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Hard to kickstart

Posted: Fri Aug 10, 2012 9:15 am
by vRSG60
My S3 Li125 (SX150 engine I think, No - SX150 319275) is becoming increasingly harder to kickstart. It feels as though there is little resistence when kicking it over. The kickstart travels quite a way before it meets resistence and sometimes feels as thought there is no resistence. Other times it starts 1st time.
I'm new to Lammys and so any ideas & suggestions need to take this into account ;)

Re: Hard to kickstart

Posted: Fri Aug 10, 2012 8:01 pm
by goldeneye
kickstart piston worn or sticking, 1st gear worn on the side, clutch badly adjusted (slipping). get the chaincase side off and have a gander, under supervision of an adult.

Re: Hard to kickstart

Posted: Fri Aug 10, 2012 10:32 pm
by vRSG60
goldeneye wrote:kickstart piston worn or sticking, 1st gear worn on the side, clutch badly adjusted (slipping). get the chaincase side off and have a gander, under supervision of an adult.
thanks for those, I did a bit of delving myself and I see the kickstart "ramp" may be mounted on slots and is adjustable. I'll take the cover off when I get chance.

Re: Hard to kickstart

Posted: Fri Aug 10, 2012 11:20 pm
by rosscla
Also check there's no play in the pedal and that the splines on the kickstart and shaft aren't worn and no in / out movement in the shaft. Ideally the piston should be set to engage as soon as you start to press the pedal down.

Re: Hard to kickstart

Posted: Fri Aug 17, 2012 12:58 pm
by stokky
Also when you have the side off, check the front sprocket.

The bolt that holds it on can come loose, and the first symptom is usually the kickstart slipping / not engaging.

If it is, dont use a bolt and separet washer, invest in one of the MBD stainless single piece items at about £13

If this has happened, the cup washer on the front sprocket that engages with the splines, tends to get rounded and is a bugger to refit, so best replace also (about £4)

Good luck