Yanmar 2TNV70 - Cleaning and Inspection

STARTER MOTOR
TNV IDI Service Manual
10-11
Starter Motor
13. Remove the pinion stop (Figure 10-10, (3)),
return spring (if equipped), and pinion clutch
assembly (Figure 10-10, (2)), from the pinion
shaft (Figure 10-10, (1)).
Figure 10-10
14. Remove the snap ring (Figure 10-11, (1)).
Remove the pinion shaft (Figure 10-11, (5)),
planetary gears (Figure 10-11, (6)), washers,
and reduction gear (Figure 10-11, (4)) from the
intermediate housing (Figure 10-11, (3)).
Figure 10-11
15. Inspect the intermediate bushing
(Figure 10-11, (2)) and replace if worn or
damaged.
16. Inspect armature bushing (Figure 10-11, (7))
and replace if worn or damaged.
Cleaning and Inspection
Armature
Commutator Surface Inspection
If the commutator surface is rough, polish the
surface with a #500 to #600 emery cloth.
Figure 10-12
Measure Commutator Outside Diameter
Measure the commutator outside diameter.
Replace the armature if the measurement is less
than the limit. See Starter Motor Specifications on
page 10-5.
Figure 10-13
(2)
(3)
(4)
(1)
0000152B
(1)
(5)
(6)
(2)
(3)
(4)
(7)
0002487
0000117
0000113
TNV_IDI_ServiceManual_A4.book 11 ページ ２０１２年２月２４日 金曜日 午前１０時２４分