Servicing; Starter - Kubota D1503-M-DI Workshop Manual

03-M-DI Series, WSM

[3] SERVICING

(1) Starter

Overrunning Clutch
1. Inspect the pinion for wear or damage.
2. If there is any defect, replace the overrunning clutch assembly.
3. Check that the pinion turns freely and smoothly in the
overrunning direction and dose not slip in the cranking directions.
4. If the pinion slips or dose not rotate in the both directions, replace
the overrunning clutch assembly.
Armature Bearing
1. Check the bearing for smooth rotation.
2. If it dose not smooth rotation, replace it.
Brush Wear
1. If the connect face of the brush is dirty or dusty, clean it with
emery paper.
2. Measure the brush length "A" with vernier caliper.
3. If the length is than the allowable limit, replace the yoke assembly
and brush holder.
Factory spec.
Brush length A
Allowable limit
Magnet Switch
1. Check the continuity across the "C" terminal and the "B"
terminal with an ohmmeter pushing the plunger.
2. If it dose not conducts, check the contacts.
Brush Holder
1. Check the continuity across the brush holder and the holder
support with an ohmmeter.
2. If it conducts, replace the brush holder.
S-96
DIESEL ENGINE
W1156799
W1156718
15.0 mm
0.591 in.
11.0 mm
0.433 in.
W1156360
W1157257
W1156895
KiSC issued 10, 2009 A