OP
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Hooked
P200e
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Location: Eureka, Ca
 
Hooked
P200e
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Location: Eureka, Ca
UTC quote
Hi everybody,
Relatively new to scooters and have a question. I just resurrected a p200e after 20 years sitting. It's now running great but after I changed all the cables the clutch cable snapped after only 300 miles. I was cautious that I didn't overtighten the pinch bolt. I installed a Mallossi 4 disc clutch but used the original springs. The only thing I noticed is the end of the cable adjuster seems to be a bit offset to the clutch arm. The cable is definitely angling slightly as it comes out of the adjuster. Is this normal? Any ideas to make the next one last longer? I was thinking of soldering the cable where it gets clamped by the pinch bolt. I assume that is the weak spot?

Thanks
OP
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Hooked
P200e
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Location: Eureka, Ca
 
Hooked
P200e
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Location: Eureka, Ca
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Nobody has an idea?
@mjrally avatar
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Veni, Vidi, Posti
73 Rally, 76 ET3, 80 P200, 61 Ser 2, 65 Silver Special
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Veni, Vidi, Posti
@mjrally avatar
73 Rally, 76 ET3, 80 P200, 61 Ser 2, 65 Silver Special
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UTC quote
Where is the cable parting? At the pinch bolt or at the cable adjuster?
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Old douglas ..smallie with polini 115..super with nasco 177
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Old douglas ..smallie with polini 115..super with nasco 177
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UTC quote
Did the cable itself break..or did the brass barrel bit at the handle come off?
Get high quality cables.

The clutch adjuster can be manipulated /bent a bit so it lines up nice


Ps there are cable kits available that allow you to turn a very small screw in brass barrel so it clamps on to each end of the cable instead of being soldered

Good luck
@moto64 avatar
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'64 Motovespa 150S (177) , '65 VBB, '66 Allstate SF, '66 180SS, '58 LD 125 (150)
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@moto64 avatar
'64 Motovespa 150S (177) , '65 VBB, '66 Allstate SF, '66 180SS, '58 LD 125 (150)
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In concurrence, if you know where it is breaking you should be able to see why.
Maybe there is too much angle where the inner comes out of the adjuster. The opening in the adjuster barrel may also be sharp and needs to be softened a bit or flared with a small round file. Ideally, the inner should come straight out of the adjuster with virtually no friction/contact.
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Hooked
2009 Stella,
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Hooked
2009 Stella,
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Might want to look at the hole the cable passes thru and see if there is something that would cause wear. Also make sure the cable isn't too tight and stressed by the clutch springs.
@aiosi avatar
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2005 Vespa PX 150 Serie America #107 of 500
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@aiosi avatar
2005 Vespa PX 150 Serie America #107 of 500
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Re: Clutch cable breakage
Iamthegump wrote:
I changed all the cables the clutch cable snapped after only 300 miles.
Same thing happened to me the first time I replaced my clutch cable.
Make sure you didn't lose the tiny little disk that goes into the pinch bolt between the screw and the cable. That was my problem.
OP
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Hooked
P200e
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Posts: 129
Location: Eureka, Ca
 
Hooked
P200e
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Location: Eureka, Ca
UTC quote
that's gotta be it. There was nothing between the screw and the cable. And that's where it broke. I ordered two cables and pinch bolts...I assume the new ones will have it.

Thanks. I'll bet this does it
@v_oodoo avatar
UTC

Style Maven
'74 50s x3 '87 PK125XL '92 PK50XL2 Plurimatic - & - '58 AllState '68 Sprint '66(?) 125 Super '72 DanMotor 150 Super and '04 Bajaj LML hybrid
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Style Maven
@v_oodoo avatar
'74 50s x3 '87 PK125XL '92 PK50XL2 Plurimatic - & - '58 AllState '68 Sprint '66(?) 125 Super '72 DanMotor 150 Super and '04 Bajaj LML hybrid
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UTC quote
Get the flexing away from the pinch bolt, from page 7, Tips 'n Trix
MJRally wrote:
Stolen from Ginch-

I do it like this, mainly because I find it easier to get to when I need to tighten or remove it. But I think it also means that the cable is not bending (through the hole in the arm) at the same place it's being pinched by the pinch bolt.


Next time I change a cable I'm going to add an extra piece of outer on after the pinch bolt and try using the 4th hand tool on that. That way the cable inner can still tighten, but I'll have more room with the wrenches to tighten the pinch bolt.External inline image provided by member with no explanatory text
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Hooked
2009 Stella,
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Location: PA
 
Hooked
2009 Stella,
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Location: PA
UTC quote
Quote:
Get the flexing away from the pinch bolt, from page 7, Tips 'n Trix
That's a really interesting approach, sorta like using heat-shrink tubing to protect electrical wiring that was connected with solder. The wire will usually break right at the end of the solder's wick due to vibration and flexing being focused at that point, so extending heat shrink past that point usually helps.

When the engine is running and shaking around, does that extension wiggle and vibrate around or does it pretty much stay in line with the clutch arm's hole ?

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