Bench Tests: Commutator
- Clean surface and polish with No. 400 sandpaper if required. If surface is scored, burned, out of round or pitted. See Commutator Concentric Specification Table. Dress in a lathe only enough to restore smooth concentric surface.COMMUTATOR CONCENTRIC SPECIFICATION
Application Maximum Out-of-Round Toyota Tercel .016" (.4 mm) All Others .012 (.3 mm) - Mica depth should be .016-.031" (.40-.80 mm) standard with a limit of .008" (.20 mm). If beyond limit, undercut with a hacksaw blade to standard depth.