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16 augustus 2018 om 01:30 #777621
Hi guys. I have an issue trying to start my ciao. When I pedal tring to start the moped, the starter shoes engage the clutch and turn the whole rear. I cant get the belt to move though. I have a polini at the front and tried a 13 x 975 belt with 100mm at the rear with yellow springs and clutch springs.
I also tried 13×950 with 90mm and standard clutch set up at the rear. Both use normal standard clutch bell.
Does the polini vario need a spacer anywhere at the front? I still cant get the call to turn the crank.
Can anyone help?
Thanks for your time.
Dave.
16 augustus 2018 om 08:52 #777626If im richt, your belt is slipping in your variator? And your crankschaft is not turning?
This is a common compain. A pullstart or kickstart is the best option.TK: Elovation Trekstarter kit 3.0
A new belt will help somtime,s.
Also, make shure your decompresie is working corectly.16 augustus 2018 om 11:34 #777633As zevenenergie says It’s quite common for the belt to slip. The solution he offers wil do the trick.
You should first check that your variator doesn’t run against your frame. If you don’t use a spacer it will. You can use the same spacer that’s used with a normal clutch. With a variator there’s a good change you need 2 of them.

This is the one I’m talking about (you can click the image to go to JMPBparts).Welkom op ons forum!
Breng een bezoekje aan mijn Ciao project.16 augustus 2018 om 12:09 #777636the 90mm rear disk clears the frame no problem. I would like to keep the pedals so Kickstarter is not a good option for me. I will try to move the engine further forward to make the belt tighter. All the belts are brand new and never used, so a new one will not help.
I will also try to remove the polini vario and use the original today16 augustus 2018 om 22:07 #777654Normal pedal cranks won’t really work with a vario, the gear ratio is to short so the belt cannot grip the pulleys really wel,
Inside the cillinder head is a decompression valve, it sometimes happens with fast cillinders that the hole is too small. That hole is on the top of the cilinder and comes out in the exhaust port,, I had that problem with a 46 mm malossi cilinder. Also try to move the engine forward but just enough that the belt won’t get really deep in the pulleys, that wil lower the gear ratio and makes it pull slower, if that does not help you have to put a harder spring in the clutch (for the pulleys) so you can get some more pressure on the belt
And when all else fails, just sprinkle some Coca-Cola on the belt, it wil start then 🙂De budget beun tjoener: geen geld is te duur of het werkt nog niet
Link naar Mijn collectie / Projecten.16 augustus 2018 om 22:08 #777655Oh by the way you can Dril the hole bigger but be careful
De budget beun tjoener: geen geld is te duur of het werkt nog niet
Link naar Mijn collectie / Projecten.17 augustus 2018 om 00:36 #777656… rear disk clears the frame …
I was talking about the front (Polini) variator 😉
Welkom op ons forum!
Breng een bezoekje aan mijn Ciao project.17 augustus 2018 om 06:07 #777657@AA-T Polini variators have a spacer welded on, so no extra spacer is needed.
17 augustus 2018 om 10:46 #777658Didn’t know, I was already wondering why the spacer wasn’t included but that makes sense 😅
(Although I needed an extra 3mm thick washer for my Malossi variator to clear my frame, but only on my Ciao, with my Bravo it wasn’t an issue.)
Welkom op ons forum!
Breng een bezoekje aan mijn Ciao project.17 augustus 2018 om 15:35 #777663Quick update here!
The front also clears the frame no problem. Im now debating a pull start, although in an ideal world I’d like to keep the pedals.
I’ve moved the engine forward as far as I can and now the belt must sit about 6mm inside the clutch at the rear with a great hold from the malossi yellow spring.
When I try to start the ciao, the belt now no longer slips, but as all you giys have said,it doesn’t have enough force to turn the crank. So still no start. I had the bike painted in 2k black and have now made so many scratches moving the engine back and forth (only on the inside and round the mount points). Serves me right for painting before knowing my way around the moped!Heres my thoughts, I either:
1. scrap the vario and go back to the pulley system, wasting the vario set up I had bought.2. Go back to a standard engine and try to enjoy the limited 25km/h it will surely offer up! (I recently prepared the original casings for a DR as a little fun project so I would need new casings)
3. Electric block (would need to buy new block and ignition)
4. Pull start/kick start. (Need the pull start kit or kick start block)
What do you guys think?
I did even try with a standard vario and completely standard clutch with both 100mm and 90mm discs just to see if the polini was pushing the belt too tightly.
17 augustus 2018 om 16:31 #777664I think that you use the peels where they are made for, pedeling when your engine breaks down, and just push the moped with you body weight on the seat, then you can say: beast engine with beast compression. Vario is really nice to ride. But yeah it’s you’re moped
De budget beun tjoener: geen geld is te duur of het werkt nog niet
Link naar Mijn collectie / Projecten.18 augustus 2018 om 09:32 #777678
Buy a pull start. Mount the polinie vario and the DR. replace the yellow spring for the standaard black one, and injoy.18 augustus 2018 om 13:15 #777710You think 43mm DR is better than 43mm polini racing “W” valve? I also have the polini clutch springs I will tension test later.
18 augustus 2018 om 13:41 #777713The DR43mm. It is cheap, fast and verry durable.

I never had the pollnie 43mm.18 augustus 2018 om 17:44 #777719If your 43 W-Polini is still in good condition I don’t see any reason to buy a 43 DR. The performance doesn’t make much difference.
Welkom op ons forum!
Breng een bezoekje aan mijn Ciao project. -
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