3-5
MOTOR
3. Check:
Engine idling
If out of specification? Adjust. See "ENGINE
IDLE ADJUSTMENT" on page 3-4.
4. Insert:
1
Probe "2" meter CO
b
to
(Calibrated) by the exhaust pipe "3", using
the appropriate adapter "4"
Direction "a"
Engine idling increases
Direction "b"
Engine idling speed is decreased
8. Remove:
Digital Tachometer
9. Fit:
Freeplay throttle cable See "free play adjusting
THROTTLE CABLE" on page 3-6
Freeplay 3.0-5.0 mm
throttle cable
CO measurement and adjustment
1. Start the engine and leave calendar for the
equivalent of walking 4 kms.
2. Install:
Tachometer in the spark plug wire
Density 'CO':
2.0 - 6.0%
Out of specification? Adjust.
5. Fit:
Adjust the density of CO through the mixture
screw
Turn the mixture tronillo "5" inward or outward
until the value specified in the density of "CO"
Turn out
The density of the "CO" increases
Turn inward
The density of the "CO" is decreased
Reset idle as specified
5