Troubleshooting - Honda Outboard Motor BF20 Owner's Manual

11. TROUBLESHOOTING
Engine Will Not Start:
1. Is there fuel in the fuel tank?
2. Is the fuel cap vent knob turned to
ON?
3. Is fuel reaching the carburetor?
Loosen the carburetor drain screw to see if there is fuel in the carburetor
float bowl.
mm
If any fuel is spilled, make sure the area is dry before testing
the spark plug or starting the engine. Fuel vapor and spilled fuel may
ignite.
4. Is the spark plug firing?
a. Remove and inspect the spark plug. Clean and dry the plug, and check
the electrode gap (p. 291.
b. Install the spark plug in its cap, and ground the side electrode to any
engine ground.
c. Pull the recoil starter briskly, and see if the plug sparks.
d. If the spark plug is OK, reinstall it, and try to start the engine.
Extension Case Overheats:
1. Is the water intake clogged?
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