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PER10 BIC MAINTENANCE AN0 TUNE-UP PROCEDURES 2-1 2
8
Run the engine a t the idling speed
(950
-
1 150
r/min),
and
measure
the distance with the
middle line of the level
gauge
aligned with the
lower surface of carburetor body as
shown in
photo.
Q
should be within the specified range.
Repeat the procedure on each carburetor.
Distance
0
NOTE:
When refitting the screw, be sure
to reinstall
the
"0"
ring
Q
.
- -
1
5.0
+
0.5
mrn
(0.20
+
0.02 in)
If fuel level readjustment
is necessary, see page
5-1 2 for adjusting
float height.
BALANCING CARBURETORS
Check the
four carburetors
for balance according
to the following procedures.
As the
first step, calibrate the carburetor balancer
gauge as follows:
@
Start up
the engine and
run it in
idling condition
for warming up.
Stop the warmed-up engine, By using special
tool
@ ,
remove vacuum inlet screw for No. 1 or
ID
No.
4 cylinder and install
adapter (3'
with
0
I
.
ring.
I
J
I
I
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