TheHowToLab
Fix it yourself: plain-English troubleshooting for vacuum cleaners. Robot vacuums, robot mops, cordless and stick vacuums, corded uprights and handhelds. Find your symptom, then follow the checks your model's maker documents.
What's wrong with your vacuum?
Pick the closest match. Each one opens the guide for that exact problem, with checks by brand and model.
- Cordless Won't turn on
- Cordless Losing suction
- Cordless Blinking or flashing lights
- Robot Won't charge
- Robot Won't return to the dock
- Robot Won't connect to Wi-Fi
- Robot Map won't build or save
- Robot Keeps getting stuck
- Robot Making a loud noise
- Corded Overheating and shutting off
- Corded Belt snapped or slipping
- Any vacuum Smells bad
- Robot mop Leaving streaks
- Robot mop Leaving puddles
Browse by Vacuum Type
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Robot Vacuum Troubleshooting
Won't dock or charge, keeps stopping, brush not spinning, wifi and error codes.
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Cordless & Stick Vacuum Troubleshooting
Won't turn on, not charging, cutting out mid-clean, lost suction.
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Corded Vacuum Cleaner Troubleshooting
Upright & canister: no suction, brush roll, overheating, odors, belts.
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Robot Mop Troubleshooting
Mops & vacuum-mop combos: streaks, puddles, no water, pad problems.
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Wet Dry Vacuum Mop Troubleshooting
Floor washers: streaks, dirty water left behind, no spray, self-cleaning.
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Handheld & Car Vacuum Troubleshooting
Hand & 12V car vacuums: charged but won't start, flashing red, cuts out.
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Vacuum Bag Indicators: Miele HS11 and SEBO AIRBELT K
Read Miele HS11 and SEBO AIRBELT K bag indicators using their manuals, with separate Hoover and Numatic guidance on bag care and blockages.
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Vacuum Making Loud Noise: Checks by Model
Compare manufacturer checks for a noisy vacuum by model, with separate guidance for brush and belt inspection, warning lights and shutdowns.
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Vacuum Trips a Breaker? What the Manuals Cover
What cited vacuum manuals say about supply, cord damage and thermal cut-outs, and what they do not establish about a tripped breaker.
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Wet-Dry Vacuum Mop Smells Bad? Model-Specific Checks
Wet-dry vacuum mop smells bad? Check model-specific odor advice, drying instructions and routine maintenance, with manufacturer sources.
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How to Find and Clear a Clog in a Vacuum Hose
Find a clog in a vacuum hose, wand or tube by checking one section at a time. Unplug the vacuum, then clear it only with your model's documented method.
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Robot Mop Pads Not Spinning? Checks by Model
Model-specific checks for stopped mop parts on ECOVACS robots, eufy S1 Pro, Samsung Jet Bot Combo, Roborock S7 and Roomba Combo.
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Robot Mop Station Smells? Check Tanks, Tray and Pads
A sour or stale smell from a robot mop station: check the dirty tank, washing tray and mop by model, and stop use for any burnt odor.
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Robot Mop Water Tank Not Detected? Match the Alarm
A robot or dock may report its water tank as missing while it looks in place. Match the alarm to the component it names before you replace any part.
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Robot Vacuum Battery Signs and Replacement Routes by Model
Battery signs, lifespan, storage and recycling as Roborock, eufy, ECOVACS and Samsung document them, with each replacement route tied to its model.