HYOSUNG RT125D Service Manual page 91

Install the needle valve
FLOAT ADJUSTMENT
To check the float height, invert the carburetor body,
holding the float arm pin so that the pin will not slip
off.
Float height
Vernier calipers : 09900-20101
Check to be sure that the float moves freely.
Install the new O-ring
.
Install the float chamber and screw.
ACCELERATOR PUMP ADJUSTMENT
CAUTION
Do not adjust except for exchanging the adjust
screw.
Adjust idling. (Refer to page 2-9)
Adjust throttle grip. (Refer to page 2-9)
Adjust clearance of the accelerator pump rod loosen-
ing the lock nut and turn the adjust screw.
Tighten the lock nut.
Lock nut clearance
, float float arm pin
12.5 mm (0.492 in)
in the float chamber groove
0 mm
.
Adjust screw
FUEL SYSTEM
4-8