2. Adjustment should be made with the air filter installed, the accelerator cable properly adjusted and the engine at normal operating temperature. Check that the adjustment screw does not affect the fast idle cam; on models equipped with automatic transmission, set the selector lever to position "P".
3. Connect the tachometer and exhaust gas analyzer to the engine according to the manufacturers instructions. Start the engine, set it to idle mode.
4. Look at the idle speed value on the tachometer and compare it with the value given in Specifications. If adjustment is necessary, turn the idle speed adjustment screw as required (photo).
5. Check the CO content, compare with the data in Specifications. If necessary, remove the plug and turn the idle speed adjustment screw as required.
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6. If necessary, repeat the procedure given in point 4.
7. Turn off the engine, disconnect the exhaust gas analyzer and tachometer.
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