Subaru 1600 Service Manual page 684

{Model:
028000·8570)
A9·2RS
Fig. 15·50 Field coil continuity test
• Brush and bmsh holder
1) Brush lengtL
Measure lhe brush length and. replact:
if it exceeds the servi.ce limit.
- - - - - - - - . - - - - - - - - - .. ---,.- - - - ---------1
Standard
I
14
m~l
i
--t-
(0.5~
__
j
\
~~r~ce
Ct
NOTE:
ModeL
I
9 mm
i
028000·8580
i
(0354
in) :
.------J..---.---.--.-,
I •
Model: : 8.5 mm
028000-8570
i
(0.335 in) !
I
I
_______ ._ ..
_--1-~
________ ...J
a. If brushes are worn, replace them as
entire yoke assy or entire brush
holder assembly.
b. Correct the contact surface of each
brush after sandpaper (No. 300 or
higher) has been wrapped around
the commutator.
Fig. 15-51 Brush length
2) Brush holder insulation test
Using a circuit tester, check brush
holder insulation. Touch one probe to
holder plate and the other to positive
brush holder. There should be no
continuity.
ELECTRICAL SYSTEM
/>.9·288
Fig.
15·52
Brush holder insulation test
test
• Overnmning clutch
Inspect teeth of pinion for wear and
damage. Replace it if damaged. Rotate
pinion ill direction of rotation (clock-
whe). It should rotate
~moothly.
But
in op;Josite direction. it should be
locked.
Fig. 15·53 Overrunning clutch test
• Bearing
Check bearings for wear and damage.
If bearings are noisy during operation,
they should be replaced.
A9-401
Fig. 15·54 Bearing
3) Assembly
• Model: 028000-8580
1) Before assembling, completely
clean oil or dust off the surfaces of
both commutator and brushes.
15-21
2) Apply a sufficient amount of
grease to parts where necessary. (See
Fig. 15- 12)
3)
Assemble starter pinion and start-
er housing.
4) Assemble overrunning clutch and
starter housing.
NOTE:
Do not forget to assemble steel ball
and return spring.
A9-404
fig. 15-55
5) Assemble brush holder and arma-
ture.
A9-405
Fig. 15-56
6) Assemble brushes by using a long-
nose pliers.
NOTE:
Take care not to damage nor to get oil
on brushes.
A9-406
Fig. 15-57
7) Assemble rear frame and yoke.
8) Assemble yoke and magnet switch.