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Series Lift-Away ADV Upright Vacuum

Shark UV850

Low suction: clean filters and check blockages. Overheating: cool 60 minutes.

⚡ Performance

  • Strong suction with adjustable control slider

  • DuoClean PowerFins:
    Deep carpet cleaning
    Hard floor pickup

  • Self-cleaning brushroll (reduces hair wrap)

  • Lift-Away functionality for multi-surface cleaning

  • Indicator light system:
    Green = normal
    Red = jam
    Flashing red = overheating

Maintenance: Rinse pre-motor filters monthly; HEPA yearly. Empty dust cup regularly.

🛠️ Warranty and Support

  • Warranty: 5-Year Limited Warranty

  • Covers:
    Manufacturer defects
    Non-wear components

  • Does NOT cover:
    Filters and normal wear parts
    Misuse (e.g., vacuuming liquids)
    Unauthorized repairs

Support:

  • Website: sharkclean.com/support

  • Phone: 1-800-798-7398

  • Register: registeryourshark.com

🌬️ Filtration

  • Multi-stage filtration system:
    Foam Filter (pre-motor)
    Felt Filter (pre-motor)
    HEPA Filter (post-motor)

Maintenance:

  • Rinse pre-motor filters: monthly

  • Rinse HEPA filter: yearly

  • Air dry 24 hours before reinstalling

⚠️ Common Problems

1. No Suction / Low Suction

  • Common Causes

    • Dust cup is full

    • Foam, felt, or HEPA filters are dirty

    • Hose is clogged

    • Wand is blocked

    • Nozzle or accessory airway is obstructed

    • Hair, string, or carpet fibers are wrapped around the brushrol

  • Step-by-Step Fix

    1. Turn the vacuum off and unplug it.

    2. Remove the dust cup and empty all debris.

    3. Check the lint screen inside the dust cup and clear away buildup.

    4. Remove the pre-motor filters and inspect them for dirt.

    5. Rinse the foam and felt filters with cold water only.

    6. Remove the HEPA filter and rinse it with cold water if needed.

    7. Let all filters air-dry completely for at least 24 hours before reinstalling.

    8. Detach the hose and check both ends for blockages.

    9. Remove the wand and inspect both ends for clogs.

    10. Check the handle opening, nozzle opening, and accessory openings for debris.

    11. Inspect the brushroll area for hair, string, or carpet fibers.

    12. Carefully cut away wrapped debris if needed.

    13. Reassemble the vacuum and test suction again.


2. Brushroll Not Spinning

  • Common Causes

    • Airflow is blocked

    • Dust cup is overfilled

    • Filters are dirty

    • Hose, wand, nozzle, or accessories are clogged

    • Vacuum has been run with restricted airflow for too long

    Step-by-Step Fix

    1. Turn the vacuum off immediately.

    2. Unplug the vacuum from the outlet.

    3. Empty the dust cup completely.

    4. Clean the lint screen inside the dust cup.

    5. Remove and rinse the filters with cold water only.

    6. Allow the filters to air-dry for at least 24 hours before reinstalling.

    7. Check the hose for clogs.

    8. Check the wand for clogs.

    9. Check the nozzle, handle, accessories, and inlet openings for debris.

    10. Remove all blockages you find.

    11. Leave the vacuum unplugged and allow it to cool down for a minimum of 60 minutes.

    12. Once cooled and fully reassembled, plug it back in and restart the vacuum.


3. Vacuum Overheating / Shuts Off

  • Common Causes

    1. Restricted airflow

    2. Dirty filters

    3. Full dust cup

    4. Clogged hose or wand

    5. Cooldown required)


  • Step-by-Step Fix

    1. Turn the vacuum off immediately.

    2. Unplug the vacuum from the outlet.

    3. Empty the dust cup completely.

    4. Clean the lint screen inside the dust cup.

    5. Remove and rinse the filters with cold water only.

    6. Allow the filters to air-dry for at least 24 hours before reinstalling.

    7. Check the hose for clogs.

    8. Check the wand for clogs.

    9. Check the nozzle, handle, accessories, and inlet openings for debris.

    10. Remove all blockages you find.

    11. Leave the vacuum unplugged and allow it to cool down for a minimum of 60 minutes.

    12. Once cooled and fully reassembled, plug it back in and restart the vacuum.


  1. Broken CORD

EXPLODED DIAGRAM






 Safety Warnings and Critical Instructions

  • Do not use on liquids or wet surfaces (not a wet/dry vacuum)

  • Always unplug before maintenance or cleaning

  • Do not operate with damaged cord or plug

  • Keep filters installed at all times before use

  • Avoid picking up:

    • Hot/flammable materials (ash, gasoline, embers)

    • Sharp objects (glass, nails, screws)

  • Do not allow children to use the vacuum unsupervised

  • Do not run vacuum over the power cord

  • Allow unit to cool for 60 minutes if overheating occurs 

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