Given the hoses are ok............My guess is the “all in one valve” ( proportioning) is the cause.


http://www.classicperform.com/PVK.html


Different issue but Valve leaked in the first 90 days.

[img]http://www.classicperform.com/Images/PVK.gif[/img]

Last edited by showkey; 12/06/2018 7:13 PM.