The manual for my vacuum toilet in a 2013 35k Bounder says that occasional vacuum leakage is normal. After hearing the pump run every 15 minutes all night, the dealer said that was normal. How often d...
Ours only runs for two or three minutes after flushing and not every 15 minutes or so. I was even concerned about how loud it was. I called the toilet manufacturer, not the coach dealer or manufacturer, using the customer service number in the owner's manual. I was very pleased after talking to their rep. Ours has a shut off switch that could have stopped the near continuous recharging.