Toyota 2H Repair Manual page 204

F U - 7 6
1 0 Seconds or Less
P u m p rpm
600
-
F U E L S Y ST E M Injection P u m p
3 . C H E C K A I R - T I G H T O F V AC U U M C H A M B E R
S e t
(al
(bl
Apply 5 0 0 mmHg 0 9 . 6 9 i n , H g , 66,7 k P a l of vacuum
t o
Ie)
Measure t h e t i m e i l takes for t h e v a c u u m to drop to
4 8 0 m m H g ( 1 8 . 9 in.Hg, 6 4 . 0 k P a ) .
Pressure drop:
I f the pressure is less than spec i f i c a t i o n . retigh ten the
screws of t h e
rep l a c e t h e governor d i a p h r a g m .
4.
A D J U ST P N E U M AT I C G O V E R N O R S E C T I O N
A . Adjust I n
(a) M e a s u r e the control rack. position.
Vacuum
mmHg (m .Hg. k P a )
600 ( 2 3 6 2 , 80.0)
Ibl I
w
U s i n g
SST
0 9 2 6 0 - 4 7 0 1 0 1092 8 3 - 7 60 1 0 1
lei Iwl
U s i n g
S S T
0 9 2 8 3 - 7 6 0 2 0
t h e p u m p speed a t 600 rpm.
vacuum
chamber
1 0 seconds or more
governor
diaphragm housing. I f necessary.
i ia
t l Position of C o n trol Rack
rack
C o n t rol
1 0. 3 - 1 0. 9 (0.406 - 0 . 4 2 9 )
l
SST.
o H A C )
a d j u s t b y t u rn i n g t h e f u l l s t o p c a p s u le.
SST.
HAC I
adjust by t u r n i n g ' h e H A C body
mm linJ
position
..,