Referring to the above capacitor discharge ignition circuit diagram, we see a simple configuration consisting of a few diodes, resistors, a SCR and a single high voltage capacitor.

Took a test light and tapped the black power wire that goes to the coil, the tight turned on and seemed pretty bright. All e-mail is guaranteed to be replied within 24 hours. You can temporarily bypass a CDI box for troubleshooting purposes. This is a brand new GY6 CDI Box. Color:Black. CDI Circuit using an SCR, a few Resistors and Diodes. Details about Scooter CDI Box GY6 150cc 50cc Chinese Gy6 Moped ATV. Make Offer - High Performance Ignition CDI Box For GY6 50cc 125 150cc Moped Scooter ATV Quad CDI Box Compatible for Yamaha YFM 350 Grizzly Wolverine Bruin 5UH-85540-00-00 AU $36.99

Fit Models: ... please write to us immediately that we can do our best to resolve your problem. Im thinking: well the CDI coil must be dead, but I got another one on the way so not a problem. negative at the battery) and the green wire at the cdi connector (with the block disconnected)- there should be no continuity whatsoever (test on a high range e.g. Today I got the new CDI coil, put it on and still no spark. It was a self-contained system,no batteries were required and it was used exclusively until these became common with the advent of electric starters). CDI is a successor to the magneto based ignition systems evolved a century ago by Bosch of Germany (Their logo still shows a magneto).

Product List: CDI 6 Pin 50cc-150cc Pit Bike*1 Description: This is a brand new performance racing CDI for Gy6 50~150 cc ATVs, scooters, moped. 2008-2012 Kawasaki EX250R, igniter box, cdi, computer box #2 1 out of 5 stars 1 product rating 1 product ratings - 2008-2012 Kawasaki EX250R, igniter box, cdi, computer box #2 Still nothing. If you cut or disconnect this wire you won't be able to turn the moped off with the key, so to test this all you have to do is check for continuity between earth (e.g.

A capacitor discharge ignition box (CDI) box is used in motorcycles, turbine-powered aircraft, outboard motors, and some cars. This AC fired CDI will eliminate rev-limit which keeps your bike restricted, and also reset your ignition advance curve for better acceleration, MUCH more than the popular orange compact units! I check the ground on the coil, its grounded.