Shark DuoClean HZ400UK Series Vacuum Cleaner Manual

The Shark DuoClean HZ400UK Series is a versatile corded upright vacuum cleaner featuring DuoClean technology with a soft roller for fine dust and a bristle brush for ground-in dirt, Anti-Hair Wrap technology, LED headlights, multiple cleaning modes, a large-capacity dust cup, and various attachments for above-floor cleaning. 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 Settings 6. Using Attachments 7. Cleaning Modes 8. Maintenance 9. Care & Storage 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: DuoClean floor head, Handle with controls, Dust cup with release, Power cord, Crevice tool, Upholstery tool, Dusting brush.

FeatureDescription
DuoClean TechnologyDual-brushroll system for both fine dust and large debris
Anti-Hair Wrap TechnologyPrevents hair tangles on the brushroll
LED HeadlightsIlluminates dark areas under furniture
Cleaning ModesHard Floor, Carpet, and Boost settings
Large Capacity Dust CupEasy-empty, bagless design
AttachmentsCrevice tool, upholstery tool, dusting brush included
Power SwitchTurns vacuum on/off
Mode SelectorSwitches between Hard Floor, Carpet, and Boost
Dust Cup ReleaseButton to detach dust cup for emptying
Wand ReleaseButton to detach wand for above-floor cleaning

Assembly & Setup

Unpack and inspect all contents. Assemble before first use.

  1. Attach handle: Insert handle into body until it clicks securely.
  2. Attach floor head: Connect floor head to the lower body, ensuring it locks.
  3. Attach hose and wand: Connect hose to vacuum port; attach wand to hose.
  4. Store attachments: Attach tools to onboard clips or store separately.
  5. Plug into power outlet.

WARNING! Ensure vacuum is unplugged during assembly. Handle with care to avoid injury.

First-Time Use

Plug in vacuum; select appropriate cleaning mode.

  1. Select surface type: Use mode selector for Hard Floor or Carpet.
  2. Begin vacuuming: Push vacuum forward and back in overlapping strokes.
  3. Use attachments: Detach wand and attach tools for above-floor cleaning.
  4. Empty dust cup: Press release button when full and empty into trash.

CAUTION! Keep hair, loose clothing, and fingers away from brushroll and openings.

Specifications

Controls and Settings

Handle controls: Power switch, Mode selector (Hard Floor/Carpet/Boost).

Indicator Lights: LED headlights activate automatically; power indicator shows operation.

Mode Settings: Hard Floor (gentle suction for hard surfaces), Carpet (increased suction for carpets), Boost (maximum suction for deep cleaning). Dust Cup: Release button to detach; empty when full. Wand Release: Button to detach wand for above-floor use.

Using Attachments

Attach tools to wand for above-floor cleaning.

  1. Detach wand: Press wand release button and pull wand out.
  2. Select tool: Attach crevice tool, upholstery tool, or dusting brush to wand end.
  3. Clean: Use tool on stairs, furniture, curtains, and tight spaces.
  4. Reattach: Return wand to vacuum body after use.

Tip: Ensure vacuum is turned off when changing attachments.

Cleaning Modes

Optimise cleaning for different surfaces.

  1. Hard Floor Mode: Use on wood, tile, laminate, and vinyl.
  2. Carpet Mode: Use on low to medium-pile carpets and rugs.
  3. Boost Mode: Use for deep cleaning or high-traffic areas.
  4. To switch modes: Turn mode selector while vacuum is running.

WARNING! Do not use Boost mode on delicate rugs or hard floors for extended periods.

Maintenance

Regular maintenance ensures optimal performance.

Empty dust cup after each use. Check and clean filters monthly (pre-motor and post-motor). Inspect brushroll for debris and hair; clean as needed. Check hose and attachments for blockages.

Care & Storage

Unplug before cleaning or maintenance. Wipe exterior with dry cloth; do not use liquids. Store in a cool, dry place. Wrap cord around cord hooks.

CAUTION! Do not immerse in water; keep away from heat sources.

Regulatory Information

Complies with UK and EU safety standards. Copyright © SharkNinja Operating LLC. For support, visit www.sharkclean.co.uk or contact 0800 862 0453.

Troubleshooting

SymptomPossible CauseCorrective Action
Loss of suctionFull dust cup or clogEmpty dust cup; check hose, wand, and tools for blockages.
Brushroll not spinningHair/debris wrap or obstructionTurn off and unplug; remove debris from brushroll.
Vacuum won't turn onPower cord or outlet issueCheck power cord connection; try different outlet.
Unusual noiseObstruction in air pathTurn off and unplug; inspect hose, wand, and floor head for blockages.
LED lights not workingConnection issueEnsure floor head is properly attached; contact support if issue persists.

Reset: Unplug for 30 seconds, then plug back in.

Service: 0800 862 0453; www.sharkclean.co.uk

Shark DuoClean HZ400UK Series Vacuum Cleaner Manual © - All Rights Reserved 2025