Numatic
General Suction Loss
Cordless vacuum has very weak suction but motor sounds normal
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Possible Causes
Clogged filters, Air leak at hose or seals, Blocked hose or wand, Dust bin not sealing correctly
How to Fix / Troubleshooting
Safety first: Remove the battery and empty the dust bin.
- Inspect for blockages: Detach hose, wand, and tools. Look through each for obstructions and clear them.
- Clean filters: Remove pre-motor and exhaust filters. Tap out dust and wash if allowed. Let them dry completely before refitting.
- Check seals: Inspect the rubber seals around the bin, hose inlet, and filter housing. Replace any that are cracked or flattened.
- Test without accessories: Run the vacuum body alone to compare suction. If strong at the body but weak at the floor head, the issue is in the hose, wand, or head.
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Repair Difficulty
Easy
2/5
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