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S&S Cycle Replacement Engines Emission-Related User Manual

Page 7

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10- Final assembly and checks.

A- Connect vacuum petcock hose (if equipped).
B- Check fuel line routing and connections.
C- Test throttle to ensure it opens and closes freely. Turn handlebars to extreme left and open and close throttle, and then turn bars to extreme

right and repeat. Throttle must snap closed in all positions.

D- Reassemble any remaining components.
E- Verify manufacturing identification/timing label is properly affixed.
F- Verify all emission related instructions and requirements have been met.
G- Fill gas tank.
H- Check carburetor fuel inlet fitting and fuel line connections for leaks.
I- See S&S® Replacement Engine Owner’s Manual for engine starting instructions and break-in procedure.

NOTE: Fuel needle and seat assembly must completely shut off fuel supply entering bowl. Fuel inlet fitting and fuel line connections must not leak.

Gasoline leaking past inlet needle may flood engine causing fire hazard or damage to components.

Gasoline leaks at inlet o-rings, fuel line connections, or inlet needle may flood engine and overflow into surrounding area creating fire
hazard.

Failure to break-in engine according to correct procedure may result in serious damage to engine that is not repairable under warranty.

11- Troubleshooting Tips

A- Engine will not start:

I- Fuel tank may be empty or petcock may be in closed position.
II- Weak or no-spark condition may be caused by a discharged battery, damaged ignition module, or damaged coil. Verify the condition

of components.

III- Spark plug gap may be too wide.

B- Engine will not run at steady speed or rpm:

I- There may be a restriction in fuel supply system (gas tank vent plugged, needle and seat not working properly, etc.)
II- Faulty ignition system. Check for fouled plugs, defective coil, defective electronic module, or improper ignition timing.

GENERAL INFORMATION NOTE: When the motorcycle is not running, the petcock should always be turned off to prevent possible fuel leakage past the
needle and seat.

CONCLUSION

Complete remainder of installation according to the applicable service manuals. Refer to the S&S® Replacement Engine Owner’s Manual for important
information on breaking in the engine.

CAUTION

WARNING

CAUTION