Fig. 4A-
27
Fi
g.
4A-28
Fig.
4A-30
4A
4A-A-7.
Installi
ng
Carburetor
Install the carburetor
in
the
reverse
order
of
removing.
After installing, note
the
followings.
a)
Start
the engine and check for leaks.
b) With the engine operating, check the fuel level.
The fuel level should
be
in
the specified mark in the
sight glass.
c) Make the idle adjustment as instructed in Par.
4A- A-
8.
d)
After idle adjustment
is
completed, check the fast
idle speed as follows.
I.
Fully depress the accelerator pedal.
2.
Warm
up the
engine to normal operating temperature.
3.
Stop
engine and remove the air cleaner.
4.
While
holding the throttle valve slightly open, push
the choke
valve
to fully close
it,
and release the
choke valve after releasing the throttle
valve.
5.
Start
engine,
but
do not touch accelerator pedal.
6. Check
to
see
that the engine speed increses
to
3
,0
00
"'
4,000
rpm.
If the engine speed
is
not
within the specification turn
the fast idle adjusting screw.
4A-A-8.
Adjusting
Idle
Speed and Mixture
Precheck:
Be
sure the ignition timing, spark plugs, carburetor
float level and etc., are in normal condition.
Preconditions for idle adjustment
1. Apply the parking brake and block the wheels.
2.
Turn
off
all
lights and other unnecessary electrical
loads.
3.
Set
the transmission in Neutral
or
"D"
position.
Idle
speed
I.
Connect a tachometer
to
the
engine.
2.
Dis
connect the EGR vacuum hoses from the EGR
valve,
and
plug them.
3. Warm up the engine
to
the normal operating
tem-
perat
ur
e and run
it
about three minutes at 2,000
rpm
in neutral.
4. Reconnect the
EG
R vacuum hoses and disconnect
the canister purge hose between ca.nister and air
cleaner.
5. Adjust the idle speed to specifications by turning
the throttle adjust screw.
Idle
speed
650
±
50
rpm
in
neutral
(with
manual
transmission)
650
±
50
rpm in
" D"
position
(with automatic transmission)
4A
: 8
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