APRILIA SPORTCITY ONE 125 Service Station Manual

- The screw final position should be determined by an exhaust fume analysis.
- Adjust the carburettor by turning the screw twice from the close position.
Level check
- Place the carburettor inclined as shown in the figure.
- Check that the float reference is parallel to the tank coupling surface
- If different positions are detected, change the plunger control metal plate direction to obtain the position
described above.
Inspecting the valve and needle
- Check that the tapered pin of the vacuum valve does not show wear.
- Check that the depression valve does not show threads on the external surfaces.
- Check that the vacuum intake hole is not clogged.
- Check that the diaphragm is not damaged or has hardened, otherwise replacement the whole valve.
- Insert the tapered pin into the vacuum valve housing.
- Reassemble the vacuum valve on the carburettor body taking care that the tapered pin is inserted into
the sprayer.
NOTE
THE VALVE CAN BE INSERTED IN ONLY ONE POSSIBLE POSITION.
SPORTCITY ONE 125 Engine
ENG - 127

APRILIA SPORTCITY ONE 125 Specifications

General

Engine Type	Single cylinder, 4-stroke
Displacement	124 cc
Cooling System	Air-cooled
Fuel System	Carburetor
Front Suspension	Telescopic fork
Rear Suspension	Single shock absorber
Front Brake	Disc
Rear Brake	Drum
Front Tire	120/70 - 14
Rear Tire	120/70 - 14
Transmission	Automatic
Fuel Capacity	7 liters