Discoloration on boiler? Corrosion?

Equipment doesn't work? Troubleshooting? If you're handy, members can help.

#1: Post by joespresso »

I've got some discoloration on the brew boiler of my profited pro 300. Is this possible corrosion from a leak?

Team HB

#2: Post by JRising »

Calcium stains from the water that has leaked past that element o-ring and been left behind as the escaped water has boiled away.