I need to add some glycol to my system and just talked to nuCamp and Alde and they both said to use Century TF-1 Heat Transfer fluid from Amazon. It was $25/gal and free 2-day shipping with Prime... (View Post)
our 400 came only with a "T@B manual" which is not specific for the 400 - all the diagrams and pics are for the 320... what does the bypass switch do? (View Post)