Alternator Servicing; Armature Coil; Field Coil - Kubota KX080-3 Workshop Manual

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WSM KX080-3 Service

(8) Alternator

1. Check the continuity across the commutator and armature coil

core with an ohmmeter.

2. If it conducts, replace the armature.

3. Check the continuity across the segments of the commutator

with an ohmmeter.

4. If it does not conduct, replace the armature.

Commutator –

Armature coil core

Commutator segment

1. Check the continuity across the lead (1) and brush (2) with an

2. If it does not conduct, replace the yoke assembly.

3. Check the continuity across the brush (2) and yoke (3) with an

4. If it conducts, replace the yoke assembly.

Lead (1) – Brush (2)

Brush (2) – Yoke (3)

1. Check the bearing for smooth rotation.

2. If it does not rotate smoothly, replace it.

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