Kymco Agility 50 - Service manual > Carburetor installation

Tighten the drain screw.

Install the carburetor onto the intake manifold, aligning the tab on the carburetor with the cutout in the intake manifold.

Tighten the intake manifold band screw.

Install the air cleaner connecting tube and tighten the band screw.

Connect the throttle cable to the throttle wheel on the carburetor.

Tighten the lock nut.

Connect the fuel tube and vacuum tube to the carburetor.

Connect the auto bystarter wire connector.

Perform the following inspections and adjustments:

• Throttle grip free play
• Carburetor idle speed

PILOT SCREW ADJUSTMENT

ADJUSTMENT

• The pilot screw is factory pre-set and no adjustment is necessary. During carburetor disassembly, note the number of turns of the pilot screw and use as a reference when reinstalling it.
• Place the motorcycle on its main stand on level ground for this operation.

A tachometer must be used when adjusting the engine speed.

Turn the pilot screw clockwise until it seats lightly and back it out to the specification given.

Standard Opening: 21/2 turns

• The carburetor must be adjusted when the engine is warm and the auto bystarter is closed.
• Do not force the pilot screw against its seat to prevent damage.

Warm up the engine and adjust the throttle stop screw to obtain the specified idle speed.

Idle Speed: 1900100rpm

Turn the pilot screw in or out slowly to obtain the highest engine speed.

Slightly accelerate several times to make sure that the idle speed is within the specified range.

If the engine misses or runs erratic, repeat the above steps.

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