Subaru 1600 Service Manual page 128

• Float System
I Fuel inlet pipe
2 Fuel return pipe
3 Filter
4 Needle valve
5 Float
6 Solenoid valve III
7 Air vent pipe
8 Air ftlter
9 Vacuum switching valve
10 Thermo vacuum valve
11 Intake manifold
Fig. 4-3 Float system
@
rr
II
,
,
®
I
l@
ilrr
,
,
All California models and non4WD
of the non-California models are pro-
vided with a vacuum switching valve.
When the coolant temperature exceeds
ic:fJ
Primary Side
1) Slow System
FUEL
Fig.
44
Fuel and air flow in Slow system
FUEL SYSTEM
------L~~' California modals and non-4WD of non-California models
--------'11
l'
the specified level, the float chamber
is opened to atmospheric pressure
through the vacuum switching valve.
AIR r---------.,
I
1'-' - - - ; - - - - '
I
' , . . -_ _ ..1-_ _ ,
I
I
I
, ' - - - - . . , . - - - - - - ' 1
All California models and
non-4WD of non.california
models only
AS-273
{)-
Primary side
A8-487