Toyota 2H Repair Manual page 275

ST- 1 4
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START I N G S Y S T E M
4.
I N S PECT U N D E R C U T D E PT H
C h e c k t h a t the u n d e rC u t d e p t h i s clean a n d free of f or e i g n
malerials. Smooth oul
Standard undercut d e p t h :
M i n i m u m underc u t d e p t h :
I f the underc u t depth i s less t h a n minimum. c or
a hack saw blade.
F ield Coil ( F i e l d Fra me)
INSPECT FIELD C O i l F o R OPEN C I R C U IT
1.
U s i n g a n o h m m e l e r, c heck I h
I e e
tween Ihe l e a d wire and l i e l d coil brush lead.
h is no c o n l i n u ity. re place I h e f i e l d frame.
I f r
2. INSPECT F I E L D COIL F O R G R o U N D
Using a n ohmmeter, c h e
t e
ween I h e field c o i l end and field frame.
h e r i s c o n t i n u i t y , repair or replace I h e field frame.
I f
B r u s h e s
I N SPECT B R U S H L E N G TH
U s i n g c a l ipers. measure the brush length
S t a n d ar d leng t h :
e g
Minimum leng t h :
I I the
l n
holder a n d f i eld frame.
B r u s h S p r i n g s
I N S P E C T 8 R U S H S P R I N G L o A D
Take l h e p u l l scale rea d i n g t h e i n s t a n t t h e b r u s h spring
separates from
S p r i n g installed loa d :
3 . 2 - 4.0 kg ( 7 . 1 - 8 . 8
I f t h e reading i s n o t w i t h in specification, replace the brush
s p r i n g s .
S l arter
t
h e edge.
0 . 7 m m 10.028 i n . )
0.2 m m 1 0 . 0 0 8 in,)
a
l t h e re is continuily be­
ck
t h a t there i s no c o
2 0 . 6 m m ( 0 . 8 0 7 in,)
h
1 3 .0 m m ( 0 . 5 1 2 in,)
t is less t h a n m i n i m um, replace the brush
t
h e bru s h .
3 1 - 3 9 NI
I b ,
rect
j t w i t h
n n i y
t i u t
bet­