error-4 Troubleshooting

Main brush error on the Shark Matrix Plus RV2700WC

Source: ProductDB robot-vacuum seed Confidence: 85% Verified Aug 8, 2026

The robot stops or reports the main brush is stuck. Hair or debris is likely wrapped around the roller.

How to fix Main brush error

Clear the main brush

Remove the main brush guard and clear hair or debris wrapped around the roller.

Source: ProductDB robot-vacuum seed Confidence: 80% Verified Aug 8, 2026
Difficulty: ★ Est. 5 min

Replace the main brush

If the roller is worn or damaged, replace it with a genuine part.

Source: ProductDB robot-vacuum seed Confidence: 80% Verified Aug 8, 2026
Difficulty: ★★ Est. 10 min

Replacement parts for the Shark Matrix Plus RV2700WC

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