I do pretty much the same as mentioned. Although I do run an empty wash cycle to rinse the washer's tube of detergent residue before using it.
Here is an alternative to the bleach, washer way
http://reefcentral.com/forums/showthread.php?t=1943735
Ok I read this very long thread a year ago. Did u ever find the proper 3% in bulk? This is the only reason I haven't tried this yet.
Roger
would oxi-clean be a better alternative to hydrogen peroxide?
http://www.using-hydrogen-peroxide.com/sodium-percarbonate.html