.n-
...
0-_ tr.
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r-,
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.-.
.-,
0
:.d
.1y'.
.O.
2 OPERATION N° MA. 142-00 :(Iaracrtr/sijrs ciud s/n</a/
Rct/ur(s
(if
Ile
ecirhurcitor
1. Location 0f moln adjustments
on carburettor
cover renioved
)
-
(
1
)
Acceleration pump injector
2
)
ist
choke
petrol idling
jet
-
(
3
)
ist
choke idling
speed
air jet
-
(
4
)
Air
correction
jet
with
emulsion tube
and ist choke
main jet
-
(5) Air correction
jet with
emusion
tube
and 2nd choke
main jet
-
(8) 2nd choke idling
jet
- (7)
2nd choke
idling
speed air jet
2- Adjustment
of
positive opening of ist
choke
butterfly (strangler flap fully closed
Set strangler
Ilap
control
lever
(
14
)
to
fully
closed position
Hold butterfly control
lever (13) in closed
position so that
stop
(
i2) contacts
edge of
lever
(14).
Measure
distance
between the edge of
the
first choke
butterfly and the carburettor body.
This
measurement must be
a 1.25 ±
0.05 mm
If
not, ad just the positive opening
distance of the
butterfly by means of adjusting stop
(12
).
This
cleorance should always
be
measured with ad-
justing stop lock-nut (11) fully
tightened.
3. Adjustment
of
clearance of strangler
flap
(13)
activated
by
vacuurn capsule (10).
Actuate
strangler
Hep control lever
(
i4)
and
maintain in fully closed pnsition.
Fit vacuum gauge
on
vacuum capsule (10).
With minimum vacuum depression of 400 mm of
Hg
the thrust lever
(8)
should come into contact with
stop
(9).
If
not, replace vacuum capsule (10 .
With
these settings,rneosurement
u
a
taken
between
the
edge of the strangler
fiap
and the
bore
must
be
between
3.25 and 3.75 mm.
If
not, adjust
stop
screw
(9).
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