Yamaha F6AMH Manuel D'entretien page 114

CONTROL SYSTEM
(4)Stop the engine and check the engine
oil temperature.
(5)Keep the engine running or let it cool
down until the specified temperature is
obtained.
Engine oil temperature:
60 ± 10 °C (140 ± 50 °F)
NOTE:
The periodical exhaust gas test should be


done without the apron.
Shift in neutral during exhaust gas test.


Calibrate the gas analyzer before


measurement.
3. Exhaust gas control of all cylinders at
ones:
Exhaust gas elements


Out of specification
pilot screw
Type of gas
CO
HC
CO
2
NOTE:
The exhaust gas measurement has to be
done with specified speed and without
apron.
4. Adjust:
Pilot screw 6


Decrease CO % and HC ppm
Pilot screw driver:
90890-03154
NOTE:
After the final adjustment re-measure the
emissions as a final check with with control
stripe.
3-12
Adjust the

Limitation
5.5 ± 1 %
≤ 784 ppm
≥ 10.7 %