Toyota 2H Repair Manual page 138

FU - 1 0
I[
'-�
-
F U E L S Y S T E M
I njection N o z z l e s
4 . R E M O V E I N J ECTION P I P E S
(a) L o o s e n t h e union nuts
(bl Remove the
5 . REMOVE I N J E C T I O N N O Z Z L E S
R e m o ll e t h e
R e m o v e the six n 0 4: z les.
NOTE'
6.
I N J E C T I O N P R E S S U R E T E S T
( s l
a n d b l e e d t h e air
WA R N I N G :
i n j e c t i o n hole.
fbi
( c )
idl
j u s t beg i n s to drop
O p e n i n g pressure:
NOTE:
' u a � � �
swishing s o u n d .
t 1 2H-Tl
01
f o u r n u t s , six inj
b ,
t w o o l t s nozzle. r i n g packing and s e a l .
Arrange I h e nozzles i n correct order.
I n s l a l l t h e n o z z l e to a n i n j e c t i o n n o z z l e h a n d
the union nul.
from
Do not place your f i nger over t h e nozzle
P u m p the
t e s t e r h a n d l e
a
10
ble by h a n d discharge the c a r b o n
tion h o l e
t e s t e r h a n d l e s l o w l y a n d o b s e rv e t h e
P u m p t h e
e
pressure g a u g .
Read t h e presSure g a u g e
Reused nozzle 1 80 - 2 1 0 kg/cm2
(2,560 - 2 , 9 8 7 psil
11 7 , 6 5 2 -
N e w n o z z l e 200 - 2 1 0 kg/cm2
(2,846 - 2,987 psi)
1 1 9 , 6 1 3
e a
Proper nozzle o p r t
t h e six injection pipes.
o
e c t i pipes and clamps.
n
l e s t e r
few t i m e s a s fast poss i ­
3S
f r o m t h e i njec­
when
the i njection pressure
2 0 , 5 9 4 k P a l
- 20,594 kPal
i d e m i e
o n c a n be e t r n d by a