16. IGNITION SYSTEM STRYKER 125/150 SERVICE INFORMATION GENERAL INSTRUCTIONS · Inspect the ignition system according to the sequence specified in the Troubleshooting 14-3. · The ignition system has an electrical auto aligner in the CDI unit, so the ignition timing is not adjustable. · Do not drop or impact the CDI unit with strong force to avoid damage. Be careful when removing it. · Loose connector and poor wire connection are the main causes of faulty ignition system. Check each connector before operation. · Check the spark plug heat range. Use of spark plug with improper heat range is the main cause of poor engine performance or burned engine. · Perform inspections according to the servicing procedures specified in each section. SPECIFICATIONS Standard Item DA25AA DA30AA Standard type DR8EA DR8EA Spark plug Spark plug gap 0.60.7mm 0.60.7mm "F" mark: 152°/1500rpm Ignition timing Full advance: 34.52°/4000rpm Primary coil 0.20.3 0.20.3 Ignition coil resistance (20) Secondary with plug cap 7.68.6K 7.68.6K coil without plug cap 4.45.5K 4.45.5K Pulser coil resistance (20) 92130 92130 Exciter coil resistance (20) 272408 272408 Ignition coil primary side max. voltage 140V min. 140V min. Pulser coil max. voltage 14V/300rpm min. 14V/300rpm min. TESTING INSTRUMENT Kowa Electric Tester Timing light Tachometer 16-2