

    Showing 10 of 29 parts

    Vacuum Wheel

    #9

    Base Diagram

    Vacuum wheel

    Part #14762-1

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

    Vacuum Motor Safety Filter

    #5

    Motor Diagram

    Vacuum motor safety filter

    Part #38333

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

    Plate Hose

    #5

    Base Diagram

    Plate hose

    Part #27281-1

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

    Vacuum Wand

    #5

    Wiring diagram 37135 Diagram

    Vacuum wand

    Part #14070-3

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

    Spring-lat

    #12

    Base Diagram

    Spring-lat

    Part #57867

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

    Bleeder

    #2

    Wiring diagram 37135 Diagram

    Bleeder

    Part #37653-3

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

    Plate

    #10

    Motor Diagram

    Plate

    Part #14757-1

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

    Latch Cover

    #11

    Base Diagram

    Latch cover

    Part #38280-1

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

    Screw

    #3

    Base Diagram

    Screw

    Part #53197-2

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

    Thermostat

    #2

    Motor Diagram

    Thermostat

    Part #56146

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

    Symptoms common to all vacuum cleaners

    Choose a symptom to see related vacuum cleaner repairs.

    Main causes: lack of power, bad power cord, drive motor failure, wiring failure
    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 failure
    Main causes: damaged vacuum hose, clogged motor air filter, bad suction motor

    Repair guides for canister vacuums

    July 1, 2013
    By Lyle Weischwill
    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, give it a new life by replacing the suction motor. These steps explain how.

    Repair difficulty
    Time required
     15 minutes or less
    July 1, 2013
    By Lyle Weischwill
    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
    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 slips, you can replace it using these instructions.

    Repair difficulty
    Time required
     30 minutes or less

    Articles and videos common to all vacuum cleaners

    Use the advice and tips in these articles and videos to get the most out of your vacuum.

    January 18, 2016

    How to use a multimeter to test electrical parts video

    By Sears PartsDirect staff

    Learn how to use a multimeter to check for wiring problems in an appliance that's not working

    December 18, 2014

    Deciding between a canister or upright vacuum

    By Sears PartsDirect staff

    Undecided about canister or upright? We compare them.

    December 17, 2014

    5 tips for caring for a vacuum cleaner

    By Sears PartsDirect staff

    Follow this advice to keep your vacuum in good working order.