I agree, it is most likely a fuel problem. I would add a filter when she starts tho making them fit is another class, making aftermarket fuel filters fit 101.
On 1/8/12, stanley/ Randolph <[email protected]> wrote: > Since I don't exactly know the nature of the coil on Hawks, I can only tell > you that, if you remove both plugs, ground them with the wires connecterd, > and see a strong, steady spark with no misfires while cranking it over, it's > good. > I have to hear it to actually draw some conclusions as to what it is, but I > would advise running it on straight seafoam for a few, and see if that > helps. I say this because I think you said it's been sitting up. > After it has been running on straight seafoam it may clear up some. This > would indicate carb problems. I had the same trouble with my 450 when I > first bought it, because it had been sitting up all winter with gas in the > tank. It wasn't as bad as yours, it at least ran and was only "excessively" > cold natured, which these engines are anyway. > After running it with Seafoam mixed with about a gallon of gasoline, it > cleared up. I used a little over half a can. > If there's no improvement with the Seafoam, it will probably be erratic > fire. > We can still get pure gasoline here (no ethanol), but the plant that makes > it will soon be upgrading and that will be the last of pure gasoline. Even > Amsoil claims that its gas preservative is only short - term, because of > ethanol. > BTW I finally did the test: my F150 gets between 50 and 55 more miles on > pure gas than it does on the ethanol - laced stuff; and my lawn mower does > more lawn on pure gas; and, starts more easily. > Can't tell you about my wife's Rebel, though, because she never remembers to > reset the tripmeter. I do have an estimate that it achieved around 70 > miles on a gallon, but it was a mixture with some ethanol fuel left in the > tank. > The Nighthawk 250 ? Well, it sat up and the carb's guts are ruined > (corrosion) and I will be looking for something better, like a Weber, to > replace it. I tried to rebuild it. It will run, but not very well and it's > very hard starting. I have to put my hand over the throat to get the gas > flowing for it to run. > > > > ________________________________ > From: Fred Zeller <[email protected]> > To: "[email protected]" <[email protected]> > Sent: Sunday, January 8, 2012 9:24 AM > Subject: Re: [Nighthawk Lovers] Re: 1986 Nighthawk 450 > > > Thank you Dan for the information. I will try checking all connections. I > may just say a little prayer that the problem is in a connection. ( because > I just checked the price of a coil ) Yikes !!! I would very much like > to know how to check a coil when you come upon that information > also. thanks again Fred > > > > ________________________________ > From: LBOCEAN <[email protected]> > To: Nighthawk Motorcycle Lovers! <[email protected]> > Sent: Sunday, January 8, 2012 9:36 AM > Subject: [Nighthawk Lovers] Re: 1986 Nighthawk 450 > > Not sure what Grahms awnser is to his solution, but I would check a > couple of things... > > 1) Reseat all plug wires to insure good connection. You may want to > also check the connection at the coil > itself. > > 2) I would also check the coils themselves for good output. There > are seeral ways to do this, which can be found on the net. (I'm just > digging my Nighthawk out from storage, manuals, notes, when I locate > can offer more on this). > > Ques., When were the carbs last cleaned/adjusted? > > Dan > > > On Jan 7, 2:30 pm, Fred Zeller <[email protected]> wrote: >> Hi, I just bought a Nighthawk. Well, it runs just fine when it is warm. >> But when I try to start it when it is cold and it fires but it won't run. >> It will only fire with no throttle and no choke. It fires but won't >> start. If I play with it long enough and usually let it set for a while >> it might start or it might fire without starting again. >> If I pull one spark plug wire it will not fire. It does not matter which >> one I pull > off it will not fire. >> When I do get it to run it runs great. Any ideas will be very much >> appreciated. Fred > > -- > You received this message because you are subscribed to the Google Groups > "Nighthawk Motorcycle Lovers!" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/nighthawk_lovers?hl=en. > > > > > -- > You received this message because you are subscribed to the Google Groups > "Nighthawk Motorcycle Lovers!" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/nighthawk_lovers?hl=en. > > -- > You received this message because you are subscribed to the Google Groups > "Nighthawk Motorcycle Lovers!" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/nighthawk_lovers?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Nighthawk Motorcycle Lovers!" group. 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