error-4 Troubleshooting

Main brush error on the Narwal T10 Pro

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 Narwal T10 Pro

Narwal T10 Pro Filter Narwal T10 Pro Left side brush Narwal T10 Pro Right side brush Narwal T10 Pro Main brush roller Narwal T10 Pro Brush guard Narwal T10 Pro Side brush set Narwal T10 Pro Cable organizer Narwal T10 Pro Cleaning tool Narwal T10 Pro Charging cable Narwal T10 Pro Remote control Narwal T10 Pro Floor cleaning solution Narwal T10 Pro Mop pad Narwal T10 Pro Mop pad (4-pack) Narwal T10 Pro Water tank filter Narwal T10 Pro Battery Narwal T10 Pro Dust bag Narwal T10 Pro Dock filter Narwal T10 Pro HEPA filter Narwal T10 Pro Dock base pad Narwal Freo X Ultra Filter Narwal Freo X Ultra Left side brush Narwal Freo X Ultra Right side brush Narwal Freo X Ultra Main brush roller Narwal Freo X Ultra Side brush set Narwal Freo X Ultra Mop pad Narwal Freo X Ultra Mop pad (4-pack) Narwal Freo X Ultra Battery Narwal Freo X Plus Filter Narwal Freo X Plus Left side brush Narwal Freo X Plus Right side brush Narwal Freo X Plus Main brush roller Narwal Freo X Plus Side brush set Narwal Freo X Plus Mop pad Narwal Freo X Plus Mop pad (4-pack) Narwal Freo X Plus Battery Narwal Freo X Pro Filter Narwal Freo X Pro Left side brush Narwal Freo X Pro Right side brush Narwal Freo X Pro Main brush roller Narwal Freo X Pro Side brush set Narwal Freo X Pro Mop pad Narwal Freo X Pro Mop pad (4-pack) Narwal Freo X Pro Battery Narwal Freo Filter Narwal Freo Left side brush Narwal Freo Right side brush Narwal Freo Main brush roller Narwal Freo Side brush set Narwal Freo Mop pad Narwal Freo Mop pad (4-pack) Narwal Freo Battery Narwal T10 Filter Narwal T10 Left side brush Narwal T10 Right side brush Narwal T10 Main brush roller Narwal T10 Side brush set Narwal T10 Mop pad Narwal T10 Mop pad (4-pack) Narwal T10 Battery Narwal Freo Z Ultra Filter Narwal Freo Z Ultra Left side brush Narwal Freo Z Ultra Right side brush Narwal Freo Z Ultra Main brush roller Narwal Freo Z Ultra Side brush set Narwal Freo Z Ultra Mop pad Narwal Freo Z Ultra Mop pad (4-pack) Narwal Freo Z Ultra Battery Narwal Freo Ultra Filter Narwal Freo Ultra Left side brush Narwal Freo Ultra Right side brush Narwal Freo Ultra Main brush roller Narwal Freo Ultra Side brush set Narwal Freo Ultra Mop pad Narwal Freo Ultra Mop pad (4-pack) Narwal Freo Ultra Battery

← All Narwal T10 Pro error codes

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