Originally Posted by ECAPNation
Yes.... Evidently for optimal operation 450 input is better.
Originally Posted by ford
It's probably your pressure being so high, I'd just take out the rest of your shims.
Fair enough. I see that now on the PE site. I think the other markers that share the tank will be alright with that. Hopefully no lower than 450.
I checked the manual again; it doesn't say anything about input pressure.