EMS installation

fbush

New Member
Joined
May 16, 2011
Messages
7
I'm getting ready to install the CHT probes in my Lycoming IO320.  Since one of the four ports is currently being used for MAP pick-up is there another port to move MAP to in order to use that location for the fourth CHT probe?
 

glasair

New Member
Joined
Oct 8, 2009
Messages
33
The MAP sensor does not connect to the same places on the engine as the CHT sensors, so there is not a conflict. The CHT sensors connect via bayonet adapters screwed into blind holes in the lower surface of the cylinders. The MAP sensor screws into a port connected to the intake manifold that is normally closed off by an allen plug. Screwing a CHT temperature sensor into that port would only measure the temperature of the air/fuel mixture entering the engine.
 
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