load mectron3

val_3

i have a two pipe oil feed to my riello burner on my heating system that works fine but it tees off after the filter and feeds a mectron3 riello hot water heater this burner is making a loud pitch screeching sound when the heater kicks on.filter and nozzle changed ,oil pumped changed also checked for leaks on supply and return lines.any ideas of what to check next.thanks

J.C.A._3

Yep....

Check out a single line from the tank and a tigerloop plus for each appliance. Chris