Datsun C210 series - Page 20

4 This valve
opens
Vnen the
imler
pressure
is 13 kPa
10 mmHg
039
inHg
In
case of
improper operations
or
breakage replace
it
J
l
From
J
c1e
ner
From fuel tank
I
To
7
nnkcase
k
EC030
Fig
ET 25 Flow
guide
valve
CHECKING FUEL
TANK VALVE
ti J
Frunl
I
Check vulvc
2
Fuel
t
ank
EC053A
Fig
ET 26
Localionof check value
Engine
Tune
up
I Disconl1ecthoses
from check
valve
2
Remove
check
valve
J
Suck
air
through
portion
A of
check valve
A
large
air flow
should be
felt when sucked
forCedly labove
2 7
kPa 20
mmHg
0 79
inHg and
should not
when sucked
softly
4
Suck air
through
portion
B of
check valve
A
largeair
flow should
be
felt
when
sucked
forcedly
above 1 3
kPa
10 rnmHg
039
inHg and
should not when
sucked
softly
5 Suck air
through
portion
B while
closing
portion
Awilh
finger
A
large
air
flow should
be
felt when sucked
forcedly
above 4 T kPa
35
mmHg
1 38
inHg
and
should not when
sucked
softly
If
any
of
above
test
results
is not
satisfactory
replace
check valve
ET10
Air
c
To
now
guide
valve
From
fuel
tank
EC054A
Fig
ET
27 Check valve