bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

9 RA Tightening Alternator Drive Belt (M40, M42) > < 7 RA Replacing Carbon Brushes (Bosch Alternator)
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12 31 205

Replacing carbon brushes (Motorola
alternator)

Remove alternator and voltage regulator - refer to Repair Manual
of corresponding model series.

Unscrew screws (1 and 2) and take off carbon-brush holder.

Carbon-brush holder is replaced completely.

Installation:

Check slip rings for wear, disassembling alternator and fine-
grinding as well as polishing slip rings if necessary.

Max. eccentricity for slip rings is 0.03 mm.

RA  Replacing carbon brushes (Motorola alternator)

BMW AG - TIS

28.01.2013  02:09

Issue status (12/2007) Valid only until next DVD is issued

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9 RA Tightening Alternator Drive Belt (M40, M42) > < 7 RA Replacing Carbon Brushes (Bosch Alternator)