Toyota 2H Repair Manual page 198

U - 70
F
- Injec t i o n Pump
F U E L S Y STEM
Adj u s t i n g s h i m thickness
m m
0.60
mm
m m
0 . 7 0
0.80
m m
0 . 9 0
m m
1 , 00
m m
1 . 1 0
m m
1 . 20
1 . 30
m m
1 . 40 m m ( 0 . 0 5 5 1
N O T E :
•
T h e p r e - s t roke will i ncrease w i t h a d e c r e a s e i n s h i m
t h i c k n e s s a n d d e c r e a s e w i t h a n i n c rea s e .
•
W h e n adjusting t h e p r e - s t roke. t h e m a t c h malks placed
o n t h e p u m p a n d pump re l a i n e r during disassembly
m a y nol align. T h e refore, make a n o le
v a l u e f o r i n s t a l l a t i o n o f the pump retainer.
(a)
B .
A d j u s t I nj e c t i o n I n t e r v a l
U s i n g t h e N O . 1 c y l i n d e r i n j e c t i o n s t arting l i m e p o s i ­
'ion a s a base. m e a s u re t h e i njection s t a r l i n g a n g l e s
i n the order o f i n j e c t i on.
Cylinder
Adjust by using the s a m e procedure as p r e - s t ro k e
(bl
The
a d j u s t m e n t .
N O T E :
with 0 . 1 m m (0,004 i n . ) Change is shim thickness.
C. A d j u s t T a p p e t
(a) Using SST
S S T (8) between Ihe spring lower s e a t and a d j u s t i n g
s h i m . and rO l a l e t h e c a m s h a f t s l o w l y .
SST 0 9 2 60-4 70 1 0 (0 9 2 80-4 6 0 ' 0, 0 9 2 8 8 - 4 6 0 1 1 )
T a p p e t c l e a rance :
C A U T I O N :
p l u n g e r d r i v i n g f a c e
o r i f r e s i s t a n c e i s felt w h i l e r o t a t i n g t h e c a m s h a f t , i t
i n d i c a t e s that t
c le a r a n c e
(
)
c o n t ' d
in.)
( 0 . 0 2 3 6 i n . )
(0.0276
( 0 . 0 3 1 5
i n . )
( 0 . 0 3 5 4
i n . l
10.0394 in.)
(0.0433
in.)
(0.0472 in.)
(0.0 5 1 9
i n . )
i n . )
N o . I n j ec t i o n starting
-
59·30' -
2 3 9°30' - 240°30'
299'30' - 300'30'
injection s t a r t i n g a n g l e will c h a n g e a b o u t 30'
(Al.
C le a r a n c e
i nsert t h e 0 . 2 m m (0.008 i n ) g a u g e of
m m
0.2 ( 0 . 0 0 8
t i s
If he r e
i n terference
h a
n d l o w e r p o
is
t h a n
e r e l e s s
not rotate it
so, do a n y
:
o j the
pre-st roke
angle
60·30'
i
r e
i n . ) o r m o
b e t w e e n t h e
rt o n o f t h e c y l i n d e r .
m m
0 . 2 ( 0 . 0 0 8
i n . l
f u r t h e r .
.,