Removal And Disassembly Ef; Inspection Ef; Assembly Ef - Datsun C210 series Manual

3
The
pump
should deliver 1
300
cm3
79 33
cu
in
of fuel in
one
minute
or
less
If little
or
no
fuel flows from the
open
end of pipe
it
is
an
indication
that
fuel line is
clogged
or
pump is
malfunctioning
REMOVAL
AND
DISASSEMBLY
Remove fuel
pump
assembly by
unscrewing
two mounting nuts
and
disassemble
in
the following
order
I
Separate
upper
body
and lower
body by unscrewing body
set screws
2 Take off cap and
cap
gasket by
removing cap screws
3
Unscrew elbow
and
connector
4 Take off
valve
retainer
by
un
screwing
two
valve retainer
screws
and
two
valves
are
easily removed
5 To
remove
diaphragm
press
down its
center
against spring
fort
c
With diaphragm pressed down tilt it
until tlie end
of
pull
rod touches
the
inner
wall of
body
Then release the
diaphragm
to
unhook push rod Use
care
during
this
operation not to
damage diaphragm
or
oil seal
I
I
Diaphragm
assembly
EF164
Fig
EF 7
Removing pull rod
6 Drive
out
rocker
arm
pin by using
a
press
or
hammer
Engine
Fuel
i
@
@
eJi
INSPECTION
I
Check
upper
body and lower
body
for cracks
2 Check valve assembly for
wear on
valve and
valve
spring Blow valve
assembly
with breath
to
examine its
function
3 Check
diaphragm
for small holes
cracks
or
wear
4 Check rocker
arm
for
wear at
the
portion
in contact
with camshaft
5 Check rocker
arm
pin
for
wear
A
worn
pin
may cause
oil
leakage
6 Check all other components for
any
abnormalities
and
replace with
new
parts if
necessary
EF 5
Fig
EF 8
ASSEMBLY
1 Fuel
pump cap
2
Cap gasket
3
Valve
packing
assembly
4 Fuel pump valve
assembly
5
Valve
retainer
6
Diaphragm
assembly
7
Diaphragm spring
8 Pull rod
9
Lower
body
seal
washer
10 Lower
body
seal
11 Inlet connector
12 Outlet
connector
13 Rocker
arm
spring
14 Rocker
arm
15 Rocker
arm
side
pin
16
Fuel pump
packing
17
Spacer fuel
pump
to
cylinder block
EF981
Structure
of fuel
pump
Reverse the order of
disassembly
Closely observe the following
instruc
lions
I
Use
new gaskets
2 Lubricate rocker
arm
rocker
arm
link and rocker
arm
pin
before
instal
lation
3
To test the
function proceed
as
follows
Position fuel pump assembly about
I
meter
3 3 ft above fuel level of fuel
strainer and
connect a
pipe
from
strainer
to
fuel pump
Operate
rocker
arm
by
hand If fuel
is
drawn up
soon
after rocker
arm
is
released fuel
pump
is
functioning
properly