The Shark DUOCLEAN HZ400UKT is a powerful corded upright vacuum cleaner featuring DuoClean technology with a soft roller for large debris and a bristle brush for deep-down dirt, Anti-Hair Wrap technology, LED headlights, a large-capacity dust cup, multiple cleaning modes (carpet, hard floor, above-floor), and a range of attachments for versatile cleaning. Below are key sections for safety, features, assembly, operation, maintenance, and troubleshooting.
Key components: Main vacuum body with DuoClean floorhead, Handle with controls, Dust cup, Power cord, Crevice tool, Upholstery tool, Dusting brush.
| Feature | Description |
|---|---|
| DuoClean Technology | Dual-brushroll system for all floors |
| Anti-Hair Wrap Technology | Prevents hair tangles on brushroll |
| LED Headlights | Illuminates dark areas under furniture |
| Large Capacity Dust Cup | Easy-empty, bagless design |
| Cleaning Modes | Carpet, Hard Floor, Above-Floors |
| Power Cord | Long reach for extended cleaning |
| Attachments | Crevice tool, upholstery tool, dusting brush |
| POWER Button | Turns vacuum on/off |
| Mode Selector | Switches between carpet and hard floor settings |
| Handle Release | For converting to handheld mode |
Unpack and inspect all contents. Assemble before first use.
WARNING! Ensure vacuum is unplugged during assembly. Handle with care to avoid pinching.
Plug into a standard electrical outlet; follow operational steps.
CAUTION! Keep cord away from rotating brushroll. Do not vacuum large objects or liquids.
Main controls located on handle. Floorhead settings for surface type.
Handle Controls: POWER button, Mode Selector (Carpet/Hard Floor), Handle Release button.
Floorhead: DuoClean brushrolls engage automatically. Mode Selector adjusts suction and brushroll height for carpet or hard floors. LED lights activate when powered on. Dust Cup Release: Button to detach for emptying.
For above-floor cleaning: detach handle and connect tools.
Tip: Use crevice tool for tight spaces; upholstery tool for furniture; dusting brush for shelves.
Optimize performance for different surfaces.
WARNING! Always select correct mode for floor type to prevent damage.
Regular maintenance ensures optimal performance.
CAUTION! Unplug before maintenance. Ensure all parts are dry before reassembly.
Complies with relevant electrical safety standards. Copyright © SharkNinja Operating LLC. For support, visit www.sharkclean.com or contact customer service. Dispose of packaging and old appliance according to local regulations.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Vacuum won't turn on | Power cord/outlet | Check plug is secure; try different outlet; ensure POWER is pressed. |
| Loss of suction | Full dust cup/clog | Empty dust cup; check hose and attachments for blockages; clean filters. |
| Brushroll not spinning | Debris/obstruction | Turn off, unplug, and clear brushroll of hair and debris. |
| Vacuum is noisy | Blockage/worn parts | Check for obstructions; inspect brushroll and belt for damage. |
| LED lights not working | Connection/function | Ensure vacuum is on; lights may only activate in low light. |
Reset: Unplug for 60 seconds, then restart.
Service: Contact Shark customer support or visit www.sharkclean.com.