qhumberd

For the 400 the best overview of systems and things needed is the unofficial guide. It may be more than you need but it covers it all and really helped us. No real plumbing issues have happened with … (View Post)

I just completed a Century to Century flush and refill on my 400 and I used 5 gal of distilled before it looked clear. On my first flush about 3 years ago I started with tap water and finished with d… (View Post)

This is similar to my experience @jimcenname and thanks for the photos. The EZ Lube does what it is designed to do, which is flush the grease in the inner and outer bearings. In my 2019, I have done … (View Post)

Nice work and your diligence paid off. Glad your system is working well! BTW the exchange interval recommended is 2 yrs for the new and old glycols if my memory serves Happy New Year (View Post)

It sounds like you have a solid plan. I too have had questions about the plumbing of glycol inside the Flow unit. I have never seen a diagram such as is available with the main Alde boiler. So if I … (View Post)