15. IGNITION SYSTEM PEOPLE 125/150
SERVICE INFORMATION
GENERAL INSTRUCTIONS
· Check the ignition system according to the sequence specified in the Troubleshooting. ( 15)
· The ignition system adopts CDI unit and the ignition timing cannot be adjusted.
· If the timing is incorrect, inspect the CDI unit and A.C. generator and replace any faulty parts.
· Loose connector and poor wire connection are the main causes of faulty ignition system.
Check each connector before operation.
· Use of spark plug with improper heat range is the main cause of poor engine performance.
· The inspections in this section are focused on maximum voltage. The inspection of ignition coil
resistance is also described in this section.
· Inspect the ignition switch according to the continuity table specified in page 17-4.
· Inspect the spark plug referring to Section 3.
· Remove the A.C. generator and pulser coil referring to Section 14.
SPECIFICATIONS
Item Standard
Standard type C7HSA(NGK)
Spark plug Hot type C6HSA(NGK)
Cold type C8HSA(NGK)
Spark plug gap 0.6 0.7mm
"F" mark 13°BTDC/1,700100rpm
Ignition timing Full advance 27°BTDC/5,000100rpm
Primary coil 0.1 1.0
Ignition coil resistance (20 ) Secondary with plug cap 7 12K
coil without plug cap 2 4K
Pulser coil resistance (20 ) 70 130
Ignition coil primary side max. voltage 12V min.
Pulser coil max. voltage 2.1V min.
TESTING INSTRUMENT
Kowa Electric Tester
15-2
4.7 / 5