Dometic 310 toilet
I just finished installing this new Dometic '310' toilet: I tried installing the 320 model which is bigger, nicer and heavier, but I didn't have enough clearance to the back wall. There's a ...
Forum Discussion
2oldman wrote:Dog Folks wrote:Great, thanks! Wish they said these things in the manual.
I believe it is that way on purpose to insure a little water in the bowl. Possibly to keep the seal wet. That is my best guess.
It's just nice to have a toilet that doesn't leak out of the bowl. Been putting up with that for probably 2 years.
On the back of toilet just behind seat is a vacuum breaker (small container with a hole and flapper). Under water pressure vacuum breaker fills (flapper seals hole off) as water flows into bowl around/thru rim holes. Then when water valve closes flapper drops open air enters vacuum breaker and the water drains out into bowl. This allows water to cover bowl seal (vapor barrier) and relieves pressure downstream of water valve.
