Stalling - is it me?

Got a technical query? Found another 0.02bhp? Ask/tell the world.

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AJB
Posts: 474
Joined: Fri May 16, 2008 8:37 am
Location: Dorking / Guildford

Post by AJB »

Thanks. I don't really know what I am looking for but will have a poke around for the covers when it stops raining.

There is no way I can fiddle with the air by pass screw then, because I don't have a vacuum gauge to achieve balance. And I don't know how to do it anyway. There is obviously more to this motorcycling lark than I had realised....
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doghouse
Posts: 162
Joined: Fri Apr 25, 2008 6:06 pm
Location: East Grinstead

Post by doghouse »

First off is bike cold or warmed up. Check your choke function, it may be sticking or incorrectly set. Check tickover as mentioned, should be 1000rpm give or take. Next balance the throttle bodies, it makes a huge difference to low speed fueling. If your stiuck on the balancing give me a shout as i'm fairly close and have the kit.
All problems can be fixed with the correct application of a big enough hammer.
AJB
Posts: 474
Joined: Fri May 16, 2008 8:37 am
Location: Dorking / Guildford

Post by AJB »

Thanks guys, and especially doghouse for your kind offer. I may well take you up on that.

I will check the idle speed again tomorrow, as I am loathe to start the bike again after three stalls, unless I am going to ride it. (Trickle charger on order, yet to arrive).

The bike was warm when it stalled three times in my drive, having been ridden for quite a while about an hour earlier and then sat outside in the sun. Choke was fully off - which I assume was correct as I understand the choke is only used for starting from cold?

I should add at this point that I have never had a choke before. Previous bikes I have ridden have all had automatic chokes. I don't know if the choke is operating correctly, but for cold starting I pull it upwards to the on position. It can be pulled further upwards, and achieve faster idle, but will not stay there, it has to be held up by hand - so I don't know what the point of that is. There is a fair bit of engine vibration on cold starting, which quickly settles down.
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