Author Topic: Motoplat cdi ignition coil  (Read 4456 times)

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Offline searbs

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Motoplat cdi ignition coil
« on: May 21, 2015, 06:36:00 pm »
Hi, I am after one to suit Montesa H 5 , can anyone help
Thanks

HeavenVMX

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Re: Motoplat cdi ignition coil
« Reply #1 on: May 21, 2015, 07:58:26 pm »
PVL make a replacement coil

or

http://www.ebay.com/itm/Bultaco-Montesa-OSSA-KTM-COIL-Motoplat-outputs-/301636158936?hash=item463aea85d8&vxp=mtr

second hand ones are not good value from my experience

Offline searbs

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Re: Motoplat cdi ignition coil
« Reply #2 on: May 21, 2015, 08:13:44 pm »
Heaven
Thanks for your help, yes I think new is better, I will follow up
Cheers

HeavenVMX

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Offline searbs

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Re: Motoplat cdi ignition coil
« Reply #4 on: May 21, 2015, 09:41:04 pm »
Thanks again
does anyone on the forum have any knowledge of using this gear to replace the original coil?

HeavenVMX

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Re: Motoplat cdi ignition coil
« Reply #5 on: May 21, 2015, 10:45:00 pm »
The motoplat is not really a CDI as such but a transistorised ignition. The spark voltage and energy is nothing like that of a Japanese CDI of the same period.

Have you had the motoplat system tested to ensure that the coil is the problem? often a weak or failing stator (shorted turns) gives the same result. Possibly send the whole thing to 'Betta Bikes' SA or "Small Coil Rewinds' In Vic. Both can test the whole thing and tell you exactly what is wrong.

I would suggest that you consider replacing the whole ignition. I have used these and have found them to be excellent. They are excellent quality, very strong spark and require no modification to install (they bolt on).

Allow a few days for them to reply to emails as there are only seems to be a few English speaking emplyees.

Montesa models need the flywheel so the 1Kg or preferrably the 1.4Kg models are ideal. shown here

http://www.powerdynamo.biz/eng/systems/7664/7664main.htm
« Last Edit: May 21, 2015, 10:54:38 pm by HeavenVMX »

Offline Gday

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Re: Motoplat cdi ignition coil
« Reply #6 on: May 22, 2015, 09:20:55 am »
Have a look at this thread on cafe husky , using a pit bike coil

http://www.cafehusky.com/threads/pvl-ignition-advice-500-lc.30878/page-3#post-374465

Offline searbs

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Re: Motoplat cdi ignition coil
« Reply #7 on: May 27, 2015, 09:21:30 pm »
Heaven
Thanks for your research no problems with power to the coil, but will keep Small Coil Rewimds in mind, I hear they offer good service, I will go with a new unit from moltoverde
G'day
That is a great site, with my limited electronic skills a straight replacement is my best option
Thanks again for your help
Searbs