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-   -   sped problem with helix. please hellp!!!! (http://www.buggymasters.com/forum/showthread.php?t=1076)

foxracer45 08-11-2010 08:25 PM

sped problem with helix. please hellp!!!!
 
for some reason its extremly low on power and wont break 10mph up hill. down hill it take a LONG time to even go 20. the fuel filter is black so i don't know if that has anything to do with it.and when i finally to get to about 2nd gear it lets out a very loud hising sound. i really need help!

metalstudman1 08-11-2010 10:54 PM

Can you give us a few more symptoms- Does the engine sound like it's running well and revving up normally?

foxracer45 08-12-2010 08:41 AM

yeah, but even in neutral it takes a while. and the hissing sound is getting worse.

olderthan 08-12-2010 09:37 AM

i would pull cvt cover
check belt and rollers in variator

foxracer45 08-12-2010 05:25 PM

sounds complicated.

metalstudman1 08-12-2010 06:12 PM

Quote:

Originally Posted by foxracer45 (Post 9601)
yeah, but even in neutral it takes a while. and the hissing sound is getting worse.

What takes a while even in neutral?
And pulling the CVT cover ISN'T complicated at all- Buggymaster has a vid on. I agreee that you probably have an issue with the CVT.

foxracer45 08-13-2010 09:34 AM

it takes a while to rev up to full, its a little better now that i changed the fuel filter after so long. but the sound just keeps getting worse. and when the sound happens it instantly slows down. im not sure why. i think it would would be the belt or the bearings like you said.

metalstudman1 08-13-2010 03:31 PM

http://buggymasters.com/forum/showthread.php?t=140
watch the vid to see how to pull the cover and what to inspect.

supertoast92 08-13-2010 05:20 PM

I had a major problem with my CVT half a year ago. I would be driving and all of a sudden it would rev up as if it were in neutral and I'd be slowing down. When I'd stop and inspect the engine, smoke would be pouring out of the CVT exhaust and I would smell burnt rubber. Turns out the clutch was eating the belt that we kept replacing. We ended up replacing the clutch, variator and belt. Worked (and still works) like a charm.

metalstudman1 08-13-2010 05:53 PM

The life span of a CVT sytem has everything to do with the abuse you subject it to and the simple maintenance you provide. For instance if you climb hills from a stand-still alot it will wear the sliders out very fast. If you brake with your foot on the gas will wear the belt fast- these are just examples. So your driving style may result in pre-mature wear even though you think it's fairly new product. Without pulling the CVT cover you'll not know if it's engine related or final gear problem. If you keep driving it with this issue you WILL tear up something more expensive.
I've had a couple of GY6 engines that NEVER had the sliders or belt replaced before the engine went-These CVT systems are VERY realiable if they get proper cooling and the filter is cleaned regularly.

SYCARMS 08-14-2010 10:15 AM

Where is the hissing comming from? It could be a vacume leak leanning the A/F mixture whick will cause loss of power. Intakes are known to crack also the plastic insolator or o-ring could be broken. TOM

ckau 08-14-2010 11:30 AM

Quote:

Originally Posted by SYCARMS (Post 9648)
Where is the hissing comming from? It could be a vacume leak leanning the A/F mixture whick will cause loss of power. Intakes are known to crack also the plastic insolator or o-ring could be broken. TOM

yea, that was my 1st guess also, but I would think a leak loud enought to hear would cause very irratic or no idle? He may be hearing the clutch pads dragging a glazed bell. Weak or missing clutch arm springs? worn pads, or a glazed/overheated [blueing] clutch bell can cause these symptoms. The clutch is slipping so bad the buggy only gets up to speed after momentom is built up

SYCARMS 08-14-2010 11:49 AM

What made me think this is that he said even in neutral it takes a long time to spool up, and that it was a little better after replacing the fuel filter. TOM

foxracer45 08-15-2010 10:10 PM

well have you ever heard a fried electric motor? its a bit like that. it sounds like hissing or bad bearings. i don't know the problem. but i looked at it and i recently got it back from a repair shop. there was adhesive or glue around the black thing where the belt is. and its leaking black liquids, could that have something to do with it?

SYCARMS 08-15-2010 10:36 PM

There should not be any liquid comming from under the cvt cover. You need to pull the cover to see where the liquid I would assume to be oil is comming from. TOM

foxracer45 08-16-2010 10:48 AM

i cant, its super glued.

metalstudman1 08-16-2010 10:56 PM

Did whoever worked on it from the shop you got it back from super glue it? Just curious-How do you know it's super glued?

foxracer45 08-17-2010 01:14 PM

well its like adhesive. and i know that wasnt there before.

olderthan 08-17-2010 01:48 PM

i woould bet its gasket cement
or rtv used in place of a gasket
either one you should be able to take off
cvt cover fix whatever you need to
clean cvt cover before reinstalling
there should be a gasket between

foxracer45 08-17-2010 03:23 PM

well i need to get that fixed soon because im selling it with my snowmobile to get a new hammerhead


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