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Bench Tests: Commutator
- Clean surface and polish with No. 400 sandpaper if required. If surface is scored, out of round or pitted, turn commutator in a lathe.
- Maximum commutator runout and minimum diameter of commutator must not exceed specification after turning.
COMMUTATOR SPECIFICATIONS
| Application |
Maximum Runout |
Minimum Thickness |
| Tercel |
.016 (.40) |
1.06 (27.0) |
- Commutator mica undercut depth on all models should be .016-.031" (.40-.80 mm). Minimum mica undercut depth is .008" (.20 mm). If not within specification, undercut with a hacksaw blade to standard depth.