Shark STRATOS CLEAN SENSE IQ MultiFLEX IZ800 Series Vacuum Cleaner Manual

The Shark STRATOS CLEAN SENSE IQ MultiFLEX IZ800 Series is a powerful corded stick vacuum featuring Clean Sense IQ technology that automatically adjusts suction power based on detected debris, a MultiFLEX undercarriage for easy under-furniture cleaning, DuoClean PowerFins brushroll for deep carpet cleaning and hard floor pickup, an Anti-Allergen Complete Seal with HEPA filter, LED headlights, and a self-cleaning brushroll. Below are key sections for safety, features, assembly, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Assembly & Setup 3. First-Time Use 4. Specifications 5. Controls and Indicators 6. Using Attachments 7. Cleaning Modes & Technology 8. Maintenance & Care 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Main vacuum body with Clean Sense IQ sensor, DuoClean PowerFins brushroll, LED headlights, MultiFLEX undercarriage, wand, handle with controls, Anti-Allergen Complete Seal canister with HEPA filter, and various attachments.

FeatureDescription
Clean Sense IQAutomatically increases suction when extra debris is detected
DuoClean PowerFinsDual brushroll system for carpets and hard floors
MultiFLEX UndercarriageBends to clean under furniture without moving it
Anti-Allergen Complete SealHEPA filtration traps 99.9% of dust and allergens
Self-Cleaning BrushrollReduces hair wrap automatically
LED HeadlightsIlluminates hidden debris under furniture
Power/ Mode ButtonTurns vacuum on/off and selects cleaning mode
Wand Release PedalReleases wand for above-floor cleaning
Canister Release ButtonReleases dust cup for emptying
Cord HookStores power cord when not in use

Assembly & Setup

Unpack all parts from the box and inspect contents. Assemble on a flat, stable surface.

  1. Attach the wand: Insert the wand into the main vacuum body until it clicks into place.
  2. Attach the handle: Slide the handle onto the top of the wand and press until secure.
  3. Connect the hose (for attachments): Attach the hose end to the port on the vacuum body.
  4. Plug into a standard 120V AC power outlet.

WARNING! Ensure the vacuum is unplugged during assembly. Keep fingers away from brushroll during assembly and use.

First-Time Use

Plug in the vacuum and press the Power button to begin.

  1. Select cleaning mode: Press the Mode button to cycle between Hard Floor, Carpet, and Auto (Clean Sense IQ).
  2. Test on floor: The LED lights will turn on. Clean Sense IQ will activate automatically on carpets.
  3. Use MultiFLEX: Press the release pedal to bend the vacuum and clean under furniture.
  4. Empty dust cup: After first use, press the Canister Release button and empty contents into trash.

CAUTION! Do not vacuum large, hard, or sharp objects. Keep hair, loose clothing, and fingers away from openings.

Specifications

Controls and Indicators

Main controls located on the handle. Indicators on the main body.

Handle Controls: Power/Mode button, Wand Release Pedal.

Indicators: LED headlights (illuminate when powered on), Clean Sense IQ indicator light (glows blue when extra suction is activated).

Modes: Hard Floor (gentle suction), Carpet (powerful suction), Auto (Clean Sense IQ active).

Using Attachments

For above-floor cleaning, detach the wand and connect desired attachment.

  1. Turn off and unplug the vacuum.
  2. Press the Wand Release Pedal and lift the handle and wand off the main body.
  3. Select an attachment (e.g., crevice tool) and click it onto the end of the wand or hose.
  4. Plug in the vacuum and press Power to use.

Tip: Use the dusting brush for shelves, the pet multi-tool for pet hair on furniture, and the crevice tool for tight spaces.

Cleaning Modes & Technology

Optimize cleaning for different surfaces.

  1. Auto Mode (Clean Sense IQ): Default setting. Sensors detect debris and automatically boost suction.
  2. Hard Floor Mode: Reduces suction to prevent scattering debris on hard surfaces.
  3. Carpet Mode: Provides maximum suction for deep carpet cleaning.
  4. MultiFLEX: Press the undercarriage release to bend the vacuum and clean under low-clearance furniture.
  5. Self-Cleaning Brushroll: Automatically removes hair wrap during use; periodically check and clear any remaining debris.

WARNING! Do not use on wet surfaces. Ensure the brushroll spins freely and is not clogged.

Maintenance & Care

Regular maintenance ensures optimal performance and longevity.

Empty Dust Cup: Press release button, remove cup, and empty into trash. Do not overfill.

Clean Filters: Rinse the HEPA filter and pre-motor filter with cold water every 3 months. Air dry completely for 24 hours before reinstalling.

Check Brushroll: Regularly remove hair or string wrapped around the brushroll. Use scissors if necessary.

Clean Sensors: Wipe the Clean Sense IQ sensor window with a dry cloth to maintain accuracy.

CAUTION! Always unplug the vacuum before performing any maintenance. Do not use damaged filters.

Regulatory Information

This device complies with Part 15 of the FCC Rules. Operation is subject to the condition that it does not cause harmful interference. Copyright © SharkNinja Operating LLC. STRATOS, CLEAN SENSE IQ, MultiFLEX, DuoClean, and Anti-Allergen Complete Seal are trademarks of SharkNinja Operating LLC. For support, visit sharkclean.com or contact 1-800-798-7398.

Troubleshooting

SymptomPossible CauseCorrective Action
Vacuum won't turn onNo power/blockageCheck power outlet and cord connection; ensure cord is fully plugged in.
Loss of suctionFull dust cup/clogEmpty dust cup; check hose, wand, and brushroll for clogs; clean filters.
Brushroll not spinningHair wrap/obstructionUnplug vacuum and remove debris from brushroll ends; ensure it rotates freely.
Clean Sense IQ not activatingDirty sensorClean the sensor window on the vacuum head with a dry cloth.
Unusual noiseForeign objectTurn off and unplug; inspect brushroll, hose, and wand for obstructions.

Reset: Unplug the vacuum for 60 seconds, then plug back in.

Service: 1-800-798-7398; sharkclean.com

Shark STRATOS CLEAN SENSE IQ MultiFLEX IZ800 Series Vacuum Cleaner Manual © - All Rights Reserved 2025