Allegro36LA Black Tank
Just curious but, we have a bath and a half with two toilets. One is a standard foot flush and the other is a macerator. When I dump the black tank there is an initial rush of effluent then it kind of...
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You have a 2022. I have had 3 Tiffins in the past 3 years that have NOT vented the black tank to the roof vent. ALL had the 2 toilets with the rear Macerator Toilet. They misplumbed the vent pipes. There was NO roof vent air pipe to the Black tank on these motorhomes. What you do is drain both tanks and then insert a water hose from the top roof/vents and see if any water goes into the black tank. If NO water goes into the black tank it is not plumbed to the roof vent. Doug
