The G56 is a major improvement over the NV4500, IMO. I really like it.
I am in the process of cleaning my PS pump, I have it on the bench. It takes a vice and an 11mm box end wrench to disassemble the valve. There is a tiny bb inside it, be careful.
I am in the process of cleaning my PS pump, I have it on the bench. It takes a vice and an 11mm box end wrench to disassemble the valve. There is a tiny bb inside it, be careful.