Dreaded black pyramid.
Lots of threads here on proper black tank usage and maintenance all aimed a preventing this exact problem. We've been preaching the cure and prevention for years. It's been discussed over and over. I've written several extensive posts on this myself along with several others.
This should not be a mystery. All the answers are here for the reading.
__________________
'11 Cougar 326MKS loaded with mods
'12 Ford F250 SuperCab 6.7 PowerStroke Diesel
Amateur Radio: KD2IAT (146.520) GMRS: WQPG808 (462.675 TPL 141.3)
|