36
Never adjust air screw (2). Air screw
adjustment is to be done only by Authorised
CAUTION
(2) Air screw (B) Increase r/min
(1) Throttle stop screw (A) Decrease r/min
(3) Throttle position sensor switch
Throttle Controlled Ignition System (TCIS)
Throttle position sensor switch (3) alters the
ignition timing as per the throttle operation
and ensures optimum driving performance.
2
3
If air screw is tampered it affects the overall
performance characteristics of the vehicle.
Hero MotoCorp workshop.
a slight drag on the feeler gauge. After
tightening the lock nut, check again the
clearance.
CARBURETOR
park
r/min
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