.-
...,
~
--
--
=--
-- _ .
""""="..
"'to
Checking com
mutat
or for runo
ut
(c) One end
of
the
shunt
field coli is
so
ld
e
re
d to
th
e yoke. Undo
th
is soldered connection, and
check the positive
(+) brush holder for ground
by putting one testing prod of a circuit tester
(with lis
sd
ector
kn
ob set in
th
c ohmic zon.)
to the "M"
t.
rmina)
of
the st
arter
,n
d
th
e other
prod
to
t.h
e field coil: the
tes.
ter should indicate
"connnulty."
Shift
the latter
prod
to
the yok
e:
the
te,t."hould
in<licate
"infinity
."
Thi
s
check
is
for
finding whether or not the
pos.itiye
brush
ho
ld
or
is sati,factorily insulated.
lf
t
he
insulat
i
on:
is
found
defectiv
e,
repai
r Or
replace
the holder.
(d) Check
the brushes for wea
r.
The brush worn
down to
13
mm
(0.512 in.) in length must
be
r
ep
laced.
Unit
: mm fin
.)
Item
Sta
ndard
Service
limit
Brush
length
19
(0.748)
13
(0
.5
12)
(e) Replace the
rotor
if
the armature sh
aft
is
WOOl
down at
any
of
th
e 'Itree places indicated
b.
low; and also replace the bearing
if
it
is
so
worn that
the
radial clearance exceeds
th
e
upper
lim
it
of
th
e range indicated:
Shaft
clearance
Un
it:
mm
(in.)
I
tem
Nominal
Standard
Repair
di
amet
er
li
mil
Commutator
14.2
0.034-0.104
0.2
side
(0559)
(0.00134
-0
.00409) (0.0079)
Pinion side
12.2
0.034 - 0
.1
04
0.2
(0.48
0)
(0.0
01
34
-0
.0
0409)
(0
.0079)
Cenler·
20.3
0.020 - 0.3
53
bri3ck
el
side
(0.799)
(0
.000
79
- 0.00139)
MAINTENANCE AND ADJUSTMENT
_.,
:
•.
; ' .
....
r
..
,.
.
.....
1\
.
u
.l\.
'''''lJi
i.
.:..i.h
~
I
j
.~
-.t
• .u1(l1 .....
"\
.lJ
1JlJ
ct
n llo·io
ad
t.st
ill
th
e
manner
al
ready outUned.
and
eheck the
magnetic
s.witcn
an
d hs
lever
mechanism tor
DmlOr
.
~tlltln.
actio; .
L - ' -
::-.
:-
;-:~:;:;;;=
~-
:;-:
:
;.
d.tr..
G
:--:
-
..
' :
:":~
r~ ~:
'
''1
~.
~""
,'
'::''7
'
,A_,''';'
~
....
....
T ne punon
:iIlOUJQ
move oacK
ana
JOrt
O smoothJy
through
ilS
foU
stroke, without any hitches. If a
ny
fa
ulty moveme
nt
is
note
d
of
the pinion, disa
ss
em-
ble the shift mechanism and repair it.
S
wit
cll
1<..
s:
Baner)'
e (j)
'----;11 n I
t--I
----'
Testi
ng
c
ir
c
uit
for c
hec
king pin ion shifting action
Ha
ving made
sure
that
the
pinion
mO\'es:
satisfacto·
rily, cl
os.e
the sw itch (Kl ) to
Il
dva.nce
th
e pinion
all
the way o
ul
and hold
Iht
switch closed. Under
th.i
s condition. move back
the
pinion
by
giving a
Ijght
push
to
it with
il
fingertip to take up its
plaY
t
and
measure the clearance between pinion
and
stopper. Tltis clearance should
iJ.e
between 0.5 and
2
mm
(0.0197 and 0.0787 in.):
if
not
, incr.ase
or
decrease
th
e
num
ber
of
washe1"5
used in
the
mag·
netic
sw
Hcll
mounting,
Un
it:
mm
(in.)
Item
Standa
,d
Clearance between 0
.5
-2
pullon
iLfld
stopper
~,
-
(0.0197 - 0.0787)
After
mo
u
nting
the starter in place, test it by
cranking the
eng
ine a second
or
so about 10 times
just to make sure
tha
t
the
pinion meshes wilh the
ring
gcar
prope
rly .
Generating
system services
(I)
Cause
of
poor charging opcl1ltion
If
t
ho
user
compl
ains
th
at the ba
tt
ery tends
to
become overcharged
or
discharged, check the fan
belt for tension and, if
th
e
b,ft-It
is in proper
tension.
chetk
the wirifig connecti
on
s
fo
r tightness.
Be
sure
!hat there
is
no
open
in
t
he
charging
ci
rcu
it
.
B1
To Next Page
Loading...
