Fig. 13: Measuring Armature Runout Using Dial Indicator
Courtesy of MAZDA MOTORS CORP.
4. Measure the commutator diameter.
If not within the minimum specification, replace the armature.
Starter commutator diameter
Standard: 29.4 mm {1.16 in}
Minimum: 28.8 mm {1.13 in}
2007 Mazda MX-5 Miata Sport
2007 ENGINE Starting System - MX-5 Miata
Microsoft
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