Tineco
No Power / Dead Unit
Vacuum will not turn on at all; no lights or response when pressing the power button or trigger.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Completely discharged or failed battery, Faulty charger or dock, Defective power switch or trigger, Open circuit on main control PCB
How to Fix / Troubleshooting
Safety first: Do not attempt to open the battery pack.
- Verify charging: Place the vacuum or battery on the charger. Confirm that the charger LED and/or vacuum display shows charging activity.
- Try a different outlet: Plug the charger into another wall outlet to rule out power issues.
- Test with another battery (if available): If a second battery powers the unit, replace the original battery.
- Check for physical damage: Inspect the power button or trigger for cracks or misalignment.
- Service recommendation: If the unit remains dead with a known-good battery and charger, internal components such as the power switch or main PCB require professional diagnosis and replacement.
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Repair Difficulty
Hard
4/5
Required Part
Battery Pack or Main Control PCB
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