refilling charge cooler coolant does it have to be vacuum filled? (Evora 400)

[LotusFella]

Hi as the title says, do you need to vacuum fill the coolant after emptying.  I'm specifically talking about the charge cooler coolant system if that is separate to the general engine coolant system. 

 

Thanks

Chris

Edited May 22 by LotusFella

[LotusFella]

I guess this would suggest not