if you really want to clean it out you'll need to remove it and start by soaking, not too spendy to just replace it and much more fail-safe

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics