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Re: Erratic idle (1850)

Posted: Mon Apr 11, 2016 9:31 am
by MIG Wielder
Hi Dave, my 1850 has an occasional problem of the jet on the front carb being sticky. You can pull the choke; it starts fine but when it warms up it runs a bit rough. If you press upwards on the jet on the front carb there will be a click; and it will go back to its correct position. I've never found out why.
Tony.

Re: Erratic idle (1850)

Posted: Mon Apr 11, 2016 12:20 pm
by Karlos
A nod's as good as a wink to a blind bat, eh?

Re: Erratic idle (1850)

Posted: Mon Apr 11, 2016 12:50 pm
by Toledo Man
FYI, my carbs are the non-waxstat type. I'm going to pull off the carbs anyway and replace the gaskets with the black instant gasket type sealant so I won't bother to find out if there is a leak. If nothing else, it will eliminate the carb mounts as the source of any air leaks.

Alun, you forgot about the other 2 Pythons (the Terrys).
Karl, I replaced the breather tubes recently so they should be fine.

Re: Erratic idle (1850)

Posted: Mon Apr 11, 2016 1:01 pm
by Jon Tilson
Proper paper SU gaskets are the thing to use....with hylomar on the manifold side and a thin smear of grease on the other.

If that doesnt seal nothing will - you have distorted faces, probably on the carb adaptors.

That instant gasktet goey stuiff is that last thing you want anywhere near carbs....

Find the hiss with a tube in your ear. Then you will find out how to fix it.

Jonners

Re: Erratic idle (1850)

Posted: Mon Apr 11, 2016 1:09 pm
by xvivalve
No I didn't!

Re: Erratic idle (1850)

Posted: Mon Apr 11, 2016 10:12 pm
by Toledo Man
Jonners, you were right. There was an air leak with one of the mating faces of the carb mounts. I also take your point about the instant gasket stuff but it is only a problem if you use too much. I just did a thin bead so it will be fine. It will do until I get some solid carb mounts. I've put together a video and I've posted it to YouTube. Sealing the mounting faces of the carb mounts has cured the problem.

Re: Erratic idle (1850)

Posted: Mon Apr 11, 2016 10:24 pm
by James467
Solid carb mounts for your's are in stock Dave!

James

Re: Erratic idle (1850)

Posted: Tue Apr 12, 2016 1:58 pm
by tony g
xvivalve wrote:No I didn't!
Yes you did, you invaded Poland!

Tony

Re: Erratic idle (1850) - SOLVED

Posted: Tue Apr 12, 2016 8:14 pm
by tony g
I'll get me coat

Tony

Re: Erratic idle (1850) - SOLVED

Posted: Wed Apr 13, 2016 10:06 am
by Karlos
Ni! Ni!

Re: Erratic idle (1850) - SOLVED

Posted: Thu Apr 14, 2016 8:47 am
by xvivalve
Excuse me, is this the right place for an argument?

Re: Erratic idle (1850) - SOLVED

Posted: Thu Apr 14, 2016 8:52 am
by Mad Mart
I've told you once!

Re: Erratic idle (1850) - SOLVED

Posted: Thu Apr 14, 2016 10:51 pm
by Jon Tilson
That's not an argument, its just contradiction.

Jonners