Starter Inspection; Armature Check - Mazda 626 MX-6 Workshop Manual

INSPECTION
Armature
1. Ground of armature coil
Check for continuity between the commutator and
the core using a circuit tester. Replace the arma­
ture if there is continuity.
67U05X-048
2. Insulation of armature coil
Check for continuity between the commutator and
the shaft using a circuit tester. Replace the arma­
ture if there is continuity.
67U05X-049
3. Runout of commutator
(1) Place the armature on V blocks, and measure
the runout using a dial gauge.
(2) If the runout is excessive, replace the armature.
Runout: 0.05 mm (0.002 in)
Maximum: 0.1 mm (0.004 in)
7BU05X-039
4. Outer diameter of commutator
Replace the armature if the outer diameter of the
commutator is less than the grind limit.
5. Roughness of commutator surface
Repair using a lathe or fine sandpaper if it is rough;
wipe it with a rag if it is dirty.
Grind limit: 28.8 mm (1.13 in)
STARTER 5
5 -2 5