[Rhodes22-list] Is there anyone out there who can help mewith my Yahmaha 9.9 4 stroke

[Mary Lou Troy]

Alice,
I leave it to the others to give you suggestions. I'm no mechanic.

If you run out of suggestions, we had good dealings with the service 
department at Boat House (Yamaha dealer in Grasonville) in setting up 
our Yamaha.

Boat House
500 Saddler Road
Grasonville, MD 21638 USA
Phone: 410-827-4100


Mary Lou


At 12:16 PM 8/11/2008, you wrote:
>Following it's vacation (rehab) in NC with Stan, my Yamaha 4 stroke 
>9.9 hp with tiller control was purring...
>
>Last weekend, after 3 weeks of not using it, I decided to get some 
>gas (had 1 gallon left in the 5 gal tank).  Got the mid-grade at 
>Shell and added the "blue" West Marine additive (said to add about 1 
>oz, I did about 1.5 oz).  Then I tried to start the motor.  After 
>multiple attempts, I finally got to the point where it would 
>continue to run in Neutral ONLY at max speed.  As I tried to lower 
>the speed, it would Konk out.
>
>  Needless to say... I was a bit 'DISMAYED'.  I took off the cover 
> and sprayed the carburetor opening with some stuff I've used I've 
> used in the past (cleaner).. to no avail.
>
>I next opened the gas tank and took out the filter.... cleaned that 
>(thinking that some 'gunk' - industry term- had settled on the 
>bottom and was now dislodged.
>
>Again to no avail.  NEUTRAL at high speed runs - but not 
>smoothly.   Obviously if I can't bring it down, I can't switch to another gear.
>
>SO.... this weekend, I "gave back" the gas to the Shell man (you 
>should have seen his face!!) and got 2 gallons of 87 octane (as 
>indicated in owners manual) at a different gas station.  No 
>additive... same results.   Put in a different 
>additive...same.   Finally this last additive (Sea Foam) said to 
>tune-up small motors (2 and 4 stroke) just put additive straight 
>into gas line (with engine running) and let sit for 5 minutes... 
>then run.   NO change.  NEXT I started to minimally adjust the idle 
>screw... no help.
>
>I'm at my wits end and ready to throw the motor overboard... except 
>that I need it to get into and out of the marina.
>
>IDEAS???     SOLUTIONS????
>
>Know a good outboard mechanic in the Kent Island area????
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