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

[Michael D. Weisner]

I have go to ask the stupid question, "Did you open the tank vent?" 
Sometimes the vent gets clogged.  To check, loosen the gas cap and see if 
engine operation is OK.

Mike
s/v Shanghai'd Summer ('81)
Nissequogue River, NY

From: "ALICE WEISZ" <amicw5 at msn.com><mltroy at verizon.net>; "Hank Williams" 
<hnw555 at gmail.com>
Sent: Monday, August 11, 2008 12:16 PM
> 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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