kymco mo zx50 Service Manual

Check the carburetor insulator and O-ring

for wear or damage.

Install the carburetor and insulator onto the

intake manifold and tighten the two lock

nuts.

Connect the fuel tube and auto bystarter

wire connector.

Install the carburetor cap. (!11-4)

Install the air cleaner onto the carburetor

and tighten the band screw.

Install the met-in box. (!12-4)

Remove the met-in box. (!12-4)

Turn the air screw clockwise until it seats

lightly and back it to the specification given.
Air Screw Opening:

1±

_

 turns

Start the engine and turn the air screw in or

out slowly to obtain the highest engine

speed.

Turn the throttle stop screw to obtain the

specified idle speed.
Idle Speed:

2100±100rpm
Slightly increase the engine speed and make

sure that the engine does not miss or run

erratic.

If the adjustment of the air screw within the

range of ±

_

 turn makes no difference to the

engine performance, check other related

items.

Air Screw

Throttle  Stop  Screw

Insulator

Carburetor Cap