Suzuki Samurai 1986 Service Manual page 144

3) Reinstall carburetor following normal service
procedures.
Connect emission control system hoses and
lead wires. Make specified play on accelerator
cable and refill cooling system.
4) Place transaxle gear shift lever in "Neutral",
set parking brake and block drive wheels.
5) Start engine, and warm it up to normal
operating temperature, stop engine.
6) Be sure to check the following before idle
mixture adjustment.
Fuel level is within round mark at the
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center of level gauge.
Valve lash is checked and adjusted accord-
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ing to the maintenance schedule.
Air cleaner has been properly installed
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and is in good condition.
All accessories (wipers, heater, lights etc)
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are out of service.
Ignition timing is within specification.
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Choke valve opens fully.
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Idle-up actuator does not operate.
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7) Check and adjust idle speed to specification
if necessary.
and connect positive terminal of duty
m e t e r t o "Blue/Red" wire and negative
terminal to "Black/Green" wire.
9) Run engine at 1,500 - 2,000 r/min for 30
seconds and bring it to idle speed.
10) With engine running at idle speed, adjust idle
mixture adjusting screw slowly in small incre-
ment allowing time for duty to stabilize after
turning screw to obtain duty of 10 - 50.
If duty is too low, back screw out; if too
high, screw it in. After obtaining duty of
10 - 50, recheck idle speed, and adjust if
necessary.
NOTE:
If adjustment can't be made because duty meter
indicator does not deflect, check feed back
system according to the checking procedure of
system described in section of Emission Control
System.
11) After adjustment, install seal rubber to duty
check coupler and drive in idle mixture
adjusting screw pin.
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