Outdoor Power Equipment, Small Engine, Lawn Mower Repairs, Troubleshooting and Safety
Disassembly, Cleaning and Repair of Carb 16100-ZF6-W10 on Honda GX390 QA2X
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- #1. Unscrew 10 mm nut to remove carb bowl
Remove 10mm nut to remove carb bowl (#1).
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- #2. Float, hinge pin, bowl gasket, main jet
#2 shows a view of the carb from the bottom after removal of the carb bowl. The float, float hinge pin, bowl gasket, and main jet can be seen. Slide the float hinge pin out to remove float and float needle.
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- #3. Float needle seat, after removal of float
After removal of the float the float seat is visible (#3).
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- #4. View of float needle assembled to float
The float needle is attached to the float (#4) (bottom view).
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- #5. Main jet and nozzle removed
The main jet unscrews from the center pedestal of the carb #5). The nozzle then slides out.
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- #6. Main jet
The main jet has a hole in its center which must be clean (#6).
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- #7. Main nozzle
The nozzle has a series of small holes which must be clear (#7).
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- #8. Idle speed stop screw
#8 shows the choke lever in place. Toward the top left, the idle speed stop screw can be seen.
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- #9. Pull out pilot collar
After removing the idle speed screw, the pilot collar (low speed jet retainer) can be pulled out (#9).
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- #10. Pull out pilot jet
The pilot jet pulls straight out (#10).
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- #11. Showing pilot jet passage
In #11 a wire shows the small passage which must be clear.
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- #12. Fuel shut-off valve bowl
A view of the fuel valve bowl (#12).
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- #13. Fuel valve O-ring
After removing the fuel valve bowl the O-ring gasket can be seen (#13).
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- #14. Fuel valve body
A view after removal of the O-ring gasket (#14).
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- #15. Carb body stripped
The carb body with most of its parts removed (#15).
Next: Removing Honda carb 16100-ZF6-W10 from Honda GX390 Engine