AiM MyChron3 Basic - Manual (Page 17)

17
Installing the water thermocouple
The H
2
O thermocouple can be installed directly into the cylinder head ( if the
engine accommodates the thermocouple ) or by using the water thermocouple M5
fitting ( sold separately ) for the M5 type.
The drawing below shows how to correctly install the water thermocouple for the
M5 type.