Buy a magnaclean, they're great in conjuction with your flushing and chemical cleaner
All the time you're flushing and cleaning, they will grab any passing black sediment, and will continue grabbing it as long as it's circulating, long after you've put it all back together.
//www.diynot.com/forums/viewtopic.php?p=632850#632850
All the time you're flushing and cleaning, they will grab any passing black sediment, and will continue grabbing it as long as it's circulating, long after you've put it all back together.
//www.diynot.com/forums/viewtopic.php?p=632850#632850