The Shark MESSMASTER UV105 is a powerful, multi-surface upright vacuum cleaner featuring UV-C sanitizing technology, advanced cyclonic suction, a HEPA filtration system, LED headlights, a detachable canister for portable cleaning, multiple brush rolls for carpets and hard floors, and a variety of specialized attachments. Below are key sections for safety, features, assembly, operation, maintenance, and troubleshooting.
Key components: Main vacuum body with motorized brush roll, Detachable pod with UV-C lamp, HEPA filter, Dust cup, Handle with controls, Hose, and various attachments.
| Feature | Description |
|---|---|
| UV-C Sanitizing Light | Kills up to 99.9% of common household bacteria and viruses* on surfaces |
| DuoClean Power Brush | Combines a soft brush roll for hard floors and a bristle brush roll for carpets |
| Anti-Allergen Complete Seal | HEPA filtration system traps 99.97% of dust and allergens inside the vacuum |
| LED Headlights | Illuminates hidden debris under furniture and in dark corners |
| Detachable Pod | Converts to a portable, lightweight vacuum for above-floor cleaning |
| Large Capacity Dust Cup | Easy-to-empty, bagless dirt container |
| Power/Surface Switch | Select between hard floor and carpet suction modes |
| UV Mode Button | Activates the UV-C sanitizing light (only works when head is flat on surface) |
| Brush Roll Control | On/Off switch for the motorized brush roll (for delicate rugs) |
| Crevice Tool & Upholstery Tool | Included attachments for detailed cleaning |
*When used as directed on non-porous, hard surfaces. Effectiveness may vary.
Unpack all parts from the box and inspect for damage.
WARNING! Do not plug in the vacuum until assembly is complete. Keep fingers and loose clothing away from the brush roll during assembly and use.
Before first use, ensure the vacuum is fully assembled and all packaging materials are removed.
CAUTION! The UV-C light is harmful to eyes and skin. Never look directly at the light. Do not use the UV mode on rugs, carpets, or uneven surfaces where the head does not lie flat.
Primary controls are located on the handle and body of the vacuum.
On Handle: Power/Surface Mode Switch (Hard Floor/Carpet), UV Mode Button, Brush Roll On/Off Switch.
On Body: Power Foot Pedal, Dust Cup Release Button, Pod Release Button, Hose Release Lever.
Settings Overview:
Surface Mode: Optimizes suction and brush roll speed for the surface type.
UV Mode: For sanitizing hard floors. Move the vacuum slowly over the area to ensure adequate exposure time.
Brush Roll Control: Turn off when cleaning delicate area rugs or to prevent scattering debris on hard floors.
Headlights: Automatically turn on when the vacuum is powered.
For above-floor cleaning, detach the pod from the upright body.
The UV-C light is designed to reduce microorganisms on non-porous hard floors.
WARNING! UV-C LIGHT HAZARD. Never use the UV mode on carpets, rugs, or uneven surfaces. Never look directly at the UV light or use it to sanitize skin. Keep children and pets away from the light during operation.
Regular maintenance ensures optimal performance and longevity.
CAUTION! Always unplug the vacuum before performing any maintenance. Never use the vacuum without all filters installed and completely dry.
This device complies with Part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference. The UV-C lamp complies with 21 CFR 1040.10 and 1040.11. Copyright © SharkNinja Operating LLC. SHARK and MESSMASTER are trademarks of SharkNinja Operating LLC. For support, visit sharkclean.com or contact 1-800-798-7398.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Vacuum won't turn on | Not plugged in; tripped outlet | Check power cord connection; try a different outlet; check household circuit breaker. |
| Loss of suction | Full dust cup; clog; dirty filters | Empty dust cup; check hose, wand, and nozzle for blockages; clean or replace filters. |
| Brush roll not spinning | Brush roll off; clogged; belt issue | Ensure brush roll switch is ON; clear debris from brush roll ends; for belt models, inspect and replace if worn. |
| UV light not turning on | Head not flat; mode not for hard floors | Use only on hard, flat surfaces. Ensure vacuum head is lying completely flat. Do not use on carpets. |
| Vacuum is overheating | Clogged filters; blockage; motor strain | Turn off and unplug. Let cool for 60 minutes. Check and clear all blockages. Clean filters. |
| Detachable pod has weak suction | Hose not connected; full dust cup; clog in attachment | Ensure hose is clicked firmly into pod. Empty pod dust cup. Check attachment and hose for clogs. |
Reset: If the vacuum overheats and shuts off, unplug it, let it cool for at least 60 minutes, clear any blockages, and then plug it back in.
Service: For repairs not covered in troubleshooting, contact Shark Customer Service at 1-800-798-7398 or visit sharkclean.com.