Shark STRATOS IZ400EU Series Vacuum Cleaner Manual

The Shark STRATOS IZ400EU Series is a high-performance cordless vacuum cleaner featuring DuoClean PowerFins technology, a self-cleaning brushroll, Anti-Hair Wrap system, Flexology design for easy cleaning under furniture, LED headlights, a removable battery, and multiple cleaning modes. It includes a charging dock, various attachments, and is designed for whole-home cleaning on various surfaces. 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 Modes 6. Using Attachments 7. Cleaning & Maintenance 8. Battery & Charging 9. Care & Storage 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Main vacuum unit with motorized floor nozzle, removable battery, charging dock, crevice tool, dusting brush, upholstery tool, and storage caddy.

FeatureDescription
DuoClean PowerFinsDual brushrolls for carpets and hard floors
Anti-Hair Wrap TechnologyPrevents hair tangles on the brushroll
Self-Cleaning BrushrollAutomatically removes hair and debris
Flexology DesignBends to clean under furniture
LED HeadlightsIlluminates dark areas
Removable BatteryLithium-ion battery with quick-release
Multiple Cleaning ModesEco, Normal, and Boost modes
Charging DockWall-mounted dock for storage and charging
Large Dust CupEasy-empty, hygienic dust cup
HEPA FiltrationCaptures 99.9% of dust and allergens

Assembly & Setup

Unpack and inspect all contents. Assemble the vacuum for first use.

  1. Insert the battery: Align battery with slot on main unit until it clicks into place.
  2. Attach the floor nozzle: Connect the wand to the floor nozzle until it locks.
  3. Mount the charging dock: Use screws (included) to mount dock on wall near outlet.
  4. Place vacuum on dock: Ensure charging contacts align; LED indicator will light.
  5. Fully charge before first use: Charge for approximately 4 hours.

WARNING! Keep fingers, hair, and loose clothing away from brushroll and openings during assembly and use.

First-Time Use

After full charge, power on the vacuum and select cleaning mode.

  1. Power on: Press the power button on the handle.
  2. Select mode: Use the mode button to cycle through Eco, Normal, and Boost.
  3. Begin cleaning: Push vacuum forward on floor; unit will adjust suction automatically.
  4. Empty dust cup: Press release button to remove and empty cup when full.
  5. Use attachments: Detach wand and connect desired tool for above-floor cleaning.

CAUTION! Do not use on wet surfaces or to pick up liquids, burning materials, or sharp objects.

Specifications

Controls and Modes

Main controls located on handle: Power button, Mode selector, Brushroll on/off button.

Cleaning Modes: Eco (for longer runtime on light dirt), Normal (balanced cleaning), Boost (maximum suction for heavy dirt).

Brushroll Control: Button to turn brushroll on/off for delicate rugs or hard floors.

LED Indicators: Battery status (green=charged, red=low, flashing=charging).

Wand Release: Button to detach wand for above-floor cleaning.

Using Attachments

Attachments for specialized cleaning: crevice tool, dusting brush, upholstery tool.

  1. Detach wand: Press wand release button and pull wand from floor nozzle.
  2. Connect attachment: Insert tool into end of wand or handle until it clicks.
  3. Select mode: Use Boost mode for deep cleaning with attachments.
  4. Clean: Use tool on surfaces like furniture, curtains, ceilings, and car interiors.
  5. Reattach wand: To return to floor cleaning, reconnect wand to floor nozzle.

Tip: For best results, move attachment slowly over surface.

Cleaning & Maintenance

Regular maintenance ensures optimal performance.

  1. Empty dust cup: After each use, press release button, remove cup, and empty into trash.
  2. Clean filters: Remove HEPA filter and pre-motor filter monthly; rinse with water and air dry completely before reinstalling.
  3. Check brushroll: Regularly remove hair and debris from brushroll; self-cleaning feature reduces need for manual cleaning.
  4. Inspect attachments: Clear blockages from tools if suction decreases.
  5. Wipe exterior: Use dry cloth to clean vacuum body.

WARNING! Always turn off and remove battery before maintenance. Ensure all parts are completely dry before reassembly.

Battery & Charging

Removable 40V Lithium-ion battery with charging dock.

Charging: Place vacuum on dock or connect charger directly to battery port. LED flashes red while charging, turns solid green when full.

Battery Care: For longest life, store battery at room temperature. Avoid complete discharge; recharge when indicator shows red.

Replacing Battery: Press battery release button to remove; insert new battery until click.

CAUTION! Use only Shark-approved batteries and chargers. Do not expose battery to fire or extreme temperatures.

Care & Storage

Store vacuum on charging dock to keep it charged and ready. Keep in dry place away from heat sources.

CAUTION! Do not store with battery fully depleted. Empty dust cup before storage to prevent odors.

Regulatory Information

CE marked; complies with EU directives for safety and electromagnetic compatibility. Copyright © SharkNinja Operating LLC. For support in the EU, visit sharkclean.eu or contact local customer service. Battery disposal: Do not dispose with household waste; recycle according to local regulations.

Troubleshooting

SymptomPossible CauseCorrective Action
Vacuum won't turn onBattery not charged/insertedCharge battery fully; ensure it's clicked into place.
Reduced suctionFull dust cup/clogged filterEmpty dust cup; clean filters; check for blockages in hose or nozzle.
Brushroll not spinningBrushroll off/hair wrapPress brushroll button to turn on; remove any wrapped debris.
Battery drains quicklyMode setting/old batteryUse Eco mode for longer runtime; consider replacing battery if old.
Vacuum not chargingDirty contacts/dock issueClean charging contacts on vacuum and dock; ensure dock is plugged in.
Unusual noiseBlockage in airwayTurn off, remove battery, and check for obstructions in nozzle, wand, or dust cup.

Reset: Remove battery for 60 seconds, then reinsert.

Service: For EU support, visit sharkclean.eu or contact authorized service center.

Shark STRATOS IZ400EU Series Vacuum Cleaner Manual © - All Rights Reserved 2025