Yamaha Outboards 3P Service Manual, Page 81Get this manual
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ENGINE STALLS
ENGINE STALLS
(A) The engine stalls in any gearNO
Is the fuelhose connected correctly?
Correct(P4-2)
Is the engine warmed-up?
Warm it up
Does the choke function normally?
Is the choke placed in the set position?
Are idling speed and ignition-timing correct?
Place in set position
Is the carburetor cloggedor is there water in it? Are the fuel-pump and fuel-line in good condition?