Toyota B User Manual

i
I
H
Good
Ll
Faulty
FUt481
lf the opening
pressure
is
no
within specification,
dis-
assemble
the
nozzle
and change
the adjusting
shim
on the
top of
the
pressure
spring.
Adjusted
opening
pressure:
105
-
125k9/cm2
(1,493
-
1,778
Psil
(10,296
-
12,258
kPal
Adjusting shim
thickness
mm
(in.)
1.OO
(O.O3e4)
I
1.50
(0.05e1)
1.05
(0.0413)
I
1.55
(0.0610)
1.10
(0.0433)
I
1.60
(0.0630)
1.15
iO.O453) I
1.65
(0.0650)
1.2O
(O.O472)
I
1.70
(0.0669)
1.25
(O.O492)
I
1.75
(O.068e)
1.30
(0.0512)
|
1 .8O
(O.07Oe)
1.35
(0.0531)
I
1.85
(0.0728)
1.40
(0.0551)
i
1.90
(0.0748)
1.45
(0.0571)
I
1 .95
(0.0768)
HINT:
.
Varying
the adjusting
shim
thickness
by O.O5
mm
(O.0O2O
in.)changes
the
injection
pressure
by about
6.4
kg/cm2
(91 psi,
628
kPa).
o
Only
one
adjusting
shim
should
be used.
(e)
There should
be
no dripping
after
injection.
5.
LEAKAGE
TEST
While
maintaining
pressure
at
about
10.0
-
2O.O
kg/cm2
(142
-
284
psi,
981
1,961
kPa) below
opening
pressure
(adjust
by
tester
handle), check
that there
is no
dripping
for 1O seconds
from
the
injection
hole
or around
the
retaining
nut.
lf
the
nozzle drips
within
1O seconds,
replace
it or clean
and overhaul
the
nozzle assemblY.
SPRAY
PATTERN
TEST
(a)
The
injection
nozzle should
shudder
at a
pumping
speed
between
15
-
60
times
(old
nozzle)or
30
-60
times
(new
nozzle)
per
minute.
(b)
Check
the spray
pattern
during
shuddering.
lf
the
spray
pattern
is
not correct
during shuddering,
the
nozzle must
be
replaced or
cleaned.
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ilt
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ffif=
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FUOl44
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Good
Faulty

Toyota B Specifications

General

Brand	Toyota
Model	B
Category	Engine
Language	English