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Paul Marx in France <poum...@gmail.com>: May 18 01:43PM -0700
Having become acquainted with my Falcone on short trips and having been confined two months, yesterday was at last time to go out and ride. A 120 km round trip was planned with my wife on her Laverda 500. Out to Notre Dame de Lorette, the largest French military cemetary outside Verdun and back home via the Canadian memorial at Vimy. The ride out was lovely. At long last I could let the Falcone off its lease cruising very ably at 100 km/h in the sunshine. We stopped off at Lorette where we took the photo and then headed towards Vimy, 10 km away. I got a bit lost and pulling into a lay by by the side of the road, there was a horrible screech. The bile was ticking over fine, just a rumble from the engine block and the occasionnal screech. End of ride. I took the Laverda, rode home and came back with car and trailer. The rumbling sound is there when I turn the engine over on the kickstarter, in neutral or in gear. Clutch appears to work ok.Noise seems to be transmission related since no tell tale knock indicating a big end gone or a rumble from a main bearing though that would need checking. I intend to pull the side covers off, to have a look at the clutch and gearbox bearings and main bearings before, if I find nothing, taking the engine out and opening it I hate these "I have a noise, what could it be" questions, but are there any known things which could be responsible for the noise? Clutch basket nut? or bearings? Paul |
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Dirk Van Ussel <vanuss...@gmail.com>: May 19 12:47AM -0700
Sounds like a gearbox gearing? Never had that before! |
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Dirk Van Ussel <vanuss...@gmail.com>: May 19 12:48AM -0700
Meant bearing of course |
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Dirk Van Ussel <vanuss...@gmail.com>: May 19 12:49AM -0700
Sounds like a gearbox bearing? Never had it before! |
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Dirk Van Ussel <vanuss...@gmail.com>: May 19 05:58AM -0700
Screeching noises usually come from dry running bearings,. Check dynamo/magneto. |
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Paul Marx in France <poum...@gmail.com>: May 19 07:38AM -0700
Le mardi 19 mai 2020 14:58:47 UTC+2, Dirk Van Ussel a écrit : > Screeching noises usually come from dry running bearings,. Check > dynamo/magneto. >>> I've got the feeling it's a bearing. I hadn't thought about that magneto but surely, no ignition if a magneto bearing packs up? To check, I imagine I'd need to turn the mag over by hand? Plus the fact that a certain roughness can be felt when turning the engine over on the kick start. I'm just hoping that it's nothing to do with me having washed out the clutch with diesel fuel this winter and washed the oil out of the mainshaft bearing. Paul |
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Jerome Kimberlin <kimb...@comcast.net>: May 19 07:48AM -0700
My first inclination is towards the clutch. I have seen clutch pressure plates unscrew and scrape the cover. Also seen them go the other way and get so tight you can't release the clutch. When you take off the covers look for scrape marks on them. Generators also howl when their bearings fail and the armature starts rubbing the field coil. Bearings are generally not a problem in Guzzis. I've never seen one lock up to the point where you could spin one in the crankcase. JerryK On 5/18/2020 1:43 PM, Paul Marx in France wrote: |
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canuck750 <jca...@barr-ryder.com>: May 18 09:49AM -0700
> Thanks for checking fellas, I did remove the coils on my generator, no sign of a third (red) wire. There is also no tell tale sign that a rear brake pedal light switch was ever mounted. The tail light has two fetsoon bulbs assuming one is for the brake light, one black wire and one white wire but white wire was cut off inside the tail light shell. I wonder if this bike ever came with a brake light switch or a third red wire from the coils?? The decal on the front fender indicates this was a domestic Italian bike, did they require brake lights? |
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Dave Knaack <fastgu...@gmail.com>: May 18 01:01PM -0500
The only red wire I could find was from the rear/right side of the upper coil to the condenser. I have a green wire coming out of the backside of the flywheel directly to the brake light switch and nothing else attached to that wire. My bike was very original prior to the restoration but I know over the past 60yr someone had to have their fingers on the harness??? Dave Sent from my iPhone |
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canuck750 <jca...@barr-ryder.com>: May 18 05:14PM -0700
Thanks Dave Does your Cardellino generator have two or three wires coming out of the case? Thanks Jim On Saturday, May 16, 2020 at 7:18:08 PM UTC-6, canuck750 wrote: |
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Dave Knaack <fastgu...@gmail.com>: May 18 07:25PM -0500
Three. A green one with a plastic insulation, what appears to be a yellow w/cloth insulation and a faded red one with cloth insulation Sent from my iPhone |
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canuck750 <jca...@barr-ryder.com>: May 18 06:01PM -0700
> w/cloth insulation and a faded red one with cloth insulation Sent from my > iPhone On May 18, 2020, at 7:14 PM, canuck750 <jca...@barr-ryder.com> > wrote: Three. A green one with a plastic insulation, what appears to be a yellow w/cloth insulation and a faded red one with cloth insulation Thanks again Dave So if I understand your previous response the red wire is attached to the wire that joins the upper (ignition) coil to the condenser? |
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Dave Knaack <fastgu...@gmail.com>: May 18 08:49PM -0500
Yes, as best as I can see with the flywheel still in place Sent from my iPhone |
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canuck750 <jca...@barr-ryder.com>: May 18 06:54PM -0700
Thanks much appreciated On Saturday, May 16, 2020 at 7:18:08 PM UTC-6, canuck750 wrote: |
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