5
The
pressure
gauge
indicates
static
fuel
pressure
in
the
line
The
gauge
reading
should
be
within
the
specified
value
Fuel
pump
pressure
0
21
to
0
27
kg
em2
3
0
to
3
8
pli
I
Note
If
the
fuel
in
the
carburetor
float
chamber
has
run
out
and
engine
has
stopped
remove
clip
and
pour
fuel
into
carburetor
Fasten
clip
securely
and
repeat
static
pres
sure
test
If
pressure
is
not
within
the
specifi
ed
limit
remove
pump
as
an
assembly
CAPACITY
TEST
The
capacity
test
is
conducted
only
when
static
pressure
is
within
the
specification
To
conduct
this
test
proceed
as
follows
1
Disconnect
pressure
gauge
from
T
connector
and
in
its
vacant
place
install
a
suitable
container
as
a
fuel
sump
2
Start
engine
and
run
at
1
000
pm
3
Pump
should
deliver
the
specified
amouni
of
fuel
If
little
or
no
fuel
flows
from
open
end
of
pipe
it
is
an
indication
that
fuel
line
is
clogged
or
pump
is
mal
functioning
Fuel
pump
capacity
450
cc
27
46
eu
inl
min
at
1
000
rpm
REMOVAL
AND
INSTALLATION
Note
When
disconnecting
fuel
lines
use
a
container
to
receive
fuel
remaining
in
fuel
hoses
I
Disconnect
inlet
and
outlet
fuel
hoses
from
fuel
pump
2
Remove
fuel
pump
3
To
install
reverse
the
order
of
removal
Engine
Fuel
DISASSEMBLY
@@
@@
@
@@
1
Remove
screws
and
detach
upper
and
lower
bodies
2
Remove
screws
and
take
off
cap
and
cap
gasket
from
upper
body
3
Remove
inlet
and
outlet
connee
tors
4
Remove
valve
retainer
screws
and
take
off
valve
retainer
S
To
remove
diaphragm
press
down
its
center
against
spring
force
With
diaphragm
pressed
down
ilt
it
until
end
of
pull
rod
touches
inner
wall
of
body
Then
release
diaphragm
to
unhook
push
rod
Note
Be
careful
not
to
damage
dia
phragm
or
oil
seal
INSPECTION
Check
all
components
for
cracks
EF
7
I
Packing
2
Valve
a5scm
bly
3
Retainer
4
Screw
5
Diaphragm
assembly
6
Diaphragm
spring
7
Retainer
8
Diaphragm
assembly
9
Complete
body
lower
10
Screw
11
Washer
spring
12
Fuel
pump
cap
13
Cap
gasket
14
Connector
inlet
15
Connector
outlet
16
Rocker
arm
spring
17
Nut
18
Washer
spring
19
Washer
pJain
20
Gasket
21
Spacer
22
Rocker
pin
23
Spacer
24
Rocker
arm
EC134
Fig
EF
16
Fuel
Pump
wear
or
any
abnormalities
and
replace
with
new
parts
if
necessary
ASSEMBLY
I
To
assemble
reverse
the
order
of
disassembly
Closely
observe
the
following
instructions
Use
new
gaskets
Lubricate
rocker
arm
rocker
arm
link
and
rocker
arm
pin
before
installation
2
After
assembly
test
the
function
as
follows
a
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
b
Operate
rocker
arm
by
hand
If
fuel
is
drawn
up
soon
after
rocker
arm
is
released
fuel
pump
is
functioning
properly
DASH
POT
SYSTEM
These
carburetors
are
equipped
with
a
dash
pot
interlocked
with
the
primary
thrott
Ie
valve
through
a
link
mechanism
The
dash
pot
prevents
the
throttle
valve
from
closing
abruptly
thereby
reducing
He
emissions
during
deceleia
tion
or
gear
shifting
In
automatic
transmissi9fi
models
it
also
prevents
engine
stall
resulting
from
quick
application
of
the
brake
or
from
quick
release
of
the
accelerator
pedal
after
it
s
been
tread
upon
slightly
INSPECTION
AND
ADJUSTMENT
CARBURETOR
IDLE
R
P
M
AND
MIXTURE
RATIO
CO
idle
adjustment
with
CO
meter
Refer
to
Carburetor
Idle
rpm
and
Mixture
Ratio
Section
ET
for
check
ing
and
a
justment
CO
idle
adjustment
without
CO
meter
Non
California
models
Refer
to
Carburetor
Idle
rpm
and
Mixture
Ratio
Section
ETl
fot
check
ing
and
adjustment
Idle
limiter
cap
Refer
to
Idle
Limiter
Cap
SeCtio
ET
for
checking
and
adjustment
FUEL
LEVEL
I
With
engine
idling
visually
check
fuel
level
through
sight
window
of
float
chamber
Fuel
level
is
correct
if
it
is
at
the
indicator
point
Note
Fuel
level
indicator
point
is
located
IS
mm
0
59
in
below
top
of
carburetor
body
H
as
shown
in
Figure
below
Engine
Fuel
EF088A
Fig
EF
33
Checking
Fuel
Level
To
adjust
fuel
level
proceed
as
follows
2
Remove
choke
chamber
3
Turn
down
choke
chamber
to
allow
float
to
come
into
contact
with
needle
valve
and
measure
H
shown
below
When
H
is
approximately
15
mm
0
59
in
top
float
position
is
correct
The
top
float
position
can
be
ad
justed
by
bending
float
seat
Upon
completion
of
the
adjust
ment
check
fuel
level
with
attached
level
gauge
nhH
J
1
Float
2
Float
stopper
3
Float
seat
4
Needle
valve
Fig
EF
34
Adjusting
Floot
Level
EF
14
4
Adjust
bottom
float
position
so
that
clearance
hl
between
float
seat
and
needle
valve
stem
is
1
3
to
I
7
mm
0
051
to
0
067
in
when
float
is
fully
raised
Bend
float
stopper
as
required
5
Install
choke
chamber
6
After
adjustments
in
steps
3
and
4
above
have
been
made
make
sure
that
when
fuel
is
delivered
to
the
float
chamber
the
fuel
level
is
maintained
within
the
specified
value
H
