15 horse game fisher outboard motor

hi_c50

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Mar 18, 2009
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hi i have a 15 HORSE GAME FISHER 1987-or 89 not to sure but i was told the motor was running last year but need to repace the pull string in order for it to work. The pull string is fine and the recoil spring also seems fine so I decided to check for sparks and there was just a tiny bit of spark. The spark that was giving was so small that i have to close my garage door and shut off all the light just to see it. Im planning to set my points and change my condenors and coils. I wanted to know if thats a good idea,replacing parts that might not need to change. I have change coils and set points before on my 5 1/2 johnson motor and was wondering if its was the same procedure. Where u have to open the point to its fullest and then set ur points. ALso i was reading a thread and was told that i would also need to adjust my carb after rebuilding it? Anyways thanks alot for reading this post and i would need all the help i can. Thanks.....
 

steelespike

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Apr 26, 2002
Messages
19,069
Re: 15 horse game fisher outboard motor

While its a good chance the motor was built by Force a model number will help to identify it.Force motors begin with 225,Eska motors with 217.
If it has points It may be a Force.If solid state it is an Eska.
points are set at .020.Same basic procedure for any motor.
 

hi_c50

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Mar 18, 2009
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Re: 15 horse game fisher outboard motor

my model number is 225.587151... guess that would me made by force. In that case can i replace my parts with force parts because nowadays sears have discontiunue many parts for gamefisher motor. Do i have to adjust the carb if i was to rebuild it? Thanks for the reponse steele...
 

steelespike

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Apr 26, 2002
Messages
19,069
Re: 15 horse game fisher outboard motor

Yes its a Force everything will fit probably the only difference is the decals.
A carb rebuild may be in order.
I would probably give it a try with a little sea foam treatment in the tank.
Idle mix screw one turn out from gently bottomed final adjust warm in gear unrestrained.
 

hi_c50

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Re: 15 horse game fisher outboard motor

thanks alot...but i guess im kinda outa luck because sears have discontinued the make of condensors and coils for my motor. If i was to oder a force condensors and coils for my game fisher what part number and what year should i order? And when u said, Idle mix screw one turn out from gently bottomed final adjust warm in gear unrestrained can u explained it more throughly because this is my first game fisher motor and kinda new at this whole thing. I really appreciat u giving ur time to help me out.. thanks a bunch ..


leo
 

fishrdan

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Jan 25, 2008
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6,989
Re: 15 horse game fisher outboard motor

Yep, you have a Force outboard,,, which was rebadged as a Gamefisher by Sears, so they are Force parts. Parts are available (or can be ordered) at your local Mercury dealer since Mercury bought out Force years ago, but you need to know the Mercury/Force P/N. You can look up P/N for your Sears outboard at Crowley Marine or Sears, though the Sears P/N's are off a bit since they are in Sears system,,, but Sears still followed Mercury/Force's part number scheme. The problem you will find is, a lot of parts are NLA since Force has been out of business for a long time...

Basically go to Crowley Marine or Sears, find your P/N, and start searching Iboats or the internet to find the part. If it says NLA your probably SOL :D... But I have found a few NLA parts by searching for a few hours.

For the idle mixture adjustment, adjust as ST said (warm engine idling in a test tank or boat in water) kick it into gear and make the final idle mixture adjustment.

Here's from the manual; (paraphrased)

1- Turn idle mixture screw clockwise until it seats in the carb
2- open idle mixture screw 1 turn, counter clockwise
3- start motor and allow to warm up (in test tank, AKA: "garbage can full of water")
4- Move throttle lever to "Shift" position (slowest setting)
5- Shift motor into "FORWARD" gear and turn idle mixture screw clockwise (close) to the lowest runnable setting
6- Slowly turn idle mixture screw counter clockwise until motor speed decreases and operating becomes rough due to over rich mixture (note position)
7- Slowly turn idle mixture screw clockwise, motor operation will bocome smooth and idle speed will increase. COntinue turning idle mixture screw clockwise until motor speed slows or misfires from too lean a mixture
8- turn idle mixture screw to mid point between settings noted in steps 6 and 7 (1/2 way between too rich and too lean)
 

hi_c50

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Re: 15 horse game fisher outboard motor

thanks alot, u gave me more info then i needed to know.Do u have any pics showing how to adjust the carb? Anyways I think i will try and find my n-p from sears or online and if i cant find it theres no point of keeping this motor. I think im just gonna sell if for parts or toss it. But thanks a million


leo
 

Whoopbass

Senior Chief Petty Officer
Joined
Jun 29, 2006
Messages
653
Re: 15 horse game fisher outboard motor

Check out this place for parts. They also have exploded diagrams of your motor.
http://www.mercruiserparts.com/selectDocs.asp?doc_nbr=823056

(The diagrams aren't showing for some reason. They were the other day. Maybe they will show for you.)

Carb adjustment is easy. There is only one screw and its in the front of the carb. Screw it in all the way lightly then back it out one full turn.

Check ebay for Force/Gamefisher parts since you they will be alot cheaper.
 

hi_c50

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Re: 15 horse game fisher outboard motor

thanks alot guys for all the reponse. I dont really want to toss my motor away becuase it still look new and all the shop in my area dont work on GameFisher motor so im kinda outa luck. I guess i will need to get this baby up and running by my self. Any clues why when i pull my motor string and when the fly wheel turns it seems like its not working properly to where u can hear the motor turn. I can also pull the whole starter string out easily. The recoil and string are still in good condition. I was told when i bought the motor i had to replace the string but the string looks good and it recoils back fine. Theres also little spark, so small to where i have to shut my garage door and close all the window just to see spark. When i took my sparkplug out and stuck my finger in the hole, then turn the fly wheel, theres presure in there which it blows my finger out. Im kinda out clue on to what i should do next or what is wrong with my motor. Any ideas would help. I was thinking it might be the coils but i might be wrong. So please guys any imput would be appreciated .. thanks for ur time...

leo
 

fishrdan

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Jan 25, 2008
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6,989
Re: 15 horse game fisher outboard motor

I don't think you have a problem with the pull start if you can get compression while pulling the rope, it's turning the engine. Does the engine run, at all?

Squirt some 50:1 fuel/2 stroke oil into the carb and give the rope a pull, does it try to fire? This will give you a clue if you have a fuel or spark problem.

If you have points it's best to just replace/adjust them and be done with it, along with spark plugs and condenser. You will need to replace the impeller and I would also suggest the a fuel pump kit on this old engine. Cleaning up the carb wouldn't be a bad idea either.
 

hi_c50

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Mar 18, 2009
Messages
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Re: 15 horse game fisher outboard motor

i did what u said and its not starting. I spray starting fluid in the carb and pull it a couple of time. Theres was 2 times where the engine was trying to fire outa of 15 pull. The gas tank was off when i was trying to spray the starting fluid in the carb. Am i supposed to have the fuel line connected and pump while spraying starting fluid in it. Can it be the magneto or coils?
 

hi_c50

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Mar 18, 2009
Messages
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Re: 15 horse game fisher outboard motor

thanks guys...i finaly got my motor up and running. It runs strong but i havent try it out at the lake yet. Just one more question about the water imppeller. Does the water supposed come from the side or those two holes on the shaft. Because the two holes that are on the shaft are only air. I was wondering if this game fisher was also a air cool both water and cool air. Thanks alot for all those who responded to my thread. I really appreciated all ur time and effort for helping me out. Have a nice day ...good luck out there in the river or lakes ,,and god bless

leo
 
Joined
Apr 20, 2009
Messages
51
Re: 15 horse game fisher outboard motor

Leo,

Water should be coming out of the rectangular hole on the back of the leg. It's likely you'll need to change the impeller anyway. You can get one from Crowley or Sears (Sears will overcharge you); I found one in my local marine parts store. The procedure is described in the sticky at the top of the Force motors forum. Although it's not for the 15hp, it's close enough. Simple and doesn't take long.
 

hi_c50

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Mar 18, 2009
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Re: 15 horse game fisher outboard motor

thanks alot, i took took off the impeller and it looks fine. I then decided to put it back intead of replacing it. I also took off my power heads not knowing u can take the impeller off easily down the shaft by it self. Im also looking for a power head gasket but to no luck. Thanks alot and i see what i can do about the head gasket.


leo
 
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