Toyota 2H Repair Manual page 299

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C H A R G I N G SYSTEM
B r u s h e s
1 . I N S PECT E X P O S E D B R U S H L E N G T H
U s i n g a scale. measure t h e exposed bru s h l e n g t h .
S tandard e x posed leng t h :
t
M i n i m u m e x posed l e n g t h :
I f he l e n g t h is less
2 .
IF N E C E S S A R V . R E PLACE B R U S H E S
( a ) U n s o l d e r a n d remove t h e b r u s h a n d s pri n g .
s
(b) I n ert the b r u s h
(c) Install t h e brush i n the brush holder.
(d) Solder t h e wire t o t h e bru s h holder a t spe
e x p o s e d l
( e ) Check
E x posed l e n g t h :
C
holder.
(f) u t o f f any excess wire.
R e c t i f i ers
( a ) C
1 .
I N S PECT POS I T I V E RECTI F I E R
o n n e c t t h e o h m m e t e r positive
tifier terminal and the nagtive
tifier holder. and c h e c k t h a t there i s no c o n t i n u i t y .
(b) Reverse t h e o h m me t e r p r o b e s , a n d check t h a t there
If c n n
i s c o n t i n u i t y .
o ti u
( a l
2 .
I N S P E C T N E G A T I V E R E C T I F I E R
C o n n e c l
tifier
t i fier terminal and t h e na
(b) Reverse the ohmmeter probes, and check that t h ere
c u i
is no c o n t i n u i t y .
I f o n t i n
A l t e r n a t o r
2 0 . 0
t a
5 . 5
h n m i n i m u m , r e p l a c e the brushes.
wire t h
h r o u g
e
n g t h .
2 0 . 0 m m ( 0 . 7 8 7 i n . l
t h a t t h e brush m o v e s s m o o t h l y i n t h e b ru s h
i
t y is n o t as specified. re place t h e rec
the ohmmeter
ga v
posit
t i
h o lder. and check t h a t there i s c o n t i n uity.
t y is n o t a s s p e c i f i e d , replace t h e r e c l i f i er.
C H - 1 5
mm
in.I
(0.787 i n . !
m m
(0.2 1 7
t h e spring.
c
i f i e l d
(+)
{ - I
probe t o the rec­
probe t o t h e rec­
l i r
i f e .
i ( + )
the rec­
ve probe to the rec­
e (-l probe t o