Recent content by shy

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    Yamaha carb cleaning recommendations

    Talking to Yamaha customer service in Atlanta about how to clean the carb on my T9.9 revealed things new to me. The rep suggested not to use the liquod carb cleaner imersion method. He explained the aluminum carb is specially coated at the factory and these cleaners will dissolve it. That...
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    Reluctant starting

    My Yamaha T9.9 runs ok except it is reluctant to start. I have to remove the cover and goose the accelerator linkage to start it.
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    Outboard has one remaining quirk

    I was finally able to get a mechanic to come out to the boat to look at my Yamaha T9.9 and try to get it running again. He spent over 2 hours trying various things. He noticed a small air leak in my inline filter. I was afraid to tighten it down too much as I destroyed an earlier one taking it...
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    Engine almost running with one problem

    I was finally able to get a mechanic to come out to the boat to look at my Yamaha T9.9 and try to get it running again. He spent over 2 hours trying various things. He noticed a small air leak in my inline filter. I was afraid to tighten it down too much as I destroyed an earlier one taking...
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    Where's the progress?

    My 2002 T9.9 Yamaha is nothing but grief. Despite Herculean efforts with filters and gas stabilizers, it refuses to run. The carb is so complicated, my degree in mechanical engineering doesn't help me fix it. Back in the 70's, I owned a British Seagul 2 stroke 7.5 hp pusher on our sailboat...
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    Yamaha won't start

    My Yamaha T9.9 will not start. Previously, I installed a 10 micron filter inline, replaced the engine filter, put in fresh gas, and tore down the carbs which looked clean and cleared the jets. I am using my former Force metal gas tank because the Yamaha 6 gallon will not fit into my fuel...
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