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Hoover U3721 - page 1
Self-Propelled Review this manual before operating cleaner ...
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Hoover U3721 - page 2
When using an electrical appliance, basic precautions should always be followed, including the following: READ ALL INSTRUCTIONS BEFORE USING THIS APPLIANCE Warning. injury: n To reduce the risk of fire, electric shock, or . . . . . . . . . . . . . . . . . Do not use outdoors or on wet surfaces. Close supervision is necessary when any appliance is u ...
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Hoover U3721 - page 3
Unpacking Unpack the cleaner from the carton and identify the parts shown. Remove and dispose of the cardboard packing. cl G A. Hose B. Furniture Nozzle C. Crevice Tool D. Dusting Brush E. Wands F. Paper Bag G. Fragrance Tablet (some models only) 1 c 2 3 8 9 The assembled cleaner will look like the drawing above. Side-mounted hose trademark of The ...
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Hoover U3721 - page 4
. Cleaner Description 1. Self Propel Handle Grip 2. OFF-ON-‘Power Surge’ Switch 3. Self Propel Control Button 4. Cord Storage Hooks: located on back of handle and lower edge of cloth bag. Upper hook rotates for easy cord release. 5. Bag Spring: place spring ring over hook to support the bag. 6. Air Freshener Dispenser: (some models only) design ...
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Hoover U3721 - page 5
1 How to Assemble I 1, Attach hose With cleaner handle in lowest position, open hose door and insert hose end with tabs into cleaner. Turn hose end to lock in place. To remove hose, turn in opposite direction. Stretch hose over hose rack and push opposite hose end firmly into “cup” in rack. Note: The hole in the “cup” in the rack is a neces ...
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Hoover U3721 - page 6
. Pull open tool cover. Snap furniture nozzle (A), crevice tool (B), and dusting brush (C) into front of cleaner as shown. Close tool cover. CAUTION: When cleaner is turned on, agitator will con- tinue to rotate while cleaner handle is in upright position. Avoid tipping cleaner or settlng it on carpeted stairs, trlnged area rugs, or furniture durin ...
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Hoover U3721 - page 7
Your cleaner also has a conve- nient carrying handle located just above the tool cover. Handle positions The handle of your cleaner has three positions: upright for storage and tool use; operating for general operation on carpet and floors; low for cleaning under low furniture. Lower handle by stepping on either pedal at rear of cleaner. When putti ...
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Hoover U3721 - page 8
Variable speed models Some cleaners are equipped with a variable speed control. To decrease cleaner speed, which significantly reduces energy consumption and noise level, slide button toward LO setting. At a decreased speed, cleaner will also move slower and allow the user more control in maneuvering in small areas. To increase cleaner speed for ve ...
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Hoover U3721 - page 9
Self Propel control button For increased control of the Self Propel feature in tight places such as around and under furniture, or on non-carpeted floors set the cleaner on the lowest speed setting, or push the control button to OFF to disengage the Self Propel mechanism. Special features Edge cleaning Brushed edge cleaning is provided on the right ...
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Hoover U3721 - page 10
When cleaning non-carpeted floors, set the adjustment lever to BARE FLOOR/LOW and use low speed, if available on your cleaner. If greater control on non-carpeted floors is desired, push the Self Propel control button to the OFF position. Mln Max II I Disconnect cleaner from electrical outlet before mak- ing nozzle adjustment. For ease in sliding kn ...
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Hoover U3721 - page 11
Quick cord release To release the cord, rotate top cord hook. The hook can then be repositioned for wrapping the cord. Cleaning tools Use tools with cleaner handle locked in upright position. The cleaning tools have many uses. Select the tool best suited for the cleaning task from the descriptions below. 1. Dusting brush may be used for cawed furni ...
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Hoover U3721 - page 12
How to clean tools To clean the hose, wipe off dirt with a cloth dampened in a liquid detergent. Rinse with a damp cloth. Cleaning tools may be washed in warm water with a detergent. Rinse and air dry before using. How to attach tool cover The tool cover is designed with a “break-away” feature which allows it to snap off if it is pushed open to ...
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Hoover U3721 - page 13
What to buy In order to maintain the ori inal cleaning effectiveness of your cleaner, use only HOOVE 8 Breathe Easy” Micro Filtration Type I! A disposable bags. These bags are constructed with filter material which removes 99.9% of dust down to 5 microns, and,aids in returning clean air to the room. Regular HOOVER@ Tpye A disposable bags also fit ...
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Hoover U3721 - page 14
3. Position bottom of collar, and then top, onto tube. Push collar firmly onto tube. 4. Tuck remainder of bag into outer jacket. Zip closed. The headlight Some models only. What to buy This cleaner uses two 12 volt, wedge base bulbs. Hoover part No. 27313105 How to replace Disconnect cleaner from electrical outlet. 1. Lower handle until cleaner is ...
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Hoover U3721 - page 15
3. Lift out lens. 5. Replace lens by inserting plastic projections into open- ings in cleaner. The belts There are two belts on your cleaner. One belt drives the agitator; the other operates the Power Drive”” pulley, which operates the Self Propel feature. When buying new belts, you should always insist on genuine YOOVER parts. Other belts may ...
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Hoover U3721 - page 16
When to replace belts Check from time to time to be sure the belts are in good condition. If they are stretched, cut, or broken, they should be replaced. What to buy Agitator belt - Hoover part No. 38528008 ‘Power Drive’ belt - Hoover part No. 160147 How to replace Agitator belt Disconnect cleaner from electrical outlet and detach hose from cle ...
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Hoover U3721 - page 17
3. To remove agitator, use a screwdriver placed as shown. 5. If the end plates have loosened, tighten them by turning in opposite directions. 7. Slip plastic pulley end of agitator through belt. (See illustration.) 4. Use one hand to remove the agitator as you use the end of the screwdriver for leverage. Remove old belt. MOTOR PULLEY BELT - 6. Plac ...
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Hoover U3721 - page 18
9. Lift and pull, using screw- driver as a lever. Guide end opposite belt into position first. 11. Press firmly to be sure agitator is secure. 13. Maintaining front connec- tion, rotate bottom elate to covkr bottom of cleaner. Make sure dirt duct is in position under elate. Press firmlv. 10. Roll other side of agitator into place. 12. The bottom pl ...
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Hoover U3721 - page 19
How to replace ‘Power Drive’ belt Disconnect cleaner from electrical outlet and detach hose from cleaner. To replace the (small) ‘Power Drive’ belt it is necessary to first remove the bottom plate, agitator and the larger agitator’belt, as shown on the previous pages. Note: It may not be necessary to change both belts at the same time. Re ...
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Hoover U3721 - page 20
Clearing obstructions To maintain the cleaning effectiveness of your cleaner, remove large items from surfaces before vacuuming. However, if an object larger than can be exhausted in the bag is picked up, it can get caught in the dirt duct or dirt tube. First, check dirt duct; then dirt tube. if an obstruction cannot be found or removed, contact yo ...
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Hoover U3721 - page 21
To check dirt tube Disconnect cleaner from electrical outlet. 1. Remove paper bag. Remove dirt tube by pushing to either side to release clips. Lift dirt tube up and out. 3. To replace dirt tube, position it over lower seal and push down. Insert one side against retention clip. Push to snap other side into position. Replace paper bag. 2. Clean out ...
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Hoover U3721 - page 22
Agitator brushes When to replace Disconnect cleaner from electrical outlet and detach hose from cleaner before checking brushes. When agitator brushes are worn they should be replaced. To check condition of brushes, move the edge of a card across agitator opening while turning agitator. To maintain cleaning effectiveness, replace brushes if they do ...
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Hoover U3721 - page 23
2. Pull or pry out end sections as shown in illustration. Note: Pulley end should be removed by pulling straight out. 3. Note position of bar/brush assemblies to insure correct replacement. Pull bar/brush assemblies out of agitator slots, using pliers if necessary. The word “BAR” is stamped near slots on agitator. Match bar side of brush with ? ...
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Hoover U3721 - page 24
I If you have a problem / This appliance was inspected thoroughly and was in good operat- ; ing condition when it was shipped from the factory. If a minor j problem occurs, it usually can be solved quite easily when the cause is found. Therefore, this check list is provided for your convenience. Problem Possible cause Possible solution Cleaner 1. N ...
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Hoover U3721 - page 25
1 Service I ! I If the problem persists, check the Yellow Pages of your telephone book under “Vacuum Cleaners - Household” for your nearest Hoover Factory Service Center or Authorized Warranty Service Dealer (Depot) where approved HOOVER service and genuine HOOVER replacement parts may be obtained. The warranty provided with this product has a ...
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Hoover U3721 - page 26
Energy saving tips 1. Replace paper bag promptly, before overfilled. Use a genuine HOOVER bag made for your cleaner. 2. To maintain effective cleaning, replace agitator brush roll and belt when necessary. 3. Turn cleaner off when not in use, such as when moving furniture. 4. Keep your cleaner operating at peak performance - have inspec- tion and se ...
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Hoover U3721 - page 27
The Hoover Company wants to quickly resolve any concerns about your cleaner or questions regarding its use. However, do not send your cleaner to The Hoover Company in North Canton for service. This will only result in a delay. If you are not completely satisfied look on the list provided with the product for your local Hoover Factory Service Center ...
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