Visible imprints / traces on the backing plate
Cause: Incorrect fitting position
Piston spring bent; this is not permissible
Cause: Improper handling prior to/during fitting
Hold down spring broken
Cause: Brake pad fitted improperly
Cause: Accessory is subject to use-related wear and, depending on the model type, is included in the scope of supply.
Piston imprint on the positioning device
Cause: Positioning device ignored
Pay attention to correct seating in the calliper in order to ensure perfect functioning.
Obvious damage due to external influence
Cause: Brake duct not freed from contamination and corrosion. Dimensional deviation of backing plate.
Cut-out in the damping plate is not functioning due to contamination
Cause: Brake housing not freed from contamination and corrosion; excessive greasing.
Improberly change pad geometry
Cause: Inadmissible alteration during fitting
Piston imprint not over complete surface
Cause: Incorrect seating of the brake pad in the calliper.
Check stepped piston with measuring gauges
Cause: Stepped piston misaligned in the calliper housing.