up date on 19/Feb/04

by Kazu Kuroda

 

operating power is 12 volt into black connector.

For bike(RS125) just bypass to water temp gauge connector.

2 pin gray connector is out put data logger.

How to work Detonation counter

You can know counts of the engine detonation combustion by using this unit and the PI sensor. The PI sensor tighten torque is 2.5Kgf.m(25N.M). How to clear counts is pushing the switch on the unit. The unit is counted one time when the kill switch turns on and off.

This is reference counts is as follows at HRC test with unleaded fuel.

Seaf setting condition : 1~5 times per kilometer

Engine damage level : more than 10 times per kilometer

For TZ125 or TZ250 user for how to modify Cylinder head to fit Detonation PI sensor.
Modify head by table drill
make sure PI censor's way.
Pi censor copper washer then spark plug
like this!