Originally Posted by wawrzynskivp
I have the stainless steel unit from Spruce Part # 08-01311.
Looks like a constant useless leak of cooling air when valve is closed. Does anyone know a reason not to block the bypass side of the valve box?
This is a pretty standard practice (bypassing the airflow) on experimental and certificated aircraft to keep the heat muff(s) from overheating and burning through.
Any opinions expressed in this message are my own and not necessarily those of my employer.
RV-6A (aka "Junkyard Special ")