Edelbrock 1403-1413 Owner's Manual page 34

1403-1413 Perf Series Carburetor Owner's Manual.qxd 3/31/2006 12:05 PM Page 34
Troubleshooting Chart
Possible Solution
(Symptoms on opposite page)
Check for air leaks. Make sure carburetor and manifold gaskets seal properly. All
outlets must be plugged or connected.
Check ignition system. Replace parts as necessary. Adjust timing to proper
specifications.
Check choke adjustment. See page 14.
Change carburetor fuel filter and/or in-line fuel filter.
Too lean. See Tuning Procedure.
Check float level and drop. See page 14.
Check idle mixture screw adjustment. See page 11.
Too rich. See Tuning Procedure.
Increase accelerator pump stroke. Pump squirter size change may be needed.
See page 14.
Off-road vehicle may need spring-loaded needle and seat kit (pg. 16).
Check for dirt or metal in needles and seats. Needles and seats may need replacement.
See page 36.
Check for dirt blocking the low speed circuit. Clean unit and apply air pressure.
Install in-line fuel filter #8873.
Check floats for leakage. Replace if necessary.
Check air horn gasket. Replace if deterioration or breakage is present.
Fuel is boiling due to excessive under hood temperature. See page 36.
Fuel pressure too high. Fuel regulator may be needed. See page 8.
Fuel pressure too low. Check fuel system. See page 8.
Check secondary latching device and rod for proper movement.
Lower float level from 7/16" . See page 14.
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Edelbrock Performer Series Carburetor Owner's Manual 9/01