Hoover U3737, U3745, U3721 Slip plastic pulley end Grasp a itator firmly with, Groove as shown

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3.To remove agitator, use a screwdriver placed as shown.

4.Use one hand to remove the agitator as you use the end of the screwdriver for leverage. Remove old belt.

MOTOR

PULLEY

BELT -

5.If the end plates have loosened, tighten them by turning in opposite directions.

6.Place new belt over metal motor pulley, with lettering on beit visible and not against pulleys.

 

AGITATOR END PlATk

7. Slip plastic pulley end of

 

8. Grasp a itator firmly with

agitator through belt. (See

one hand. QBe sure you can

illustration.)

see agitator end plate.) For

 

leverage, place screwdriver in

 

groove as shown.

17

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Contents Self-Propelled Read ALL Instructions Before Using this Appliance Dusting Brush Wands Paper Bag Fragrance Tablet UnpackingHose Bag Spring place spring ring over hook to support the bag Cleaner DescriptionCarrying Handle Furniture GuardAttach hose 1I How to Assemble2m Attach tools Turn hose end to lock in placePull open tool cover To transportHandle positions ON-OFF Power SURGE- switchVariable speed models Self Propel featureTo move forward To move backwardEdge cleaning Special featuresThree different self-adjusting I ranges Self Propel control buttonMln M a Air freshener dis- penserHow to attach wand and tools Cleaning toolsUse tools with cleaner handle in upright position Quick cord releaseBag MaintenanceWhat to buy How to change bagDisconnect cleaner from electrical outlet How to replaceWhat to buy Position bottom of collar,Lift out lens BeltsAgitator belt When to replace beltsHow to replace Groove as shown Slip plastic pulley end Grasp a itator firmly withIllustration See agitator end plate. For Lift and snap retaining clips into place Press firmly to be sure agitator is secureRoll other side of agitator into place How to replace ‘Power Drive’ belt To check dirt duct Clearing obstructionsReplace paper bag To check dirt tube48445015 When agitator brushes are worn they should be replacedAgitator brushes END Section Motor is equipped with self-lubricated bearings. Do not add If you have a problemLubrication Book under Vacuum Cleaners- Household for your nearest ServiceEnergy saving tips Hoover and 0V&f are registered trademarks 8OOm944m9200 U.S. only

U3721, U3745, U3737 specifications

The Hoover U3737, U3745, and U3721 vacuum cleaners are notable models within Hoover’s lineup, offering powerful cleaning solutions equipped with advanced technologies for effective home maintenance. Each model features unique characteristics aimed at enhancing user convenience and cleaning efficiency.

The Hoover U3737 is designed with a multi-cyclonic technology that separates dirt and debris from the air, preventing filter clogging and maintaining suction power over time. It features a lightweight and maneuverable body, making it easy to carry and navigate around furniture. With a large dirt cup capacity, users can clean larger areas without frequently stopping to empty the container. The U3737 also utilizes a HEPA filtration system, capturing 99.97% of dust and allergens, making it an excellent choice for allergy sufferers.

The U3745 model takes cleaning a step further with its enhanced suction capabilities and additional tools. This vacuum comes equipped with a stretch hose and a variety of attachments, including a pet turbo tool and a dusting brush, which makes it versatile for tackling pet hair, upholstery, and hard-to-reach areas. The U3745 also features a powered brush roll, effectively removing dirt from carpets while protecting delicate surfaces. Its adjustable height setting ensures optimal performance on both carpets and hard floors.

On the other hand, the Hoover U3721 emphasizes user-friendly features. It incorporates a one-touch bag release system, making it easy to dispose of collected debris without creating a mess. This model is also built with an ergonomic handle, ensuring comfort during extended cleaning sessions. The U3721’s eco-friendly design includes energy-efficient motors and a recyclable bag, appealing to environmentally conscious consumers.

All three models share similar technologies, including washable filters that maintain filtration performance and reduce maintenance costs. Furthermore, they benefit from Hoover’s commitment to innovative design, with attention to producing user-friendly, lightweight, and powerful machines suitable for residential cleaning tasks. Whether dealing with pet hair, allergies, or everyday dirt, the Hoover U3737, U3745, and U3721 provide reliable solutions that cater to a wide range of cleaning needs. Overall, these vacuum cleaners stand out for their features and performance, making them valuable tools in maintaining a clean home environment.
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