Troubleshooting

Wheel turns black

Wheel turns black during polishing because excess compound, metal dust and debris accumulate on the working surface.

Dirty wheel and polishing debris

Symptoms

  • Wheel turns black during polishing.
  • The wheel surface looks greasy or overloaded.

Likely causes

  • Excess compound, metal dust and polishing debris accumulate on the wheel.
  • The wheel is not dressed often enough.

Checks

  • Inspect the wheel face and check whether it feels dry or greasy.
  • Review how often compound was reapplied.

Recommended fixes

  • Dress the wheel with coarse silicon carbide stone until light grey and dry.
  • Apply a minimal amount of fresh LUXI compound.

Prevention

  • Clean the wheel more often than adding compound.
  • After two or three compound reapplications, dress the wheel until it is light grey and dry.