Shibaura CM284, Workshop Manual

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62
5) Inspection and Repair
Inspect the following items and repair or replace if necessary. Test method is as same as the conventional type.
● Armature ● Brush holder
a) Armature short circuit test
a) Check brush spring
b) Armature winding ground test b) Brush holder insulation test
c) Commutator run-out test
d) Measurement of segment mica depth
● Overrunning clutch test
● Yoke
a) Field windings ground test
b) Measurement of brush length
6) Reassembly
Reverse the order of disassembly to reassemble the starter. However attention should be paid to the following operations.
(1) Lubrication
Before reassembling, apply the recommended grease as follows:
Nippondenso No. 50 grease or
equivalent (Esso beacon 325)
● Retainer and rollers
● Overrunning clutch
● Steel ball
● Return spring
● Armature bearing
● Felt washer
(2) Fixing torque
Item Torque N·m {kg-m}
Throught blot 8.82 – 11.76 {0.9 – 1.2}
Drive end flame fixing screw 8.82 – 11.76 {0.9 – 1.2}
C-terminal nut 9.8 – 13.72 {1.0 – 1.4}
(3) Cautions for installation
● Do not forget to assemble the steel ball and return
spring
● Install the negative brush (brush holder side) to the
brush holder negative hole (not insulated), and the
positive brush (yoke side) to the brush holder
positive hole (separated from plate with insulator).
Then make sure that the positive brush lead wires
are not grounded.
● When assembling the brush holder to the yoke, take
care not to damage and get oil on it.
115X
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