Have you filled the system and ‘burped’ it? I often use a method on all my rotary engines by doing so with a Lisle funnel type arrangement?
M

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> On May 24, 2021, at 11:40 AM, Finn Lassen finn.lassen@verizon.net <flyrotary@lancaironline.net> wrote:
>
> Is there a best way to get air out of Renesis coolant passages?
>
> Like running engine at a certain RPM?
>
> Repeated heating/cool-down periods?
>
> Trying to determine reason for higher coolant temperature drop over right radiator vs left radiator.
>
> I tried swapping hoses from engine to rads (one has a 90 degree bend). But am concerned that there may be air trapped in the system leading to incorrect comparison readings.
>
> Finn
>
>
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