Stihl
Uneven Spray or Suction Pattern
Unit leaves streaks or lines on the carpet after cleaning
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Possible Causes
Partially clogged spray jets, uneven brush bristle wear, damaged nozzle edge, misaligned floor head
How to Fix / Troubleshooting
Safety: Unplug the unit.
- Clean spray jets: Remove and clean all jets to ensure even spray distribution.
- Inspect brush: Replace the brush roller if bristles are worn more on one side.
- Check nozzle edge: Ensure the suction edge is straight and not chipped. Replace the nozzle if damaged.
- Adjust technique: Make slow, overlapping passes and avoid moving too quickly, which can cause streaking.
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Repair Difficulty
Very Easy
1/5
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