111
FUEL SYSTEM
CARBURETOR SERVICE
6
Install a new lead shot. Flatten shot with flat end
punch and plastic mallet. Check for leakage.
Check for leaks between emulsion pickup tube
and carburetor body.
• Invert carburetor body and fill idle circuit with
isopropyl alcohol.
• Check for leaks at point shown below.
• If a leak occurs, blow dry and apply a drop of
Ultra Lock at point shown.
Assembly
When installing new parts from a carburetor
rebuild kit, inspect gaskets and compare to origi-
nal gaskets to ensure all holes are correctly
punched. Also, inspect new gaskets for any loose
fibers or particles of gasket material.
IMPORTANT: Before proceeding, be sure that
all parts are perfectly clean. Be sure that all
replacement parts match original ones in size and
shape. Replace all gaskets, O-rings, and sealing
washers each time you assemble a carburetor.
If removed, press the air vent in the carburetor
body.
Install the high-speed orifice.
Install the inlet valve assembly
Install the hinge pin and float.
Check for correct positioning of the float level. The
float level controls the height of fuel in the float
chamber and is essential to carburetor calibration
and function.
Turn carburetor body upside down and hold so
gasket surface is horizontal. The weight of the
float will close the float valve needle. Rest Float
Gauge, P/N 324891, on gasket surface and slide
16767
1. Ultra Lock application point 7626
1
1. Air vent
2. High-speed orifice
3. Inlet valve assembly
4. Hinge pin and float
002535
4
1
3
2
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