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Posted

Hi boys and girls! Been a while for me!

 

I was involved in another car wreck in June 2011, shortly after we had the mini maintenance day. I was in a car, not the bike! Long story short... I have been unable to ride, and the bike has been sittin. I'm sort of at a crossroads with my bike. I either need to try to ride again, and overcome the mental block of something bad is going to happen, or just sell her and let someone else enjoy her.

 

Anyhow, I replaced the battery, and she'll turn over and run, but only for a few seconds. I'm not very mechanical, but I think it may be fuel pump / filter related. I've searched the library, but cannot find a copy of the service manual, only the owner's manual.

 

Can anyone take the time to walk me through where to start ?

 

I appreciate all of your help !!

 

AJ

Posted

So I take it the bike has been sitting since at least JUne 2011, or is it even longer? If you didn't use stabil and even if you did, approaching a year or more carbs are likely dirty, gummed up.

 

First off did you drain out the old gas and put in fresh fuel?? If you didn't, do that first.

 

Put a full can of seafoam in with the fresh fuel. Pull the fuel line loose at the petcock and confirm that fuel is flowing there.

 

Can you hear the fuel pump run when you turn the key on? You should be able to hear it run, usually for 5- 10 secs with key on only but not pressing the starter.

 

If you can't hear it run, it doesn't necessarily mean its dead, but may have varnish keeping the pump from working. You can probably free it up by spraying carb cleaner directly into the pump inlet and outlet (may have to remove pump) and let it set for a while. Then cycle the pump a few times and repeat.

 

Once you confirm the pump is working and you can get fuel to the carbs see if it will stay running. If it will only idle with the choke pulled out, pilot jets are plugged. Seafom may clear it out if they aren't plugged too badly.

 

I know there is a service manual available to download here, but I don't rember where it is. Hopefully someone has the link. Should be able to do most of the above with out it.

 

Report back on your progress.

 

RSTDdog

Posted
So I take it the bike has been sitting since at least JUne 2011, or is it even longer? If you didn't use stabil and even if you did, approaching a year or more carbs are likely dirty, gummed up.

 

First off did you drain out the old gas and put in fresh fuel?? If you didn't, do that first.

 

Put a full can of seafoam in with the fresh fuel. Pull the fuel line loose at the petcock and confirm that fuel is flowing there.

 

Can you hear the fuel pump run when you turn the key on? You should be able to hear it run, usually for 5- 10 secs with key on only but not pressing the starter.

 

If you can't hear it run, it doesn't necessarily mean its dead, but may have varnish keeping the pump from working. You can probably free it up by spraying carb cleaner directly into the pump inlet and outlet (may have to remove pump) and let it set for a while. Then cycle the pump a few times and repeat.

 

Once you confirm the pump is working and you can get fuel to the carbs see if it will stay running. If it will only idle with the choke pulled out, pilot jets are plugged. Seafom may clear it out if they aren't plugged too badly.

 

I know there is a service manual available to download here, but I don't rember where it is. Hopefully someone has the link. Should be able to do most of the above with out it.

 

Report back on your progress.

 

RSTDdog

 

Yep... pretty much been sitting since June 2011

 

Not sure I can do this on my own... I'm a dummy when it comes to mechanical things.

 

So first, I need to remove the tank, and drain the old fuel.. I only added a bit of fuel with the older stuff.

 

Is the fuel pump under the tank ? Also, I do not remember hearing the pump prime itself when I turn the key on.

Posted

I think you should be able to drain the fuel without removing the tank IIRC. I need to double check, but if you take the hose loose from the petcock (Fuel On of reserve valve on lower front left of tank) fuel will flow from there. Attach a long pice of hose and point into a container and turn it to reserve. Should gravity feed out of there. Open the cap it vents more.

 

Adding fresh gas with high concentration of sea foam may help loosen things up.

 

YOu will need to pull seat and the tank to get at the fuel pump, fuel filter. Its in the area behind the engine, below the seat and behind the side covers.

 

I know V7Goose (screen name) lives in Texas but not sure where relative to Arlington. If your carbs need to be cleaned and gone through, from what I have read here, he would be the guy I would pay to do it. I know he has done this work for others and is more qualified, more thorough and better workmanship than your dealer for less money. I 'm sure he will be along in this thread. If not send him a PM.

 

RSTDdog

Posted

Honestly, your best bet will be to get ahold of Goose and see what he'd charge ya to go through your carbs. You've got plugged up jets and if they're plugged up, Seafoam can't flow through to clean.

Posted
I think you should be able to drain the fuel without removing the tank IIRC. I need to double check, but if you take the hose loose from the petcock (Fuel On of reserve valve on lower front left of tank) fuel will flow from there. Attach a long pice of hose and point into a container and turn it to reserve. Should gravity feed out of there. Open the cap it vents more.

 

Adding fresh gas with high concentration of sea foam may help loosen things up.

 

YOu will need to pull seat and the tank to get at the fuel pump, fuel filter. Its in the area behind the engine, below the seat and behind the side covers.

 

I know V7Goose (screen name) lives in Texas but not sure where relative to Arlington. If your carbs need to be cleaned and gone through, from what I have read here, he would be the guy I would pay to do it. I know he has done this work for others and is more qualified, more thorough and better workmanship than your dealer for less money. I 'm sure he will be along in this thread. If not send him a PM.

 

RSTDdog

 

Goose is amazing. He came over last year and helped out and walked me through every bit of mantenance we did on the bike. Can't say enough good things about him. I sent him a PM yesterday, but I wanted to create this thread as well, in case he was busy or out of pocket.

 

I'd pay him to come over and help me get the bike running.. I'd feel 100% better about that rather than me trying to do it myself :)

 

In the meantime, I thought there may have been something I could do on my own.

Posted
Goose is amazing. He came over last year and helped out and walked me through every bit of mantenance we did on the bike. Can't say enough good things about him. I sent him a PM yesterday, but I wanted to create this thread as well, in case he was busy or out of pocket.

 

I'd pay him to come over and help me get the bike running.. I'd feel 100% better about that rather than me trying to do it myself :)

 

In the meantime, I thought there may have been something I could do on my own.

 

There is. Go buy beer and cigars for when Goose comes over.:smile5:

 

Actually, go ahead and drain the tank. Easy to do. Turn the petcock to off, slide the clamp off the fuel line attached to the petcock. Put a length of 3/8" (IIRC) fuel line and run it to a gas can. Turn the petcock to reserve and let it completely drain out. Put a whole can of Seafoam and a couple of gallons of fresh non-alcohol (if you can find it) gas in.

 

Next, get a length of 1/4" gas line. If you look at the bottom of each carb bowl, there is a nipple. Put the 1/4" line on one and loosen the screw at the bottom side of the bowl that is inline with the nipple. You will see it. This will drain the bowl. Retighten the drain screw after draining (Not too tight, just snug will do it). Do this for each carb bowl (there are 4).

 

Next, turn on the key and listen for the fuel pump. It should run for 5 to 10 seconds, maybe a little longer since it has to full all 4 bowls. The pump should slow down and then stop when everything is full. Let it sit overnight.

 

Now, try to start it. If it goes, it will smell a little funny. Seafoam will do that. Not a bad smell, just different than regular exhaust. Once it is running, you will want to replace the fuel filter (may want to do that to begin with). It is a royal PITA to get to. Under the seat, behind the clutch side panel, behind the battery box. I think Yamaha uses Pakistani kids that have hands too small to make oriental rugs to get in there.

 

If that doesn't do it, wait for the great Goose to perform his magic.

 

RR

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