Trigger Wheel Configuration - ECU Master EMU User Manual

Trigger wheel configuration

In the following example, Trigger Tooth is defined as 9th tooth, which is located 60 degrees before
engines first cylinder Top Dead Center (which is located at 19th tooth). Next ignition event is
located on 39th tooth ( in 4 stroke engine ignitions are spaced by 180 degrees ). The trigger teeth
for any ignition event must not overlap with missing teeth on trigger wheel!
TDC
TDC
After each modification to the ignition system parameters it is necessary to
check ignition angle advance using a timing light
9
9
O O
60
60
19
19
60-2 trigger wheel
60-2 trigger wheel
0
0 57
57
ATTENTION !
Page 66
TDC
TDC
O
O
60
60
39
39