5. FUEL SYSTEM AGILITY 125
Remove the needle holder and jet needle.
Be careful not to damage the vacuum
diaphragm.
Jet Needle
INSPECTION
Inspect the needle for stepped wear.
Inspect the vacuum piston for wear or
damage.
Inspect the diaphragm for deterioration and
tears.
Vacuum Diaphragm
ASSEMBLY Vacuum Diaphragm Vacuum Chamber Cover
Install the vacuum piston/diaphragm in the
carburetor body.
Install the spring and then install the
vacuum chamber cover.
Tighten the two screws.
· Be careful not to damage the diaphragm.
· Hold the vacuum piston while
tightening the vacuum chamber cover.
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