Subaru 1600 Service Manual page 126

FUEL SYSTEM
3. Carter-Weber Carburetor
.arbureto
r
TYF7419S
1
mm (1.437 in)
Inner dia. of needle seat
2.34 mm (0.0921 in)
-.:;I
Low-speed jet tube dia. 0.70 mm (0.0276 in)
--
(I)
(I)
e
By-pass bleed dia.
1.25 mm (0.0492 in)
I
0.(1)
"'
... I
~~
Economizer dia.
o '"
=t~--~---
______
1.70 mm (0.0669 in)
..J
Body bleed dia.
1.25 mm (0.0492 in)
. - -
.~.
I
Main metering jet 2.34 mm (0.0921 in)
Main well bleed dia. 0.57 mm (0.0224 in)
Nozzle tip bleed dia. 0.79 mm (0.0311 in)
---
Nozzle discharge dia. 2.44 mm (0.0961 in)
-~
-~
e
Metering rod
(I)
...
'"
1
~
-.:;I
a
I
f-
(I)
(I)
--.-
0.
\
/
a
2.04 ± 0.05 mm (0.0803 ± 0.0020 in)
'r
~ b= 1.78 ± 0.05 mm (0.0701 ± 0.0020 in)
:e
b
c= 1.55 ± 0.05 mm (0.0610 ± 0.0020 in)
- -
..
-~-
""I
a'
==
16.51 ± 0.76 mm (0.6500 ± 0.0299 in)
:0
b' = 9.40 ± 0.76 mm (0.3701 ± 0.0299 in)
~L~_
c' = 5.59 ± 0.76 mm (0.2201 ± 0.0299 in)
c .....
Fig.
4-1
A8·395
-~-~.~-~------
OIl
c:
.::: 0.
E
Pump nozzle dia. 0.61 mm (0.0240 in)
f:!e(l)
~:;)~
8
o.~
Pump bleed dia.
0.51 mm (0.0201 in)
.(
(I)
E
Choke system
Automatic choke
';':(1)
0 _
--
.I:'"
u~ Choke-valve closed angle
15°
E~
~
E-
Float setting
NO
0 "
~~
/ / / / / / / / / / / / / / / /
A ir horn surface
A8·396
Fig.
4·2
4-4