Betamotor ALP4T 125 cc 2006 Mode D'emploi page 147

ADJUSTING THE SLOW RUNNING ALP200
The slow running should be adjusted
when the engine is hot. Connect an elec-
tronic revolution counter to the spark plug
cable. Tune up using adjusting screw A
(idle speed = 1,400 ± 100 rpm).
ADJUSTING THE THROTTLE PLAY ALP200
If the throttle control idle travel exceeds 3
mm as measured on the rim of the twist grip,
adjust the play by acting on adjuster B.
ADJUSTING THE SLOW RUNNING ALP125
The slow running should be adjusted
when the engine is hot. Connect an elec-
tronic revolution counter to the spark plug
cable.
Then turn adjusting screw C with a
screwdriver until the engine idles at 1900
rpm.
FUEL FLOW ADJUSMENT ALP125
To adjust the fuel flow, loosen screw D
by one and a half turns from the fully
closed position.
ADJUSTING THE THROTTLE PLAY ALP125
If the throttle control idle travel exceeds 3
mm as measured on the rim of the twist grip,
Perform the adjustment by lifting dust cap
F and then turning throttle control ring E
as shown in the figure.
B
A
C
D
E
147
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ALP200
ALP125
ALP125
F
GB