Shark NV255 Vacuum Cleaner Manual

The Shark NV255 is a versatile upright vacuum cleaner featuring powerful suction, a Lift-Away canister for portable cleaning, HEPA filtration, a motorized brushroll for carpets, and multiple attachments for above-floor cleaning. It includes a dust cup with easy-empty system, crevice tool, dusting brush, upholstery tool, and pet power brush. 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. Maintenance & Cleaning 8. Storage & Care 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Upright body with Lift-Away canister, motorized brushroll, HEPA filter, dust cup, hose, wand, and cleaning attachments.

FeatureDescription
Lift-Away CanisterDetachable for portable cleaning above floors
Motorized BrushrollDeep cleans carpets; automatically adjusts height
HEPA FiltrationCaptures 99.9% of dust and allergens
Dust Cup with Easy-EmptyOne-touch release for mess-free emptying
Pet Power BrushSpecialized tool for pet hair on furniture and stairs
Crevice ToolFor tight spaces and corners
Dusting BrushFor delicate surfaces and dusting
Upholstery ToolFor cleaning sofas, chairs, and curtains
Power SwitchTurns vacuum on/off
Brushroll On/OffDisables brushroll for hard floors

Assembly & Setup

Unpack and inspect all parts. Assemble according to instructions.

  1. Attach wand: Insert wand into upright body until it clicks.
  2. Connect hose: Attach hose to wand and canister ports.
  3. Install filters: Place HEPA filter and pre-motor filter as directed.
  4. Attach floor nozzle: Connect nozzle to upright body; ensure it locks.
  5. Plug into AC power.

WARNING! Ensure all parts are securely connected before use. Keep fingers away from brushroll during assembly.

First-Time Use

Before first use, perform a quick test to ensure proper operation.

  1. Check filters: Ensure HEPA and pre-motor filters are installed.
  2. Select surface setting: Use carpet setting for rugs; hard floor setting for tiles/wood.
  3. Turn on: Press power switch; adjust suction if needed.
  4. Test attachments: Connect pet brush or crevice tool for above-floor cleaning.
  5. Empty dust cup after initial use to maximize suction.

CAUTION! Do not vacuum large objects, liquids, or hot ashes. Avoid vacuuming cords.

Specifications

Controls and Settings

Main controls located on handle and body.

Handle: Power switch, brushroll on/off button, suction control slider.

Body: Lift-Away release button, dust cup release, hose connector.

Settings: Carpet mode (brushroll on), hard floor mode (brushroll off), suction control (max for carpets, min for delicate rugs). Use brushroll on/off to switch between surfaces. Lift-Away: Press release button to detach canister for portable cleaning.

Using Attachments

For above-floor cleaning, detach canister or use hose/wand.

  1. Detach canister: Press Lift-Away button; lift canister from base.
  2. Connect tool: Attach desired tool to hose end.
  3. Select suction: Use lower suction for delicate surfaces.
  4. Clean: Move tool slowly over surfaces; empty dust cup as needed.

Tip: Use pet power brush for pet hair; crevice tool for edges; dusting brush for shelves.

Maintenance & Cleaning

Regular maintenance ensures optimal performance.

  1. Empty dust cup: Press release; empty into trash; reinstall.
  2. Clean filters: Remove HEPA and pre-motor filters; tap gently or rinse (if washable).
  3. Check brushroll: Remove debris (hair, strings) from brushroll; ensure it spins freely.
  4. Inspect hose: Clear any clogs using long object.
  5. Store properly: Wind cord; store attachments in caddy.

WARNING! Unplug before maintenance. Do not use damaged filters or brushroll.

Storage & Care

Store in cool, dry place. Avoid extreme temperatures.

CAUTION! Do not store with wet filters. Keep away from children and pets.

Regulatory Information

FCC Part 15: Class B device; complies with interference limits. Copyright © SharkNinja Operating LLC. For support, visit www.sharkclean.com or contact 1-800-798-7398.

Troubleshooting

SymptomPossible CauseCorrective Action
Loss of suctionFull dust cup/clogEmpty dust cup; check hose/filters for clogs.
Brushroll not spinningDebris/worn beltClear debris from brushroll; inspect belt for wear.
Vacuum shuts offOverheating/full filtersLet cool; clean filters; check for blockages.
Canister not detachingRelease button stuckPress firmly; ensure upright is on flat surface.
Unusual noiseForeign object in brushroll/hoseTurn off; inspect brushroll and hose; remove object.

Reset: Unplug for 30 minutes if overheating occurs.

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

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