Kymco Agility 50 - Service manual > Float chamber

DISASSEMBLY

Remove the three float chamber screws and the float chamber.

Loosen the float pin screw.

Remove the float pin, float and float valve.

Remove the main jet, needle jet holder, needle jet, slow jet and pilot screw.

• Be careful not to damage the fuel jets and pilot screw.
• Before removing, turn the pilot screw in and carefully count the number of turns until it seats lightly and then make a note of this.
• Do not force the pilot screw against its seat to avoid seat damage.

Clean the removed fuel jets with detergent oil and blow them open with compressed air.

Blow compressed air through all passages of the carburetor body.

INSPECTION

Inspect the float valve and valve seat for damage or clogging.

Inspect the float valve and valve seat contact area for stepped wear or contamination.

Worn or contaminated float valve and valve seat must be replaced because it will result in float level too high due to incomplete airtightness.

ASSEMBLY

Install the slow jet, needle jet, needle jet holder, main jet and pilot screw.

Return the pilot screw to the original position as noted during removal.

Standard Opening: 21/2 turns

Install the float valve, float and float pin.

Secure the float pin with the screw.

FLOAT LEVEL INSPECTION

• Check the operation of the float valve and float before this inspection.
• Measure the float level by placing the float level gauge on the float chamber face parallel with the main jet.

Measure the float level.

Float Level: 17.0mm

This installation sequence is the reverse of removal.

ACCELERATING PUMP

DISASSEMBLY

Remove the two accelerating pump cover screws and accelerating pump cover.

Remove the spring and accelerating pump diaphragm.

INSPECTION

Inspect the accelerating pump diaphragm for cracks, damage or deterioration.

Replace if necessary.

Check each accelerating pump fuel passage for clogging Clean and blow them open with compressed air.

Install the accelerating pump in the reverse order of removal.

Be careful not to damage the diaphragm during installation.

See also: